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2017

19609659Multiplexing of control and data with varying power offsets in a SC-FDMA system
29609658System and method for interference alignment in cognitive small cell networks
39608849Method, system and apparatus for audio communication modulation mode self-adaptation and electronic signature token
49608843Multiple-input multiple-output orthogonal frequency division multiplexing communication system and method for signal compensation
59608797Adaptive envelope extracting apparatus, signal decoding apparatus and short-distance contactless communication apparatus applying the adaptive envelope extracting apparatus, and method thereof
69608712Method and apparatus for transmitting and receiving single stream through multiple beams in wireless communication system
79608700Wireless transmitting and receiving device and method
89608672Apparatus and method for generating base band receive signals
99606952System with speaker, transceiver and related devices
109603164Group carrier scheduling for unlicensed long term evolution network
119602326Apparatus and method for transmitting signal, apparatus and method for receiving signal
129602241Computing system with polar processing mechanism and method of operation thereof
139602151Apparatus and method for transmitting and receiving wireless signals subject to a spectral mask
149602069Programmable impedance network in an amplifier
159596715Long wireless local area network (WLAN) packets with midambles
169596663Method and apparatus for transmitting and receiving training sequence code in communication system
179596117OFDM modulator, OFDM transmission device, and OFDM modulation method
189596116Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
199596017Transmission-mode-aware rate matching in MIMO signal generation
209596002Transceiver front-end for communication over power lines
219590835256 quadrature amplitude modulation user equipment category handling
229590830Efficient multi-band communication system
239590828Blind spectrum sensing method and device based on fast fourier transform
249590803Timing error processor that uses the derivative of an interpolator function
259590801Equalization scheme in trans-impedance amplifier for optical communications
269590790Optimizing throughput of data frames in orthogonal frequency division multiplexing (OFDM) communication networks
279590781Method for transmitting broadcast signal, method for receiving broadcast signal, apparatus for transmitting broadcast signal, and apparatus for receiving broadcast signal
289590766Peak elimination device and method for multicarrier baseband
299590763Energy efficient transmitter power control
309590717Signal receiving method and electronic device
319585115RF carrier synchronization and phase alignment methods and systems
329584355Device and method for frequency offset estimation
339584291Control signaling for enabling two-hop orthogonalization for device-to-device broadcasts
349584289Radio transmission device and radio transmission method
359584251System and method for classifying signal modulations
369584244Method and apparatus for transmitting or detecting a primary synchronization signal
379584196Transmission apparatus and method, and reception apparatus and method
389584164Digital intensive hybrid ADC/filter for LNA-free adaptive radio front-ends
399582265Runtime creation, assignment, deployment and updating of arbitrary radio waveform techniques for a radio waveform generation device
409578654Methods and apparatus related to selecting reporting alternative in a request report
419578514Method, apparatus, and computer program product for enablement
429577865Carrier recovery aided by pilot symbols carrying information
439577858RF chirp receiver synchronization
449577857Adaptive modulation in a hybrid vehicle communication system
459577856Frequency compensation techniques and systems
469577855Channelized multicarrier digitizer
479577847Non-reciprocal components with balanced distributedly modulated capacitors (DMC)
489577816Clock and data recovery having shared clock generator
499577786Pilot symbol generation for highly-spectrally-efficient communications
509577761Controlling an optical transmitter that supports multiple modulation formats and baud rates
519577689Apparatus and methods for wide bandwidth analog-to-digital conversion of quadrature receive signals
529575619Data capture design tool for designing and configuring systems with analog front ends
539571319Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
549571313Full-optical multiwavelet orthogonal frequency divisional multiplexing (OFDM) and demultiplexing
559571311Adaptive cyclic offset cancellation for the receiver front-end of high-speed serial links
569571239Method and apparatus for transmitting channel information in cognitive radio network and method and apparatus for performing channel switching
579571172Method of maximizing MIMO throughput by placing antennas in a vehicle
589571142Apparatus to detect interference in wireless signals
599565593Techniques for selecting subframe type or for interleaving signals for wireless communications over unlicensed spectrum
609565043Hybrid I-Q polar transmitter with quadrature local oscillator (LO) phase correction
619565040Empirical mode decomposition for spectrum sensing in communication systems
629564992Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
639564976Blind equalization of dual subcarrier OFDM signals
649564963Automatic power control system for a code division multiple access (CDMA) communications system
659564939Power efficient communications
669559871Composite channel equalization of a wideband wireless communication system
679559808Apparatus and methods for controlling transmit power of a wireless communication system
689559792Broadband in-phase and quadrature phase signal generation
699559758Transmission/reception apparatus and method for supporting MIMO technology in a forward link of a high rate packet data system
709559732Wireless apparatus
719554378Communications method, base station, and mobile terminal
729553709Method and apparatus for wireless communication using a short-range base station with multiple radio interfaces of different technologies
739553626Power efficient communications
749549080Wi-Fi signaling by cellular devices for coexistence in unlicensed frequency bands
759548876Multiple transmitter system and method for controlling impedances of multiple transmitter system
769548864Device and method for encoding bits to symbols for a communication system
779548812Method and apparatus for sub-carrier frequency control
789548801Closed loop multiple transmit, multiple receive antenna wireless communication system
799548769Reduced wiring requirements with signal slope manipulation
809544114Method and apparatus for channel estimation and equalization
819544088Broadcast signal transmitter/receiver, and broadcast signal transceiving method
829544070Frequency-converting sensor and system for providing a radio frequency signal parameter
839544034System and method for multiplexing control and data channels in a multiple input, multiple output communications system
849544019Systems and methods for ripple communication decoding
859544004Power efficient communications
869543896Multiple-input multiple-output low-noise block downconverter and low-noise module
879538482Methods of reverse link power control
889538388Method and system for dynamic spectrum access
899537698Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
909537696Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
919537689Method and apparatus for identifying co-channel interference
929537688Methods and apparatus for clear channel assessment
939537679Bi-modal arbitration nodes for a low-latency adaptive asynchronous interconnection network and methods for using the same
949537642Method and apparatus for frequency hopping coexistence in unlicensed radio frequency bands for mobile devices
959537621Method and apparatus for information transmission in a radio communication system
969537619Processing method for orthogonal frequency division multiplexing signal and network device
979537555Uplink transmit antenna selection in carrier aggregation

2016

989532379Transmitter, transmission method used by the same, receiver for receiving a radio signal from transmitter and wireless communication system including the same
999532243WLAN and LTE coexistence in unlicensed radio frequency bands
1009532196Method for implementing unstructured supplementary service data service
1019531478Digital optical modulator for programmable n-quadrature amplitude modulation generation
1029531453Communication control method, user terminal, and base station
1039531451System and method for high-speed analog beamforming
1049531450Apparatus, system and method of beam selection for beamformed diversity wireless communication
1059531409Switched capacitor transmitter circuits and methods
1069531394Calibration of digital-to-time converter
1079529771Communication system
1089525572Signal correction method and receiving machine
1099525453Intermodulation cancellation of third-order distortion in an FDD receiver
1109524628Detecting signal modulation for motion detection
1119521579Method and apparatus for rate adaptation in a wireless communication system
1129521559Methods and apparatus for clear channel assessment
1139521557Methods and apparatus for clear channel assessment
1149521022Cycle-slip detection method and apparatus, and receiver
1159516645Carrier aggregation in a communication system
1169516616Method and apparatus for estimating frequency errors
1179516490Identifying devices with transpositional modulation
1189515859Delta modulated low-power EHF communication link
1199515815Transpositional modulation systems, methods and devices
1209515737Method and device for data compression, transmission, and decompression
1219515712Pre-coding method and pre-coding device
1229515699Dual mode serial transmission apparatus and method for switching mode thereof
1239515689Communication of power consumption configurations during handover
1249510206Spectrum resource reconfiguration method, device, and system
1259509544Robust scalable and adaptive frequency estimation and frequency tracking for wireless systems
1269509536Communication apparatus, circuit for communication apparatus, and communication method
1279509406Optical transmitter, optical receiver, optical transmission system, optical transmitting method, optical receiving method and optical transmission method
1289509384System and method for mapping symbols for MIMO transmission
1299504049Channel optimization in half duplex communications systems
1309504036Configuring cellular connectivity
1319503960Radio communication apparatus and radio communication method
1329503932Enhancements to the MU-MIMO VHT preamble to enable mode detection
1339503931Enhancements to the MU-MIMO VHT preamble to enable mode detection
1349503305Method for low complexity decision metric compression of higher-order square-QAM constellation
1359503304Packet mode auto-detection in multi-mode wireless communication system, signal field transmission for the packet mode auto-detection, and gain control based on the packet mode
13695032976MHZ bandwidth OFDM transmitter with the same guard interval as 8MHZ DVB-T2
1379503294Amplitude and phase shift keying modulation for saturated amplifier systems
1389503253Serial data transmission circuit and reception circuit, transmission system using the same, electronic device, and serial data transmission method
1399503178Two-way communication using wireless power signal
1409497637Method, apparatus, and computer program product for link specific parameters based on emission characteristics of device
1419497055Method and apparatus for polar receiver with digital demodulation
1429497049Wideband transmitter with high-frequency signal peaking
1439496898Architecture for interfacing between digital and radio subsystems
1449491634Signal buffering for licensed shared access (LSA) technology
1459491028Phase synchronization of modulation or demodulation for QAM-based multiband TSV-link
1469491026Transmission method
1479491022Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
1489491010Phase noise tracking and reduction
1499490869Transmission medium having multiple cores and methods for use therewith
1509490858Transmitter capable of reducing local oscillation leakage and in-phase/quadrature-phase (I/Q) mismatch and adjusting methods thereof
1519490852Multiple input and multiple output switch network
1529490750Systems and methods for performing demodulation and modulation on software defined radios
1539485761Method and apparatus for sending data and control information in a wireless communication system
1549485130Universal OFDM synchronizer for power line communication
1559485125Dynamically reconfigurable channelizer
1569485124Method and apparatus for multiple bit encoding
1579484994Adaptive mode-switching spatial modulation for MIMO wireless communication system
1589480075Communication system, communication apparatus and communication control method
1599479380System and method for determining intermodulation distortion in a radio frequency channel
1609479378Method for sending downlink data, method for receiving downlink data, base station, and user terminal
1619479371Scheduling messages using mixed modulation settings
1629479318Channel determination method and wireless communication apparatus
1639479233Apparatus, system and method of multi-input-multi-output (MIMO) beamformed communication with space block coding
1649479217Method and apparatus for communicating data in a digital chaos cooperative network
1659478224Audio processing system
1669473988Multiplexing method for signals related to a plurality of terminals in a wireless communication system applying carrier aggregation techniques and apparatus therefor
1679473983Transpositional modulation communications between devices
1689473981Concurrent wireless communications over licensed and unlicensed spectrum
1699473340Orthogonal frequency division multiplexing polar transmitter
1709473338Receiver, transmitter, feedback device, transceiver and signal processing method
1719473329Analog front-end with galvanically isolated differential bus
1729473327Radio communication device, radio communication method, and radio communication system
1739473326Multiple-input multiple-output orthogonal frequency division multiplexing communication system and method for signal compensation
1749473268Transmitting apparatus, receiving apparatus, transmission method, and reception method
1759473244Flexible 400G and 1 Tb/s transmission over transoceanic distance
1769473099RF signal automatic gain control method
1779471527Semiconductor device and memory system
1789467263Pilot structures for ACK and CQI in a wireless communication system
1799467259Methods and apparatus for wireless communication using a mixed format
1809467251Method and system for forward error correction decoding with parity check for use in low complexity highly-spectrally efficient communications
1819467212System and method for multiple-input multiple-output communication
1829467178Pseudo true time delay for multi-antenna systems
1839462610Mobility in a distributed antenna system
1849462604Methods and apparatus related to selecting a request group for a request report
1859462588Base station apparatus and resource allocation method
1869462031Method, system and device for audio communication modulation mode self-adaptation and electronic signature token
1879461850Parallel data processing
1889461786Method and apparatus for allocating interference cancellation code for inter-base station coordinated communication in radio communication system
1899461773Method and a node for detecting phase noise in MIMO communication systems
1909461771Method and apparatus for transmitting and receiving downlink control information
1919461689Power efficient communications
1929461360Apparatus and method for adjusting beam pattern in communication system supporting beam division multiple access scheme
1939455824Distributed network synchronization methods and architectures
1949455822Receiver, transmitter, and communication method
1959455713Split resistor source-series terminated driver
1969451625System and method for providing interference characteristics for interference mitigation
1979450796Random access preamble structure in extended cells environment
1989450791Circuits for efficient detection of vector signaling codes for chip-to-chip communication
1999450745Method and apparatus for radio frequency (RF) pulse synchronization in super regenerative receiver (SRR)
2009450715Method and system for modulation-independent carrier phase recovery
2019450653Systems and methods for transporting digital RF signals
2029450629Systems and methods for controlling local oscillator feed-through
2039450593Dither-less error feedback fractional-n frequency synthesizer systems and methods
2049445454System and method for hardware sharing
2059445287Electronic device, method and computer-readable medium for sensing spectrum usage in a cognitive radio communication system
2069444673Methods and systems for down-converting a signal using a complementary transistor structure
2079444671Antenna direction adjustment method and OFDM reception device
2089444667Signal modulation using guard band determination for improved frequency spectrum efficiency
2099444664Channel frequency offset estimation method, apparatus, and system
2109444663Cognitive radio system, resource allocation apparatus thereof and method therefor
2119444595Hybrid waveform design combining OFDM and cyclic prefix based single carrier for millimeter-wave wireless communication
2129444554Digital coherent receiving apparatus
2139444534Apparatus and method for low complexity spatial division multiple access in a millimeter wave mobile communication system
2149439091Midpacket detection schemes for clear channel assessment (CCA)
2159438463System for the correction of amplitude and phase errors of in-quadrature signals, corresponding receiver and method
2169438461Communication system, receiving device, and semiconductor device
2179438454Alignment of multiple editions of a signal collected from multiple sensors
2189438374Radio channel utilization
2199438322Mobile station and reception method
2209432950Method for transmission power shaping and communications apparatus utilizing the same
2219432449Managing connection failover in a load balancer
2229432426Determining available media data for network streaming
2239432231Digital frequency modulation receiver with frequency variation signal and demodulation method used by the same
2249432172System and method of communication using at least two modulation methods
2259432168Method and apparatus for transmitting and receiving channel status information (CSI) for supporting 256QAM in wireless access system
2269432163Pseudorandom sequence generation for OFDM cellular systems
2279432157Adaptive control system and method
2289432061Serializing transmitter
2299426007Alignment of signal copies from an asynchronous sensor network
2309426006Low power partial functionality communication link
2319425796Data converting device, digital transmitting apparatus using the data converting device, and related data converting method
2329425777Phase interpolator
2339419849Method and apparatus for generating a PHY data unit
2349419832Base station device, mobile station device, control information transmission method, control information reception method and program
2359419831Method and modem for adjusting modulation mode
2369419830Device, system and method of communicating a wireless communication orthogonal-frequency-division-multiplexing signal
2379419824Digital transmitter
2389419784System and method for calibrating and synchronizing a receiver
2399419756Communication apparatus, integrated circuit, and communication method
2409419703Techniques and systems for wireless communications
2419419657Hybrid I/Q and polar transmitter
2429419436Digital power receiver system
2439414372Digital filter control for filter tracking speedup
2449414267Transmission method and device in wireless local area network
2459413816Protection against the detection of alert signals
2469413584Blind phase-shift keying (PSK) and quadrature amplitude modulation (QAM) identification
2479413579Determining frequency errors in a multi-carrier receiver
2489413573Receiver and gain control method thereof
2499413569Adaptive detector threshold compensation in binary frame based communication systems
2509413518Clock data recovery circuit
2519413500Method and apparatus for dynamic bandwidth provisioning in frequency division duplex systems
2529413438Wireless communication device and wireless communication method
2539413394Digital to-analog converter system and method
2549413294Apparatus and method for correcting IQ imbalance
2559408147Enhanced rate physical layer for Bluetooth.TM. low energy
2569407484Synchronization sequence with tone notching in OFDM systems
2579407430Carrier frequency synchronization of data
2589407408Method and apparatus for bit mapping for downlink control channel in wireless communication system
2599407325Power line network system and method
2609401832Long-range nodes with adaptive preambles for coexistence
2619401787Method and apparatus for providing an efficient pilot pattern
2629401751Method and apparatus for transmitting demodulation pilots in a multi antenna wireless communication system
2639401731Skew control for three-phase communication
2649398597Multiplexing of control and data with varying power offsets in a SC-FDMA system
2659398240HDMI communication over twisted pairs
2669397873Compressed orthogonal frequency division multiplexing (OFDM) symbols in a wireless communication system
2679397824Gear shifting from binary phase detector to PAM phase detector in CDR architecture
2689397776Constant-capacity physical resource blocks for upstream transmissions over coax
2699397723Spread spectrum wireless over non-contiguous channels
2709397707Method and apparatus for transmitting data in very high throughput wireless local area network system
2719392602Method and device for adjusting carrier frequency of multiple-input multiple output microwave device
2729392470Integrated circuit for radio transmission of ACK/NACK signal
2739391823Methods and receiver for positioning of clock related spurious signals
2749391822Methods and apparatus for synchronization in multiple-channel communication systems
2759391739Efficient demapping of constellations
2769391724Frequency sub-band coding of digital signals
2779391685Computing system with pre-coding mechanism and method of operation thereof
2789391680System and method for multiple-input and multiple-output (MIMO) full-duplex precoding structures
2799391649Envelope shaping in envelope tracking power amplification
2809386558Radio channel utilization
2819386460Systems and methods for carrier aggregation deployment and organization in unlicensed bands
2829385901Receiver front end architecture for intra band carrier aggregation
2839385893Modular low power serializer-deserializer
2849385876Digital broadcasting system and data processing method in digital broadcasting system
2859385823Broadcast-signal transmitter/receiver and method for transmitting/receiving broadcast signals
2869385798Apparatus and method for efficient waveform portability between different platforms
2879379928Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
2889379925Transpositional modulation systems and methods
2899379924Cognitive radio spectrum sensing with improved edge detection of frequency bands
2909379918System and method for increasing throughput in digital radio broadcast receiver
2919379883Digital to analog converter cell for signed operation
2929379881Phase interpolator circuit, clock data recovery circuit including the same, and phase interpolation method
2939379843Transmitting apparatus and receiving apparatus and signal processing method thereof
2949379798Modulation circuit for a radio device and a method thereof
2959379776System and method for low data-rate communication over a carrier current
2969374291Downstream OFDM signal egress detection
2979374254Wireless communication device and wireless communication method
2989374253DM-RS based decoding using CSI-RS-based timing
2999374246Radio frequency digital receiver system and method
3009374209Transmission signal generation apparatus, transmission signal generation method, reception signal apparatus, and reception signal method
3019374149Receiver circuit and reception method
3029374111Multi-stage charge re-use analog circuits
3039370006Information transmission device and information transmission method
3049369324Communication apparatus and communication method
3059369319Wireless communication device and method for identifying the type of modulation among a plurality of modulation types in a near filed communication device
3069369318Scalable serial/de-serial I/O for chip-to-chip connection based on multi-frequency QAM scheme
3079369315Digital communication system using real-time capacity achieving encoder design for channels with memory and feedback
3089369264Method and apparatus of algorithm for coherent receivers with M-QAM modulation format
3099369244Method for reducing inter-Femtocell interference and Femtocell base station
3109369160Communications system using signal modulation
3119367545Apparatus for providing digital content and method thereof
3129363795Orthogonal Frequency Division Multiple Access with carrier sense
3139363124Transmission and reception signal processor and method
3149363116Multi-standard front end using wideband data converters
3159363040Apparatus for transmitting and receiving a signal and method for transmitting and receiving a signal
3169363027Remote modulation of pre-transformed data
3179363024Method and system for estimation and extraction of interference noise from signals
3189363000Signal transmission method and apparatus using codebook in wireless communication system supporting multiple antennas
3199362989Transmission method, reception method, transmitter, and receiver
3209362955Encoding and decoding using constrained interleaving
3219362865Demodulation device, demodulation method and program
3229357517Apparatus and method for wireless baseband processing
3239356810Semiconductor integrated circuit and operating method thereof
3249356735Space-time block coding systems and methods
3259356635Method for operating a vehicle-side receiver device of a train control system and vehicle-side receiver device
3269356633Apparatus and method for receiving multipath signals in wireless communication system
3279356629Method and apparatus for improving transmission of data on a bandwidth expanded channel
3289356627Method and apparatus for improving transmission of data on a bandwidth mismatched channel
3299355563Wireless communication method, in-vehicle wireless communication apparatus, and program
3309354970Method and apparatus for encoding erroneous data in an error correction code protected memory
3319351281Method and apparatus for focused data communications
3329350874Method of transmitting speech and digital data via an analog speech channel
3339350591Method and system for down-converting an electromagnetic signal
3349350589Multi IQ-path synchronization
3359350432Method and apparatus for acquiring a precoding matrix indicator and a precoding matrix
3369350418System and method of using variable pulses for symbology
3379349029Transmission apparatus for a wireless device
3389348691Apparatus for transmitting broadcast signal, apparatus for receiving broadcast signal, and method for transmitting/receiving broadcast signal through apparatus for transmitting/receiving broadcasting signal
3399344530Method and apparatus for encoding feedback signal
3409344318Radio receiver for carrier aggregation
3419344315Transmitting system and receiving system, and transmitting method and receiving method
3429344310Apparatus and method for performing properrizing frequency shift(p-FRESH) vectorizing
3439344307Method and apparatus for sub-carrier frequency control
3449344306Method for dynamically adjusting signal processing parameters for processing wanted signal and communications apparatus utilizing the same
3459344248Positioning reference signal assistance data signaling for enhanced interference coordination in a wireless communication network
3469344179Methods and arrangements for communications in low power wireless networks
3479344170Method and apparatus for feedback in 3D MIMO wireless systems
3489344153Reader receivers and reader transceivers including the same
3499344147Appending bursts to create a super burst for improved building penetration
3509338673Device and method of enhancing downlink UE-specific demodulation reference signal to facilitate inter-cell interference cancellation and suppression
3519338632Method and system of wireless device discovery in a wireless network employing directional antennas
3529338412Systems and methods for securing a digital communications link
3539338043Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
3549338032Device and method for channel estimation and signal demodulation
3559337997Transcoding method for multi-wire signaling that embeds clock information in transition of signal state
3569337964Carrier recovery aided by pilot symbols carrying information
3579337963Transmission method and apparatus for multi-antenna retransmission
3589337958Data transmissions over a voice channel
3599337957Method and device for interleaving processing in a WLAN system
3609337876Digital wireless transmitter having parallel structure and wireless communication system including the same
3619332559Method and channel selector for selecting an operation channel, and wireless network connecting apparatus including the channel selector
3629331760Method and apparatus for leveraging spatial/location/user interaction sensors to aid in transmit and receive-side beamforming in a directional wireless network
3639326069System with speaker, transceiver and related devices
3649325557Radio communication apparatus and pulse signal transmission method in radio communication apparatus
3659325545System and method for generating an on-demand modulation waveform for use in communications between radios
3669325484Method to enable rapid scanning by cognitive radios
3679325438Broadcast-signal transmitter/receiver and method for transmitting/receiving broadcast signals
3689325357Wireless communication unit, integrated circuits and method for linearizing a transmitter signal
3699325297Power supply control
3709319885Method for dynamically setting virtual subcarriers, receiving method, apparatus and system
3719319723Apparatus and method for transmitting signal in digital video broadcasting system
3729319262Methods and systems for down-converting a signal
3739319261Transmission apparatus
3749319257Multiple-input multiple-output (MIMO) communication system
3759319254Methods and systems for processing network messages in an accelerated processing device
3769319253Edge windowing of OFDM based systems
3779319251Multiple-input multiple-output (MIMO) communication system using a codebook and method of designing the codebook
3789319113Simplified multiple input multiple output (MIMO) communication schemes for interchip and intrachip communications
3799319078Wireless communication device and sensing method
3809319076Modulation method for improving signal conversion gain and high-gain modulator thereof
3819313072Integrated circuit implementation of methods and apparatuses for monitoring occupancy of wideband GHz spectrum, and sensing respective frequency components of time-varying signals using sub-nyquist criterion signal sampling
3829313067Multi-bandwidth communication system using a shared baseband processor
3839313059Data-modulated pilots for phase and gain detectors
3849313052Method and apparatus for signal transmission
3859313051Integrated circuit for controlling a process
3869312987Collision detection using a multiple symbol noncoherent soft output detector
3879312935Pilots for MIMO communication systems
3889312920Wireless communication device and method for identifying the type of modulation among a plurality of modulation types in a near filed communication device
3899307549Dynamic SNR adjustment in a receiver supporting 256QAM
3909306792Methods and systems for down-converting a signal
3919306786Short guard interval with green field preamble
3929306783Selective activation of VAMOS-2 mode
3939306779Chaotic communication systems and methods
3949306778Enabling modulation mode selection
3959306722Tracking radar frequency enabling more channels
3969306622Non-contact sensing and reading of signals transmitted by a cable
3979306509Receiver having a wide common mode input range
3989306498Current driven floating driver circuit
3999304535Baud rate phase detector with no error latches
4009301310Robust techniques for upstream communication between subscriber stations and a base station
4019301150Methods and apparatus for clear channel assessment
4029300518Pulse radar device and control method therefor
4039300510Method of transmitting and receiving data unit in wireless local area network system and apparatus for the same
4049300463Multi-rate transceiver circuitry
4059300462Methods, devices, and algorithms for the linearization of nonlinear time variant systems and the synchronization of a plurality of such systems
4069300417Methods and apparatus for providing user-selectable preset options and associated data for a vehicle onboard computer system
4079300380Pre-coding method and pre-coding device
4089298199Voltage generating circuit and polar transmitter
4099294321Bit signal structure for differentially encoded broadcasts
4109294319Receivers for dynamically modulated symbols
4119294314Receiver having limiter-enhanced data eye openings
4129294312Apparatus and method for estimating doppler spread in mobile communication system
4139294264High-frequency signal processing device and wireless communication system
4149294172Method and apparatus for reporting downlink channel state
4159294144Method and apparatus for an adaptive filter architecture
4169288776Apparatus and method of wideband automatic gain control algorithm supporting multiple carriers with possibly different air interface technologies
4179288100Method and system for down-converting and electromagnetic signal
4189288092Wireless communication device and wireless communication method
4199288091Modulation method and apparatus with consideration of adaptive hybrid automatic repeat request in wireless communication system
4209288090Spectrum sensing method and spectrum sensing device
4219288082Circuits for efficient detection of vector signaling codes for chip-to-chip communication using sums of differences
4229281864Method and apparatus for an adaptive filter architecture
4239276792Phase-domain digitizer
4249276789Demodulator for frequency-shift keyed signals by using the Goertzel algorithm
4259276708Secondary system usage in multicarrier networks
4269276687Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
4279276674Estimating phase using test phases and interpolation for modulation formats using multiple sub-carriers
4289276657Space-time block coding systems and methods
4299276655Transmission of symbols in a MIMO environment using Alamouti based codes
4309270503Methods, devices and systems for receiving and decoding a signal in the presence of noise using slices and warping
4319270498System and method for amplifying a signal
4329270443Serial data transmission circuit and reception circuit, transmission system using the same, electronic device, and serial data transmission method
4339270427System and method for multiplexing control and data channels in a multiple input, multiple output communications system
4349270417Devices and methods for facilitating data inversion to limit both instantaneous current and signal transitions
4359270416Multi-mode transmitter for highly-spectrally-efficient communications
4369270316Radio frequency front-end based on high-intermediate frequency superheterodyne and zero intermediate frequency structure
4379268551Runtime creation, assignment, deployment and updating of arbitrary radio waveform techniques for a radio waveform generation device
4389265046Radio transmission device and radio communication method
4399264287Encoding parameters for a wireless communication system
4409264279Transmitter, receiver, and method for receiving and transmitting a radio frequency signal
4419264278Robust scalable and adaptive frequency estimation and frequency tracking for wireless systems
4429264274OFDM transmission method and device in wireless LAN system
4439264271Wireless communication system using pilot subcarrier allocation
4449264199Dual training sequence codes
4459264182Iterative receiver loop
4469264179Decision feedback equalizer for highly spectrally efficient communications
4479264111Reassignment of data among subcarriers in wireless data communication
4489262878System and method for one-way remote activation with adaptive protocol
4499258818Carrier allocation in wireless network
4509258800Method of mapping physical resource to logical resource in wireless communication system
4519258165Receiving apparatus, receiving method and program, and receiving system
4529258164Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
4539258151Receiver in wireless communication system and diversity combining method thereof
4549258090Methods and apparatus for transmitting and receiving signal by using modulation order of interference signal
4559258085Apparatus and method for transmitting and receiving signal in broadcasting and communication systems
4569258072Multiple-input multiple-output low-noise block downconverter and low-noise module
4579253009High performance station
4589253004Apparatus and method for signal phase control in an integrated radio circuit
4599252998Radio to detect and compensate for frequency misalignment
4609252992Method, apparatus and system for multi-antenna transmission
4619252860Method and apparatus for generating a second steering matrix based on a first steering matrix for use in transmit beamforming of a packet in wireless communication
4629252855Signal generation method and signal generation device
4639252841Building, transmitting, and receiving frame structures in power line communications
4649252822Adaptive non-linear model for highly-spectrally-efficient communications
4659252743Distributed polyphase filter
4669247537Method and apparatus for transmitting control information in wireless communication systems
4679246737Method and system for down-converting an electromagnetic signal
4689246736Method and system for down-converting an electromagnetic signal
4699246727Reception of phase-shifted signal sequences in diversity reception
4709246723Transmitter precoding for optimizing positioning performance
4719246722Device for providing a differential output signal and method for providing a differential output signal
4729246567Transmission signal generation method, transmission signal generation apparatus, reception signal generation method, and reception signal generation apparatus
4739244126Automated test system with event detection capability
4749241338Link adaptation resumption based on CQI offset
4759241287Narrow bandwidth operation in LTE
4769241204Transmitting multiple adaptive bit rate (ABR) segment streams on a shared frequency
4779240920Wireless transmitter for multi-mode concurrent transmission of signals complying with different communication standards
4789240914Communication system with frequency synthesis mechanism and method of operation thereof
4799240913Full-duplex capacity allocation for OFDM-based communication
4809240908Pilot pattern for observation scalar MIMO-OFDM
4819240865Digital broadcasting system and data processing method
4829240862Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
4839240831Radio base station apparatus, radio communication system and radio communication method
4849240808Methods, apparatus, and systems for coding with constrained interleaving
4859237055ZigBee receiver exploiting an RF-to-BB current-reuse blixer and hybrid filter topology
4869237052Radio base station and communication control method
4879237007Secure modulation and demodulation
4889236981GFDM radio transmission using a pseudo circular preamble
4899236918MIMO transmitting apparatus, MIMO receiving apparatus, MIMO transmission signal formation method, and MIMO transmission signal separation method
4909235738Configuration of a near-field communication router according to the modulation type
4919235540Flexible high speed forward error correction (FEC) physical medium attachment (PMA) and physical coding sublayer (PCS) connection system
4929232477Terminal apparatus, base station apparatus, mobile communication system, and transmission mode setting method
4939231839Communication unit and method for determining and/or compensating for frequency dependent quadrature mismatch
4949231805Device for carrier phase recovery
4959231803Data receiver, data communication system, and data communication method
4969231801Adaptive non-linear interference cancellation for intermodulation distortion
4979231677Sparse codes for MIMO channel and detector alternatives for sparse code
4989231674Method and system for constrained power allocation in the multi-input multi-output systems
4999231650Method and apparatus for an adaptive filter architecture
5009231649Method for generating unambiguous correlation function for TMBOC(6,1,4/33) signal based on equally split partial correlation functions, apparatus for tracking TMBOC signals and satellite navigation signal receiver system
5019231628Low-complexity, highly-spectrally-efficient communications
5029231606Dither-less error feedback fractional-N frequency synthesizer systems and methods

2015

5039226310Feedback resource mapping in wireless communications
5049225614Service and application layer optimization using variable rate optical transmission
5059225566Frequency offset estimation in communication devices
5069225565Device for generating a vector-modulated output signal and method for generating a vector-modulated output signal
5079225504Circuit and method for clock data recovery and circuit and method for analyzing equalized signal
5089225482Method and system for MIMO transmission in a distributed transceiver network
5099225411Phased array transmission device
5109225402Random access heterogeneous MIMO network
5119225349Dither-less multi-stage noise shaping fractional-N frequency synthesizer systems and methods
5129225296Method and system for aligning signals widely spaced in frequency for wideband digital predistortion in wireless communication systems
5139224016Automatic gain control and baseband preintegration to reduce computation requirements at lower data rates
5149223009Method and system for electromagnetic interference (EMI) mitigation using an auxiliary receiver
5159219632Highly-spectrally-efficient transmission using orthogonal frequency division multiplexing
5169219631System and method for increasing spot beam satellite bandwidth
5179219630Apparatus and method for sending and receiving broadcast signals
5189219627Circuit and method for transmitting or receiving signal
5199219552Noise limitation for transmission in a multi-path channel
5209219510Signal receiving system, semiconductor device, and signal receiving method
5219215712Method and system for iterative multiple frequency hypothesis testing with Cell-ID detection in an E-UTRA/LTE UE receiver
5229215273Apparatus for enabling delivery and access of applications and interactive services
5239215121Method and apparatus for implementing transmit diversity in OFDM systems
5249215110Hitless efficient transmitter protection of all outdoor radios
5259215059Transmitting digital video and data over the same wires
5269215037Receiving method, apparatus, and system in cooperative communications
5279214998Methods and arrangements for communications in low power wireless networks
5289214996Method of receiving or transmitting downlink signal in wireless communication system and device for performing the method
5299214974Method for sensing wireless microphones using augmented spectral correlation function
5309214908Amplification circuit
5319213969Transmitter, receiver, transmitting method, receiving method, communication system, communication method, program, and computer-readable storage medium
5329210713System and method for intra-cell frequency reuse in a relay network
5339210416Variable encoding and detection apparatus and methods
5349210023Method and system of ranging and subcarrier allocation in orthogonal frequency division multiple access system
5359210018Slicer for dynamically modulated symbols
5369210017Reception device, reception method, and program
5379210016Active sensing method based on spectral correlation for cognitive radio systems
5389210014Cross-polar interference cancellation system, wireless station device, wireless communication method
5399209959Method of frequency synchronization in distributed network
5409209859Signal processing
5419209843Fine phase estimation for highly spectrally efficient communications
5429204459LTE operation in white spaces
5439204427Method of mapping physical resource to logical resource in wireless communication system
5449204379Preamble structure and acquisition for a wireless communication system
5459203682Frequency-dependent I/Q-signal imbalance correction coherent optical transceivers
5469203677Signal processing method and associated apparatus
5479203669Apparatus and method using multiple modulation schemes in an OFDM/OFDMA wireless network
5489203668Systems, methods, and computer readable media for digital radio broadcast receiver memory and power reduction
5499203667Circuit and method for removing frequency offset, and communication apparatus
5509203663Method for signaling a modulation scheme to user equipment in a communication system
5519203659Computing system with interference classification mechanism and method of operation thereof
5529203658Full band cable receiver
5539203652Systems, methods, devices and arrangements for cost-effective routing
5549203586Method for transmitting and receiving data unit based on uplink multiple user multiple input multiple output transmission and apparatus for the same
5559203562Cooperating timer and retransmission counter for buffer management in a HARQ wireless network
5569203525Encoding method and device
5579203511Feed-forward carrier phase recovery for optical communications
5589198163Spectrum sensing with partial information feedback in a cognitive relay network
5599198005Digital broadcasting system and method of processing data
5609197477Apparatus and circuit for processing carrier aggregation
5619197467Multiple protocol receiver
5629197466Radio frequency carrier generation architecture
5639197454Differential signal transmitters
5649197383Method and apparatus for information transmission in a radio communication system
5659197381Low cost and robust receiver architecture for down link carrier aggregation
5669197263Compensation apparatus, signal generator and wireless communication equipment
5679191964Method and apparatus for allocating operating channel priority between frequency sharing systems
5689191963Carrier aggregation apparatus for efficiently utilizing frequency resource of license band and shareable bands, and operation method thereof
5699191259Method and device for sensing frequency for OFDM systems
5709191252Variable length header for identifying changed parameters of a waveform type
5719191189Method and apparatus for detecting a preamble in a received radio signal
5729191148Methods and apparatuses for signaling with geometric constellations in a Raleigh fading channel
5739191093Interference management for concurrent transmission in downlink wireless communications
5749191089Control channel information transmission method, and base station and terminal using the same method
5759191033Circuit for asynchronous communications, related system and method
5769191004Signal converting device and digital transmitting apparatus applying the signal converting device
5779185705Apparatus and methods for flexible RF configuration in multi-antenna wireless systems
5789185695Systems and methods for OFDMA and SC-FDMA switching
5799185341Digital domain content processing and distribution apparatus and methods
5809185322Digital video broadcast receiver
5819185013Systems and methods for compensating a channel estimate for sampling phase jitter
5829184971Apparatus for and method of robust packet detection and frequency offset estimation
5839184964Low symbol rate rapid carrier acquisition with extremely large frequency offset for digital communication receiver
5849184956Relay and terminal in multi-pair two-way relay network and communication method thereof
5859184905Phase compensation receiver
5869184886TD LTE secondary component carrier in unlicensed bands
5879184878Non-disruptive network noise measurement
5889184868Transmission interface device capable of calibrating transmission frequency automatically and method thereof
5899184825Relay station, relay method, radio communication system, and radio communication apparatus
5909184822Medical apparatus and methods including an array system for segmenting signals and generating a complex waveform at a focal point using recombination of segmented signals
5919184815Systems, methods, and media for selecting antennas and beamformers
5929184783Device for separating signal transmission and reception and communication system including same
5939184756Variable dynamic range receiver
5949184717Power control device
5959184712Low power high-speed digital receiver
5969184710Digital predistortion of a power amplifier for signals comprising widely spaced carriers
5979179441Resource allocation method and apparatus
5989178967HART analog input module with differential input stage
5999178731Transmission apparatus for a wireless device using delta-sigma modulation
6009178658System and method for channel interleaver and layer mapping in a communications system
6019178586Channel sounding and estimation strategies for antenna selection in MIMO systems
6029178581Method and apparatus for coding and interleaving for very high throughput wireless communications
6039173235Apparatus and method for self-scheduling in a wireless communication system
6049173220Base station apparatus and resource allocation method
6059173007Method and system for synchronization for DVB-S2 frame and its associated frame structure
6069172568Wireless communication device and wireless communication method
6079172560Information processor, receiver, and information processing method
6089172527Signal processing method and apparatus
6099172524Method of generating unambiguous correlation function for TMBOC (6,1,4/33)signal based on partial correlation functions, apparatus for tracking TMBOC signal, and satellite navigation signal receiver system using the same
6109172522Data transmitter and data receiver
6119172476Method and system for removal of noise in signal
6129172407Carried recovery in re-modulation communication systems
6139167382Method and system for wireless communication
6149166857Systems and methods for fast and precise frequency estimation
6159166856System and method for initial ranging in wireless communication systems
6169166845Optimizing throughput of data frames in orthogonal frequency division multiplexing (OFDM) communication networks
6179166833Feed forward equalization for highly-spectrally-efficient communications
6189166707Transmitter, signal generation device, calibration method, and signal generation method
6199166680Apparatus and method for measuring IQ imbalance for optical receiver
6209166663System and method for open-loop MIMO communications in a SCMA communications system
6219166633Systems and methods for interfacing a white space device with a host device
6229166539RF signal generation circuit and wireless transmitter
6239161324Method of reporting phase offsets, user equipment and transmission point device using the method
6249161235Frequency band determination method in coexistence scheme
6259160914User control of the visual performance of a compressive imaging system
6269160791Managing connection failover in a load balancer
6279160596Transmission and reception signal processor and method
6289160586Method and apparatus for estimating and compensating for in-phase and quadrature (IQ) mismatch in a receiver of a wireless communication device
6299160579Low PAPR modulation for coverage enhancement
6309160503Method and apparatus supporting improved wide bandwidth transmissions
6319160466Periodic calibration for communication channels by drift tracking
6329160382Phase noise mitigation for wireless communications
6339160310Linearity compensator for removing nonlinear distortion
6349154851Tunable RF return path filter with automatic channel plan detection
6359154812Transmitting system, receiving device, and a video transmission method
6369154353Devices and methods using the hermetic transform for transmitting and receiving signals using OFDM
6379154346Method for reducing equalizer complexity in communication links
6389154345Device and method for reducing modulation profile memory size
6399154213Interference reduction for multiple signals
6409154211Systems and methods for beamforming feedback in multi antenna communication systems
6419154169Fractional symbol based phase noise mitigation
6429148325System and methods for compensation of I/Q imbalance in beamforming OFDM systems
6439148320Transceiver front-end for communication over power lines
6449148309Apparatus and method for estimating channel effects
6459148198Programmable pre-emphasis circuit for MIPI C-PHY
6469148188System and method for tuning a receiver by iteratively dividing a frequency band into multiple sub-bands
6479148181Reference clock compensation in DVB-H receivers
6489144012Method and system of MIMO and beamforming transmitter and receiver architecture
6499143842Apparatus for transferring data between bodies undergoing rotation
6509143363Method for channel estimation in vehicle-to-environment communication and communication device arranged therefor
6519143362N-phase polarity output pin mode multiplexer
6529143306Device and method for encoding bits to symbols for a communication system
6539143302Wireless communication apparatus and wireless communication method
6549143298Method for transmitting sounding reference signal in multiple antenna wireless communication system and apparatus therefor
6559143217Method and arrangement for supporting adjustment of transmission from correlated antennas
6569143193Processor for a radio circuit
6579137076Method and apparatus for mutiplexing reference signal and data in a wireless communication system
6589137075Subcarrier spacing identification
6599137070Apparatus and method for signal phase control in an integrated radio circuit
6609137066Method and apparatus for generating a metric for use in one or more of lock detection, SNR estimation, and modulation classification
6619136988Method of transmitting data to mitigate interference
6629136983Streaming and buffering using variable FEC overhead and protection periods
6639136982Transmitter and receiver using non-adjacent component interleaving
6649136979Carrier wave reproduction device and carrier wave reproduction method
6659136955Method of resending digital signals
6669136927Transmission method, transmission apparatus, reception method and reception apparatus
6679136904High bandwidth equalizer and limiting amplifier
6689136883Analog compensation circuit and method
6699136870Method and apparatus with error correction for dimmable visible light communication
6709131402Methods, systems, and media for detecting usage of a radio channel
6719131399Control data unit format for WLAN
6729131398Long range WLAN data unit format
6739130871Interference classification with minimal or incomplete information
6749130786Device and method for computing a channel estimate
6759130784Method and apparatus for enhanced modulation in a wirless communication system
6769130727Control mode PHY for WLAN
6779130715Matching subcarries power in a broadband network collocated with a narrowband network
6789130711Mapping signals from a virtual frequency band to physical frequency bands
6799130696System and method for RF signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems
6809130646Signal generating device and radio device
6819130627Multi-mode receiver for highly-spectrally-efficient communications
6829130625Interference avoidance method of pulse signal and terminal applicable thereto
6839130624Envelope feedback interference reduction and data throughput maximization
6849130616Weighting factor reporting method in a mimo mobile communications system, and base station and user apparatus that are suitable for use in the method
6859124470Reception signal processing device and method for processing reception signal
6869124451Frequency correction circuit, radio receiving apparatus, and frequency correction method
6879124393End of communication detection
6889124334Detecting digital radio signals
6899124326Look-up table based digital filter array using digital transmitter
6909124319Multi-user multiple input multiple output wireless communications
6919124267Digital transmitter and method for calibrating digital transmitter
6929124234Method and apparatus for adaptive automatic gain control
6939118536Pulsed serial link transmitting data and timing information on a single line
6949118528Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
6959118518Transmission system with ISI channel and method of operating thereof
6969118513Adaptive digital receiver
6979118427Method and apparatus for store and replay functions in a digital radio broadcasting receiver
6989118376Carrier aggregation front end architecture
6999118285Compensation of a transmitter distortion
7009113452Method and arrangement in a wireless communication network
7019113441Detecting the number of transmit antennas in a base station
7029113425Communication device, a communication system and a communication control method
7039112946Apparatus and method for transmitting multimedia data in hybrid network
7049112803Broadband cable network utilizing common bit-loading
7059112758Remote radio unit (RRU) and base band unit (BBU)
7069112735Pre-channelized spectrum analyzer
7079112595Transmission device, reception device, and radio communication method
7089112563Per-tone TX antenna selection beamforming
7099112560Control channel information transmission method, and base station and terminal using the same method
7109112555Transmit correlated array gain reduction
7119112481Carrier selection for multiple antennas
7129111048Semiconductor device and memory system
7139106496Method and apparatus for transmitting and receiving signal
7149106494Data processing apparatus and method
7159106492Digital receiver
7169106453Remote radio head unit system with wideband power amplifier and method
7179106394Signal event detection system
7189106339Coefficient determining apparatus, equalizer, receiver and transmitter
7199106296Beam space time coding and transmit diversity
7209106292Coarse phase estimation for highly-spectrally-efficient communications
7219100978Method and apparatus for allocating resources of a frequency band in a wireless system supporting at least two radio access technologies
7229100921Transmit power measurement and control methods and apparatus
7239100262Apparatus and method for receiving data in communication system
7249100250Pre-phase error correction
7259100226Robust sensing of DVB-T/H transmissions in the presence of frequency offsets
7269100225Systems and methods for communication of supported modulation coding schemes
7279100106Method and apparatus for configuring low power network
7289100080Digital radios
7299100076Time varying delay diversity of OFDM
7309100075Method to implement a multiple input multiple output transmission mode
7319100071Timing pilot generation for highly-spectrally-efficient communications
7329100065Symbol vector-level combining transmitter for incremental redundancy HARQ with MIMO
7339100051Digital broadcasting transmission and reception devices and methods thereof
7349094923Integrated circuit to control radio transmission process
7359094842Systems and method for orthogonal frequency divisional multiplexing
7369094243Method, apparatus, receiver and communication device for estimating phase noise
7379094187Link adaptation feedback method and transmitting device
7389094158Radio access method for reduced PAPR
7399094156Method and apparatus for information transmission in a radio communication system
7409094153Dynamic modulation selection
7419094113Apparatus and method for reducing phase noise in near field communication device signaling
7429094079System and method for I-Q imbalance correction
7439094077Slope detecting receiver
7449094023Fractional-N phase locked loop, operation method thereof, and devices having the same
7459092371Signal parameter estimator
7469092227Vector slot processor execution unit for high speed streaming inputs
7479088997Wireless communication system, mobile station device, and wireless reception method
7489088942Frequency offset estimation for early detection/decoding
7499088471Quadrature combining and adjusting
7509088465Receiver circuit
7519088442Method, apparatus, and system for sending and receiving service data
7529088391Temperature compensated carrier offset correction of a received signal
7539088321Differential transmission circuit and electronic apparatus
7549088308Frequency pulling reduction in wide-band direct conversion transmitters
7559084261Discontinuous uplink transmission operation and interference avoidance for a multi-carrier system
7569083590Long range WLAN data unit format
7579083573Simultaneous transmission of signals, such as orthogonal-frequency-division-multiplexed (OFDM) signals, that include a same frequency
7589083569Apparatus and method for detecting broadcasting signal
7599083568Method and apparatus for bandwidth allocation for cognitive radio networks
7609083567Automatic gain control techniques for detecting RF saturation
7619083471Coherent and self-coherent signal processing techniques
7629083447Receiver of pulses of an ultra wide band type signal and associated method
7639083400Multi-antenna signal processing method and device in uplink system
7649083395Multiple-mode broadband wireless communication device and method
7659078274Determination device and method for network resource usage
7669078251Method and apparatus for transceiving a data frame in a wireless LAN system
7679077603Controllable frequency offset for inphase and quadrature (IQ) imbalance estimation
7689077602Systems and methods for fast and precise frequency estimation
7699077599Precoding apparatus, program for precoding, and integrated circuit
7709077589Methods and apparatuses for multiple access in a wireless communication network using DCT-OFDM
7719077573Very compact/linear software defined transmitter with digital modulator
7729077567Cooperative spectrum sensing apparatus and cooperative spectrum sensing method
7739077530Method and arrangement for conveying additional bits in a communication system
7749077516Reduced complexity frequency domain equalization of multiple input multiple output channels
7759077511Phase interpolator
7769077441System and method of using variable pulses for symbology
7779077428Hybrid space system based on a constellation of low-orbit satellites working as space repeaters for improving the transmission and reception of geostationary signals
7789077427Coherent power combining via wavefront multiplexing on deep space spacecraft
7799077415Apparatus and method for reference symbol transmission in an OFDM system
7809071494Systems and methods for fast and precise frequency estimation
7819071493Dual frequency tracking loop for OFDMA systems
7829071470Low-complexity digital radio interface
7839071469Signal identification device
7849071391Pilot transmitting apparatus and method for SC-FDMA system
7859071345Method and system for obtaining an idle spectrum
7869071327Efficient frequency estimation
7879071317Nullification of transmitter noise at receive signal frequency
7889071309Method and system for use of quadrature hybrids for closed and open loop beam forming transmit diversity
7899071305Timing synchronization for reception of highly-spectrally-efficient communications
7909066241Method, device and system for common channel processing
7919066139Multi-platform digital television
7929065691Sliced transmitter front-end
7939065689Apparatus and method for receiving signals in a vehicle
7949065688Generating a search set of television white space channels based on location information
7959065687Cognitive multi-user OFDMA
7969065686Spur detection, cancellation and tracking in a wireless signal receiver
7979065615Preamble transmission and reception method and apparatus for OFDM system
7989065602Integrated circuit for controlling a process
7999065555Method of channel estimation and a channel estimator
8009065544Pulse-based binary communication
8019065499Transmission signal generator, transmission signal generating method, reception signal generator, and reception signal generating method
8029065402Apparatus and method for amplifying a signal from a transmitter
8039059889Polar multi-symbol delay detector for carrier phase and frequency recovery for coherent transmission
8049059873Adaptive modulation for cooperative coded systems
8059054939Method of processing data and a display apparatus performing the method
8069054938Quadrature gain and phase imbalance correction
8079054927Data processing apparatus and method for use in an interleaver suitable for multiple operating modes
8089054901Simplified blind signal detector
8099054849Method for encoding control information in a communication system, and method and apparatus for transmitting and receiving the control information
8109054790Receiver for use in an ultra-wideband communication system
8119054762Transmitter diversity with a passive mixer network
8129054755Transmission method, transmitter apparatus, reception method and receiver apparatus
8139054754Method and apparatus for acquiring a precoding matrix indicator and a precoding matrix
8149054751Wideband transmitter front-end
8159054744Control of a digital radio frequency interface
8169049120Method and system for operating a communication circuit during a low-power state
8179049103Grid event detection
8189049091System and method for in-phase/quadrature-phase (I/Q) time delay measurement and compensation
8199049075Adaptive modal PAM2/PAM4 in-phase (I) quadrature (Q) phase detector for a receiver
8209049058Fine step blended modulation communications
8219048988Transmission signal generation apparatus, transmission signal generation method, reception signal generation apparatus, and reception signal generation method
8229048980RF carrier synchronization and phase alignment methods and systems
8239048935Joint synchronization and modulation scheme for energy-efficient communication
8249048889High-speed data communications architecture
8259048804Device and a method for fixing a gain or attenuation factor
8269042502Wideband multi-channel receiver with fixed-frequency notch filter for interference rejection
8279042489Carrier frequency offset compensation apparatus and associated method
8289042488Phase offset compensator
8299042485Method and device for retransmitting data under antenna gain imbalance
8309042481Transmitter and transmission method
8319042466Apparatus and method for adjusting bandwidth based on an operating environment
8329042465Method and apparatus for updating channel information in mobile communication terminal
8339036999Frame/symbol synchronization in coherent optical OFDM
8349036731Apparatuses, systems, and methods for reducing spurious emissions resulting from carrier leakage
8359036719Secondary channel estimation
8369036520Multiplexing of control and data with varying power offsets in a SC-FDMA system
8379035757Communication system and communication device
8389031166Optimized finger assignment for improved multicarrier throughput
8399031163Phased array transmission device
8409031162Mobility-resilient multi-antenna communications
8419031156Enhanced signal integrity and communication utilizing optimized code table signaling
8429031155Method and apparatus for sending signals
8439031154OFDM modulator, OFDM transmission device, and OFDM modulation method
8449031153Duty-cycle modulated transmission
8459026834Communication entity with timing generator coupled via a digital protocol to sample-driven further communication entity
8469025696Method for transmitting sounding reference signal in multiple antenna wireless communication system and apparatus therefor
8479025695Network interface apparatus, system and method for wireless ethernet
8489025692Precoding selection for retransmission in uplink MIMO hybrid ARQ
8499025679Adaptive coding and modulation apparatus and method for forward link in satellite communication
8509025674Method for reconstructing digital video data stream and apparatus thereof
8519020076Communication apparatus, method and system
8529020073Low intermediate frequency receiver
8539020052MIMO communication method and devices
8549019991Method and apparatus for detecting a packet in a WLAN system
8559014305Bi-phase communication demodulation techniques
8569014304Demodulation method, demodulation device, and electronic apparatus
8579014302Method and apparatus for mapping signals to subcarriers in MIMO wireless network
8589014301Dedicated reference signal
8599014297Data and/or command signal transmission device with antenna arrangements
8609014296Method and apparatus for transmitting encoded signals with frequency hopping environment
8619014294Communication system, communication apparatus, and communication integrated circuit
8629014165Method of transmitting pilot bits in a wireless communication system
8639013635Multi-input multi-output time encoding and decoding machines
8649008233Automatic identification system receiver and satellite payload comprising the same
8659008224OFDM pre-equalizing
8669008219Method and apparatus for transmitting data in multiple-antenna system
8679008218Broadcast signal transmitter/receiver, and broadcast signal transceiving method
8689008217Method and assembly for transmitting sensor signals
8699008197Current loop voltage modulator for communication interface
8709008196Updating interface settings for an interface
8719008195Detection of a packet type in a communications system
8729008008Method for communicating in a MIMO context
8739001948Pulse shaping in a communication system
8749001925Digital architecture for encoding a return-to-zero differential phase shift keying waveform
8759001924Matrix inversion
8769001923Performance prediction in communication systems
8779001922Power transmitter and wireless power transmission system
8789001903Communication system, communication device, and method for operating communication system
8799001902Transmission system
8809001900Weighting filter, and corresponding methods and devices for transmitting and receiving an analog signal and computer program
8818996740N-phase polarity output pin mode multiplexer
8828995576Method and module for estimating frequency bias in a digital-telecommunications system
8838995575Modulation signals for a satellite navigation system
8848995574Method for transmitting signals in multi-carrier radio transmission system
8858995564Transmission protection for wireless communications
8868995563Method and apparatus for transmitting and receiving uplink channel sounding reference signals in a wireless communication system
8878995562Method and apparatus providing protection and DC balance in a communication system
8888995561Communication apparatus, control program for the same, and integrated circuit
8898995560Power detection of individual carriers of a multiple-carrier wideband signal
8908995559Signaling message transmission in a wireless communication network
8918995537Method and apparatus for transmitting uplink control information in a wireless communication system
8928995474Sidelobe information suppression via antenna mode modulation
8938989316Method for estimating and correcting a carrier frequency offset over dispersive but spectrally flat channels
8948989312Apparatus and method for MMSE channel estimation in consideration of offset compensation in wireless communication system
8958989309Method for transmitting a signal
8968989308Apparatus and method for single user multiple input multiple output communication employing cyclic shifts
8978989304Method and apparatus for information transmission in a radio communication system
8988989303Digital transmitter
8998989302Method for transmitting sounding reference signal in multiple antenna wireless communication system and apparatus therefor
9008989301Modulation signals for a satellite navigation system
9018989284Method and system for transitioning a communication circuit to a low-power state
9028989062Method and arrangement in a wireless communication system
9038989033Downlink MCS selection in a type 2 relay network
9048983005Receiving apparatus and method for providing input bits of fast fourier transformer according to modulation
9058983002Systems and methods for establishing transmission format parameters between communication devices
9068982998Transmission and reception apparatus and method
9078982997Signaling and channel estimation for uplink transmit diversity
9088982996Cognitive radio communication system using multiple input multiple output communication scheme
9098982990Radio communication apparatus and communication method
9108982989Process variable transmitter with variable frequency clock circuit for rejection of clock synchronous noise
9118982988Apparatus and method for transmitting and receiving signal of OFDM system
9128982987Paired OFDM pilot symbols
9138982986Method and device for coded modulation
9148976969Delaying analog sourced audio in a radio simulcast
9158976908Channel estimation for a WLAN through increased use of preamble
9168976903Unified iterative decoding architecture using joint LLR extraction and a priori probability
9178976899Apparatus and method for transmitting/receiving data in mobile communication system
9188976891Modulation signals for a satellite navigation system
9198976876Communications system supporting multiple sector sizes
9208976713Method and apparatus for performing transmission and reception simultaneously in same frequency band
9218971453Digital receiver system activated by RSSI signal
9228971452Using 3G/4G baseband signals for tuning beamformers in hybrid MIMO RDN systems
9238971451Efficient baseband signal processing system and method
9248971448Layer mapping for up link single user multiple input multiple output wireless telephony
9258971443Dynamically adjusting number of transmit antennas for MIMO systems to use greater transmit power
9268971442Method and apparatus for implementing space time processing with unequal modulation and coding schemes
9278971438Methods and apparatus for simplified beamforming
9288971421Milli-meter-wave-wireless-interconnect (M2W2-interconnect) method for short-range communications with ultra-high data rate capability
9298971169Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
9308965454Amplifier system for cell sites and other suitable applications
9318964900Receiving apparatus, receiving method, and program
9328964899Receiving circuit
9338964898Multi-function receiver with switched channelizer having high dynamic range active microwave filters using carbon nanotube electronics
9348964886Method and device for transmitting a preamble in a wireless communication system
9358964885Highly detectable pilot structure
9368964884Power control in linear precoder design for MIMO DSL transmission
9378964883Distributing clock associated with a wired data connection over wireless interfaces using frequency correction at the transmitter side
9388964881Method and apparatus for high efficiency, high dynamic range digital RF power amplification
9398964880Reduction in power supply induced jitter on a SerDes transmitter
9408964864Transmission system
9418964523Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
9428958503Demodulation that accounts for channel estimation error
9438958502Transmitter and method for transmitting data block in wireless communication system
9448958499Transmitting data over a communications channel
9458958462Zero correlation zone sequences for communication system
9468953717Receiving method, apparatus, and system in cooperative communications
9478953715Multi-band direct sampling receiver
9488953713System and method for uplink multiple input multiple output transmission
9498953706Method for computing sub-stream invariant steering matrices for MIMO beamforming
9508953695Transmitter, transmission method, receiver, reception method, program, and integrated circuit
9518953480Method and arrangement in a wireless communication system
9528952789Method and apparatus for communication in ultra-wide bandwidth RFID systems
9538948329Apparatus and methods for timing recovery in a wireless transceiver
9548948310Use of RDS data to select matching network
9558948305Transmission method, transmission apparatus, reception method and reception apparatus
9568948295Preamble generating device, preamble generating method, and non-transitory computer-readable recording medium storing a program
9578948294Communication of synchronization signals between base station and terminal
9588948278Telecommunication signaling using nonlinear functions
9598948277Digital retro-directive communication system and method thereof
9608948236Radio terminal device, radio base station device, radio ranging system, and radio ranging method
9618942317Carrier offset correction of a received signal
9628942310Information processing apparatus and information processing method, and non-transitory computer readable medium storing information processing program
9638942309Signal output improvement using data inversion and/or swapping
9648942308Multi-level coding and iterative decoding using sparse space codes
9658942300Integrated digitizer system with streaming interface
9668942298Data communications
9678938043Adaptive optimum CDR bandwidth estimation by using a kalman gain extractor
9688938030Fast blind scan method insensitive to adjacent channel interference
9698938028Radio communications apparatus and communication method
9708938024Preamble generating device, preamble generating method, and non-transitory computer-readable recording medium storing a program
9718938023Analog baseband interface between transceiver and modem
9728937975Apparatus and method for providing pre-emphasis to a signal
9738934833Automatic detection of communications satellite
9748934589Demodulation in VAMOS receivers
9758934569Highly detectable pilot structure
9768934568Data encoding method and apparatus
9778929482Communication system and method using space division multi-user multiple input multiple output (SD-MIMO) communication method
9788929481Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
9798929479Highly detectable pilot structure
9808929478Apparatus and method for transmitting and receiving data in communication system
9818929469Signal processing-system using singularity, and its information memory medium

2014

9828923441Context-sensitive overhead processor
9838923440Circuitry for padded communication protocols
9848923433Digital transmitter
9858923431Multi-carrier communication systems employing variable symbol rates and number of carriers
9868923108Radio transmission apparatus, and radio transmission method
9878917799Edge equalizer
9888917796Transmission-mode-aware rate matching in MIMO signal generation
9898917795Narrow-band OFDM mode for WLAN
9908917794Method, terminal, and system for sending and receiving service information
9918917783Resonance mitigation for high-speed signaling
9928913901System and method for blind equalization and carrier phase recovery in a quadrature amplitude modulated system
9938913687Signal transmission system and signal transmission circuit
9948913685Selecting a codeword for precoding data
9958913671Data receiving circuit, data transmitting circuit, data transmitting and receiving device, data transmission system, and data receiving method
9968913649Impulse noise protection during initialization
9978909234Data communication network and data communication method using transmission of soft-decision information
9988908809Complexity reduced feed forward carrier recovery methods for M-QAM modulation formats
9998908801Array system for segmenting signals and generating a complex waveform at a focal point using recombination of segmented signals
10008908798Hybrid digital/analog power amplifier
10018908793Method and apparatus for signal transmission in wireless communication system
10028908792Apparatus and methods using an efficient Golay correlator running at 1.5 the sampling rate in wireless communication systems
10038908782Method and apparatus for checking asynchronous transmission of control signals
10048908781Receiver and method for processing radio signals using soft pilot symbols
10058908773Apparatus and method for encoding and decoding signals
10068903019Multidimensional channel estimation without sounding signals
10078903013Method for sending pulses in a transmission channel
10088903012Continuous phase modulation for satellite communications
10098903011Control channel information transmission method, and base station and terminal using the same method
10108902998Receiver for near-field chip-to-chip multichannel transmission
10118902725Adaptive modulation scheme for multipath wireless channels
10128897395Clock generating apparatus, test apparatus and clock generating method
10138897393Protected codebook selection at receiver for transmit beamforming
10148897392Transmit diversity method applied to a transmitting system and transmitting system having multi-transmission paths thereof
10158897390Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
10168897389Radio transmission device and method
10178897388Crest factor reduction (CFR) using asymmetrical pulses
10188897380Coping with distortion caused by wideband noise
10198891678Receiving apparatus and receiving method
10208891677Power scaling for retransmissions in uplink MIMO hybrid ARQ
10218891667Transmission apparatus, transmission method and method of altering transmission band
10228891665Transmitting apparatus and communication system
10238891664Transmitter and receiver
10248891663Method and apparatus for providing high speed data communications in a cellular environment
10258891659Method and apparatus of transmitting a spatial stream for MU-MIMO in a wireless local area network system
10268891639System and method for representing a multi-tone signal
10278891636Apparatus and method for wireless communication
10288891635Transmitting apparatus and receiving apparatus
10298885767Transmission method, transmitter, and receiver for multi antenna wireless communication system
10308885762Digital broadcasting system and data processing method
10318885761Data processing apparatus and method
10328885760Method and circuit for signal transmission via a current loop
10338885735Methods and apparatus for signaling on a differential link
10348885734Clocking signal control
10358879662High level IBOC combining method and apparatus for single input antenna systems
10368879646Split microwave backhaul architecture allowing for bandwidth changes between an indoor and outdoor unit
10378879609Communication system, communication device, and method for operating communication system
10388873678Method for processing data
10398873677Apparatus and method for enveloping tracking calibration
10408873673Method and apparatus for information transmission in a radio communication system
10418873672Concatenated coding scheme for burst noise and AWGN for multi-channel applications
10428873671Method and system for LLR buffer reduction in a wireless communication modem
10438873670Insertion of a secondary binary information stream into a main symbol stream of a digital modulation
10448873669Adaptable codec for selecting encoding scheme based on quality of experience
10458867668Coupling system for data receivers
10468867667Systems and methods for monitoring a wireless network
10478867657Communication using analog pulses having exponentially-shaped leading edges
10488867656Communication apparatus and communication method
10498867654Transmission device, communication system, transmission method and program
10508867632Wireless communication system, communication device, communication method, and program
10518867631Method for data communication between a wireless and an electronic device, and a data communication device
10528861665Communication system, communication device, and method for operating communication system
10538861647Feed-forward carrier phase recovery for optical communications
10548861646Terminal comprising multi-antennas and method of processing received frequency
10558861645Digital broadcasting transmission and reception devices and methods thereof
10568861639Method for determining precoding matrix and corresponding communication methods and devices
10578861638Transmitter with reduced peak-to-mean amplitude ratio
10588861574System and method for providing a wireless/power-line diversity communications channel
10598861513Fault tolerant parallel receiver interface with receiver redundancy
10608855242Data receiving circuit, information processing apparatus, a computer readable storage medium, and data receiving method
10618855240Channel estimation and data detection in a wireless communication system in the presence of inter-cell interference
10628855230Systems/methods of transmitting information via baseband waveforms comprising frequency content agility and an orthogonality therebetween
10638855229Method and device for transmitting/receiving information in closed-loop multi-antenna system
10648855220Robustness improvement for bandwidth communication system
10658855219Flexible self-adaptive differential system to improve transmission efficiency
10668848836Jammer canceller for power-line communication
10678848809Methods and apparatus for low power audio visual interface calibration
10688848808Time domain symbols
10698848806Device and method for improved lost frame concealment
10708848742Transmission strategy in MBSFN subframes
10718842778Multi-mode receiver for highly-spectrally-efficient communications
10728842776Method and receiver for estimating the channel impulse response using a constant modulus interference removal iteration
10738842774Signal combiner, method, computer program and computer program product
10748842770Method of coding and decoding a pulse signal, in particular an UWB-IR signal, and corresponding devices
10758842769Programmable digital up-conversion for concurrent multi-band signals
10768842768Radio communication system, a radio station, and method of transmitting data
10778842751Apparatus and method for estimating channel in wireless communication system
10788842747Method for digital communication between a plurality of nodes connected by a serial field bus and corresponding system, in particular a field control system or field surveyance system
10798842746Receiving encoded data slices via wireless communication
10808842745Transmission unit adopting a differential voltage driving system, transmission unit and receiving unit selectively adopting a differential current driving system, differential voltage driving system, and interface system
10818837637Method for dynamically adjusting one or more RF parameters and communications apparatus utilizing the same
10828837632Vector generator using octant symmetry
10838837631Adaptive two-dimensional channel interpolation
10848837630Signal transmission circuit and method for detecting signal transmission interface
10858837629Extended bandwidth digital Doherty transmitter
10868837628Method of transmission through single wire
10878837608Systems and methods for configuring and operating a wireless control system in a vehicle for activation of a remote device
10888837607Reporting of channel state information
10898837257Acoustic modulation protocol
10908836466Monitoring system, device, monitoring method, and monitoring program
10918831146Communication system with iterative detector and decoder and method of operation thereof
10928831142Adaptive cancellation of voltage offset in a communication system
10938831141Leading edge detection
10948831140Protocol-agnostic automatic rate negotiation for high-speed serial interface in a programmable logic device
10958831133Recursive digital pre-distortion (DPD)
10968831132Location system
10978824598System and method for communicating information in a wireless network
10988824597Circuits and methods for field-based communication
10998824592Modulated impulse generating apparatus and transmission apparatus
11008824591Digital radio frequency clocking methods
11018824590Layered transmission apparatus and method, reception apparatus and reception method
11028824573Digital phase detector with zero phase offset
11038824572Timing pilot generation for highly-spectrally-efficient communications
11048824571Telecommunication block code
11058824563Digital broadcasting system and data processing method in digital broadcasting system
11068818443Base station and cellular wireless communication system
11078817922Wireless receiving apparatus and method
11088817916Methods and apparatus for providing a maximum likelihood (ML) decoding pipeline for quadruture phase-shift keying (QPSK) multiple-input-multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) receivers
11098817915Wideband digital receiver comprising a signal detection mechanism
11108817914Interactive digital duty cycle compensation circuit for receiver
11118817908Generating and/or receiving, at least in part, signal that includes at least one waveform
11128817895Communication via a multimode constellation
11138817891Milli-meter-wave-wireless-interconnect (M2W2-interconnect) method for short-range communications with ultra-high data rate capability
11148812927Decoding device, decoding method, and program for generating a substitute signal when an error has occurred during decoding
11158811540Digital receiver
11168811527Ultra-wideband impulse radio transmitter with modulation
11178811526Delta modulated low power EHF communication link
11188811502Systems and/or methods of wireless communications
11198811501Receiving apparatus, transmission and reception system, and restoration method
11208811500Data transmission
11218811204Notifying method, and access control device
11228804887Transmission and receiving apparatus and method having different sending and receiving clocks
11238804858Techniques for decoding transmitted signals using reactive taboo searches (RTS)
11248804857Signal processing method for terrestrial repeater
11258804856Programmable engine having a reconfigurable accelerator data path for testing and calibration of analog front ends in radio devices
11268804810Wideband signal synthesis
11278804750Field device
11288798661Method and apparatus for determining output transmit power for an access channel in a wireless communication network
11298798202Method and apparatus using sounding PPDUs to provide range extension to IEEE 802.11n signals
11308798201Codeword permutation and reduced feedback for grouped antennas
11318798193Transmission method and transmission apparatus
11328798192Transmitting apparatus and transmitting method
11338798190Communications devices with envelope extraction and related methods
11348792928Radio communication system, radio base station, and mobile station control method
11358792592Feed-forward carrier recovery system and method
11368792591Systems and methods for I/Q imbalance correction and calibration of variable modulus signals
11378792586Signal transmission method and apparatus using codebook in wireless communication system supporting multiple antennas
11388792585Rank estimation device, receiver, communication system, rank estimation method, and program recording medium
11398792584Method for transmitting sounding reference signal sequence using plural antennas
11408792580Terminal apparatus, base station apparatus, and communication method
11418792579Continuous open loop control to closed loop control transition
11428787501Distributed sensing of signals linked by sparse filtering
11438787499Channel estimation with effective co-channel interference suppression
11448787496Receiving method and apparatus, and communication system using the same
11458787491Method and apparatus for generating reference signal
11468787490Transmitting data in a communication system
11478787468Method and apparatus for multi-radio coexistence
11488781028Integrated receiving circuit and method for radiofrequency and high speed signals
11498781027Apparatus and method for determining a precoding matrix
11508781024Semiconductor device and memory system
11518781023Method and apparatus for improving transmission of data on a bandwidth expanded channel
11528781005Scalable quantization of channel state information for MIMO transmission
11538780771Cyclic delay diversity and precoding for wireless communication
11548774322Carrier phase estimation filter length optimization
11558774321Clock data recovery circuit and clock data recovery method
11568774320Method, system, and apparatus for carrier synchronization of QAM modulated signals
11578774319Driver circuit, receiver circuit, and method of controlling a communications system including the circuits
11588774309Estimating frequency-offsets and multi-antenna channels in MIMO OFDM systems
11598774308Method and apparatus for improving transmission of data on a bandwidth mismatched channel
11608774307Method of transmitting signal and method of receiving signal
11618774292Data transfer system, data transfer method, receiving circuit, and receiving method
11628774291Pulse harmonic modulation systems and methods
11638774290Transmitter apparatus, receiver apparatus, communication system, and communication method
11648774286Receiving apparatus and method, program, and receiving system
11658768173Optical receiver and optical transmission system
11668767880Processing data in a receiver circuit and receiver circuit
11678767879Compensation for residual frequency offset, phase noise and sampling phase offset in wireless networks
11688767878Weighted open loop power control transmitter
11698767877Circuit and method for controlling a receiver circuit
11708767875Multi-layer beam forming method and User Equipment (UE) for implementing multi-layer beam forming
11718767874Transmitter diversity technique for wireless communications
11728767873Systems and methods for communication over a plurality of frequencies and streams
11738767872Pilot structures for ACK and CQI in a wireless communication system
11748767867Integrated control of power supply and power line communications
11758767866Method and apparatus for weight factor matrix determination for beam forming
11768767842Method and apparatus for broadcasting with spatially diverse signals
11778761311Data-aided symbol timing recovery loop decoupled from carrier phase offset
11788761310Decoupled data-aided carrier tracking loop and symbol timing recovery loop
11798761309Precoding signaling in a MIMO wireless communication system
11808761307Low-power narrow and wide band receiver system
11818761302Method and apparatus for implementing transmit diversity in OFDM systems
11828761301Variable encoding and detection apparatus and methods
11838761300Peak detector with extended range
11848761299Preamble generating apparatus, preamble generating method, and computer readable recording medium storing program
11858761298Apparatus and method for transmitting and receiving signal in multiple input multiple output system
11868761275Wireless communication apparatus and method for wireless communication
11878761273Method for transmitting and receiving wireless signal in wireless communication system and apparatus for the same
11888755465Apparatus and method for processing signal in wireless communication system
11898755460Phase aligned sampling of multiple data channels using a successive approximation register converter
11908755457Transmitter and MIMO multiplex transmission method
11918755456Waveform scaling in wireless transmitters
11928755455Quality of service and rate selection
11938755453Pseudorandom sequence generation for OFDM cellular systems
11948755450Adaptation to millimeter-wave communication link using different frequency carriers
11958755412System, method, and computer program for superposition coded multicast with a single modulation scheme
11968752098Digital broadcasting system and method of processing data in digital broadcasting system
11978750785Modular receiving unit
11988750423Receiving apparatus, data transfer apparatus, data receiving method and non-transitory computer readable recording medium
11998750419Method and apparatus for codebook based feedback in a closed loop wireless communication system
12008750418Symbol vector-level combining transmitter for incremental redundancy HARQ with MIMO
12018750410Multi-band power amplifier digital predistortion system and method
12028750409Message synchronization over a stochastic network
12038750408Transmission device for generating an analog modulated pulse train and for transmitting the same and a receiving device for receiving a respective signal
12048750407Transmitter and method for transmitting soft pilot symbols in a digital communication system
12058750396System, method, and software for communicating with medical devices
12068744022Glitch mitigation in a radio receiver
12078744021Systems, methods, and devices for improving signal quality
12088744005Method and apparatus for generating modulation signals
12098744004High power pulse generator
12108744001Multimode transmitter apparatus
12118744000Method, apparatus, and system for diversity transmission and reception
12128743999Digital signal processor, communication device, communication system and method for operating a digital signal processor
12138743998Device for generating codebook, method for generating codebook, and method for transmitting data
12148743997Method and apparatus for improving throughput and error performance of rateless coding systems
12158743976Techniques and systems for communications based on time reversal pre-coding
12168737535Discrete digital receiver with FTBPF
12178737532Sample rate estimator for digital radio reception systems
12188737529Multiple antenna signal transmission
12198737528Multiport amplifier and multiport amplification method using the same
12208737522Data processing apparatus and method for interleaving and deinterleaving data
12218737521Signal conversion during transmission of serial data streams
12228737520RF directional coupled output from a quadrature combined amplifier
12238737519Apparatus and method for channel coding in a communication system
12248737518Wireless communication apparatus and method
12258737495Digital broadcasting transmission and/or reception system to improve receiving performance and signal processing method thereof
12268731111Apparatus and method for tunable wideband solar radio noise measurement
12278731104Apparatus and method for compensating for clipping power losses
12288731100DTV receiving system and method of processing DTV signal
12298731076Variable symbol period assignment and detection
12308724743Apparatus and method for calculating receive parameters for an MIMO system
12318724742Method and apparatus for soft buffer management for carrier aggregation
12328724741Signal quality estimation from coupling matrix
12338724734Coding method, decoding method, apparatuses thereof, programs thereof, and recording medium
12348724733All-digital multi-standard transmitters architecture using delta-sigma modulators
12358724715Rateless and rated coding using spinal codes
12368724714Device and method for generating and decoding a side channel signal transmitted with a main channel signal
12378718481Method and device for phase recovery and communication system comprising such device
12388718195Transmitter and method for transmitting data block in wireless communication system
12398718193Active signal processing personal health signal receivers
12408718185Estimating frequency-offsets and multi-antenna channels in MIMO OFDM systems
12418718184Finite state encoders and decoders for vector signaling codes
12428718183Transmitter to generate an analytic signal for reduced inter-symbol interference (ISI)
12438718182High speed data service via satellite modem termination system and satellite modems
12448718180Multi-antenna wireless communications method and apparatus with vector perturbation with a reduced lattice
12458718179Multicarrier communication with variable overhead rate
12468718176Method for computing sub-stream invariant steering matrices for MIMO beamforming
12478718151Transmission method, reception method, and communication method
12488718150RACH-ramp-up acknowledgement
12498711978Method and apparatus of communication using soft decision
12508711977Method for transmitting a signal
12518711973Highly detectable pilot structure
12528711972Radio communication system, transmission apparatus, reception apparatus, and radio communication method in radio communication
12538711956Modified continuous phase modulation communications system and related methods
12548711955Spreading technique applied to broadband mobile communications by satelite relying on DVB-RCS
12558705660Apparatuses and methods for data transmission and reception
12568705659Communication channel optimization systems and methods in multi-user communication systems
12578705656Transmission and reception apparatus and method
12588705652Pulse wireless communication device
12598705640Digital broadcast transmission and receiving system having an improved receiving performance and signal processing method thereof
12608705639Signal monitoring platform
12618705638Method for signal transmission and user equipment
12628705595Digital output power measurement in radio communication systems
12638705443System and method for reduced feedback in multiuser multiple input, multiple output wireless communications
12648699628Signal demodulation method and apparatus and signal modulation method and apparatus in return link of satellite system
12658699623Modem architecture
12668699621Precoding selection for retransmission in uplink MIMO hybrid ARQ
12678699618Method for generating plurality of DM-RS sequences, communication terminal device using same, and base station using same
12688699595Integrated circuit with channel estimation module and method therefor
12698693581Signal receiver with digital front end supporting multiple band and signal receiving method using the same
12708693577Multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining
12718693574Method and apparatus for determining a precoding matrix for precoding symbols to be transmitted to a plurality of wireless devices
12728693571Methods and apparatuses for multiple access in a wireless communication network using DCT-OFDM
12738693570Communication methods and systems having data permutation
12748693558Providing delimiters for low-overhead communication in a network
12758693557AC coupled clock receiver with common-mode noise rejection
12768687739Quadrature bandpass-sampling RF receiver
12778687738Circuits and methods using a majority vote
12788687737System and method for anticipatory receiver switching based on signal quality estimation
12798687735Wireless communication system, transmitter and receiver
12808687732Architecture and methods for coexistence of wireless radios having differing protocols
12818687731Uplink open-loop spatial multiplexing in wireless communications
12828687714Method, apparatus, and system for coding and modulating data
12838687713Optimum radio communication method with radio frame variable control and radio communication system using the same
12848681901Apparatus and method for detecting signal in a spatial multiplexing multiple input multiple output communication system
12858681899Method and apparatus for processing signals received from a channel having a variable channel length
12868681894Digital affine transformation modulated power amplifier for wireless communications
12878681893Generating pulses using a look-up table
12888675796Interference cancellation under non-stationary conditions
12898675785Method and apparatus for Turbo receiver processing
12908675783Low complexity distance metrics for maximum likelihood receivers
12918675780Multiple input multiple output (MIMO) transmitted signal vector estimation employing Monte Carlo sampling techniques
12928675778Carrier recovery circuit and demodulation circuit under quasi-coherent detection method
12938675775Signal processing apparatus and methods
12948675773Apparatus, systems and methods for providing enhancements to ATSC networks using synchronous vestigial sideband (VSB) frame slicing
12958675742Method and system for synchronously transmitting asynchronous data
12968675718Iterative precoder matrix computation method and apparatus
12978670508Method and system for a low-complexity soft-output MIMO detection
12988670504Beamspace-time coding based on channel quality feedback
12998670493Systems and/or methods of increased privacy wireless communications
13008670491Device and method for time synchronization in a communication network
13018665994Antenna device
13028665993Orthogonal resource selection transmit diversity
13038665990Method and apparatus for multi-antenna transmission in uplink
13048665989Phase shifter, wireless communication apparatus, and phase control method
13058665988Device and method for realizing prefix code construction
13068665987Space-time/space-frequency coding for multi-site and multi-beam transmission
13078660513Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
13088660214Quadrature bandpass-sampling OFDM receiver
13098660212Interference classification with minimal or incomplete information
13108660211Digital broadcast transmission and receiving system having an improved receiving performance and signal processing method thereof
13118660210Method of packet format dependent selection of MIMO-OFDM demodulator
13128660205Energy efficient constellation method and system
13138660204Data transmitter and method for forming symbol thereof
13148660196Communications system using beamforming
13158654896Clock recovery apparatus and method thereof
13168654893Communication device and channel estimation method
13178654892Multiple transmit antenna interleaver design
13188654887Methods and systems for peak-to-average power reduction without reducing data rate
13198654885Fast in-phase and quadrature imbalance calibration
13208654872Method, apparatus and product of OFDM transmission
13218654870Communication method, communication system and communication device
13228654869Multi-path radio transmission input/output devices, network, systems and methods with link suitability determination
13238654868Offloaded processing for wireless applications
13248653902Transmission circuit, communication apparatus, and transmission method
13258649466Device and method for detecting cyclic prefix length
13268649464Quadrature receiver and method of compensating for I/Q imbalance using a calibration signal
13278649463Radio communication apparatus
13288649462Method and apparatus for transmitting signal using repetition coding in a wireless communication system
13298649461Lane-to-lane skew reduction in multi-channel, high-speed, transceiver circuitry
13308649460Techniques for multi-wire encoding with an embedded clock
13318649459Bit reduction in a transmitter
13328649446System and method for channel classification
13338649445Methods and systems for noise resilient, pin-efficient and low power communications with sparse signaling codes
13348645602Microcomputer
13358644425Wireless communications device having waveform banks with frequency offset and related methods
13368644421Digital broadcast transmission and receiving system having an improved receiving performance and signal processing method thereof
13378644419Periodic calibration for communication channels by drift tracking
13388644418Transmitter and receiver modules for unidirectional communications and a method using the aforementioned
13398644398Digital broadcast transmission and receiving system having an improved receiving performance and signal processing method thereof
13408644397Efficient multiplexing of reference signal and data in a wireless communication system
13418644370Providing slope values for a demapper
13428644132Maintaining a communication path from a host to a storage subsystem in a network
13438639736Method and apparatus for detecting signal using cyclo-stationary characterisitics
13448638889Method and apparatus to improve acquisition of a quadrature amplitude modulated (QAM) signal having a frequency offset
13458638884Data processing unit and signal receiver including the data processing unit
13468638881Digital broadcast transmission and receiving system having an improved receiving performance and signal processing method thereof
13478638877Methods, apparatuses and systems for selective transmission of traffic data using orthogonal sequences
13488638876Systems and methods for providing preamble codes and generating preamble signals in wireless communications
13498638875Transmit beamforming systems and methods
13508638866Adjustable transmitter power for high speed links with constant bit error rate
13518638865Aperiodic channel quality information sending method
13528634503Fast lock clock-data recovery for phase steps
13538634502Receiver with asynchronous and synchronous demodulator
13548634501Carrier selection for multiple antennas
13558634499Method and apparatus for performing blind signal separation in an OFDM MIMO system
13568634497Digital broadcast transmission and receiving system having an improved receiving performance and signal processing method thereof
13578634495System, method and apparatus for mobile transmit diversity using symmetric phase difference
13588634493Communication device and program product
13598634492Transmitter and receiver for ultra-wideland OFDM signals employing a low-complexity CDMA layer for bandwidth expansion
13608634491Method and apparatus for reducing the contribution of noise to digitally sampled signals
13618634483Operating environment based wireless communication devices and methods
13628634482High power radio device communication parameter configuration and methods using limited configuration power
13638634481Feedback technique for wireless systems with multiple transmit and receive antennas
13648630373Receiver for receiving signal containing clock information and data information, and clock-embedded interface method
13658630368Transmitting apparatus, receiving apparatus, transmitting method, and receiving method
13668630367Signaling format for wireless communications
13678630365Transceiver for communicating over different media types
13688630364Termination techniques for multi-index continuous phase encoders for wireless networks
13698630358Data packet flow control across an asynchronous clock domain boundary
13708630357Ultra-wideband dual band magnitude summer apparatus and method
13718630337DVB-S2 Demodulator
13728625719DSP workload distribution in a power line carrier system
13738625718Transmission apparatus, transmission method, reception apparatus, and reception method
13748625712Communication method and apparatus using codebook in MIMO system
13758625710Resource block mapping for cross-carrier assignments
13768625709Device method and system for communicating data
13778625708Polar transmitter suitable for monolithic integration in SoCs
13788625707Apparatus and method for space frequency block coding in a multiple input multiple output single carrier wireless communication system
13798625693Techniques for transformation codebook antenna beamforming in OFDM wireless communication system
13808625683Serial data transmission system and method
13818625561Cyclic shift delay techniques for WLAN multi-radio devices

2013

13828619914Receiver and receiving method for scalable bandwith
13838619912Frequency shift circuit and communication device
13848619911Quadrature signal decoding using a driver
13858619910Decision feedback equalization for MIMO systems with hybrid ARQ
13868619909Signal detector using matched filter for training signal detection
13878619908Wireless ranging system and related methods
13888619907Method and apparatus for preamble training in a multiple antenna communication system
13898619902Method of and generator for generating preamble sequences in communication systems
13908619901Systems and methods for providing unequal message protection
13918619900Digital broadcast transmitting and receiving system having an improved receiving performance and signal processing method thereof
13928619841Transceiver with carrier frequency offset based parameter adjustment
13938619835Synchronized broadcast/multicast communication
13948619814Method and apparatus of transmitting PPDU in wireless communication system
13958615051System and method for effectively transferring electronic information
13968615050Multi-resolution beamforming based on codebooks in MIMO systems
13978615047Beamforming systems and methods for link layer multicasting
13988615046Mobile communication system, transmission apparatus, receiving apparatus and method
13998611846One-way buffered communicator
14008611471Method and system for reliable CFO and STO estimation in the presence of tuner induced impairment
14018611470Identifying rogue GSM base stations by intercepting downlink beacon channels
14028611466Discrete time receiver
14038611464Method and apparatus for information transmission in a radio communication system
14048611462Data transfer method using phase-shift based precoding and transmitter implementing the same
14058611457Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices
14068611441Method for transmission interference cancellation for MU-MIMO
14078611438Broadcast receiver
14088606280Apparatus and method for allocating resources based on error vector magnitude (EVM) in a broadband wireless communication system
14098605835Receiver device, integrated circuit, receiving method, and receiving program
14108605825Receiving apparatus, test apparatus, receiving method and test method
14118605814Distortion-compensated RF transmitter and method therefor
14128605813Transmitter
14138605800Apparatus and method for performance enhancement in open loop multi cell MIMO system
14148605759Device with pre-emphasis based transmission
14158600308Channel state information feedback for coordinated multiple points transmission
14168599966Coupling system for data receivers
14178599960Method and apparatus for multiple input multiple output distributed antenna arrays
14188599959Methods and apparatus for trellis-based modulation encoding
14198599958Ultra-high-bandwidth low-power-consumption wireless communication systems
14208599957Method and system for communicating information in a digital signal
14218599953Multiple-input multiple-output system and method
14228599939Data transmission method
14238599938Linear and polar dual mode transmitter circuit
14248599781Method of transmitting downlink channel rank information through physical uplink shared channel
14258594242Method of receiving modulation symbols
14268594240Method circuit and system for adapting a receiver to receive chain components based on characteristics of a received signal
14278594239Estimating document similarity using bit-strings
14288594238Apparatus and method for estimating channel in channel domain
14298594236Radio communication system, base station, mobile station, and radio communication method
14308594234Multiple transmission apparatus with reduced coupling
14318594230System and method for constructing unique word sets for efficient detection using orthogonal functions
14328594225Circuit arrangement, apparatus and process for the serial sending of data via a connection contact
14338594206Wireless transmission apparatus, wireless reception apparatus, wireless communication system, and wireless communication method
14348593935Method of transmitting data in multi-cell cooperative wireless communication system
14358588342Mobile terminal for performing a communication by using sub carriers
14368588340Receiving device
14378588339System and method for detecting temporarily unused bandwidth in the RF spectrum
14388588335Radio communication device, radio communication method, and communication system using PADM transmission diversity
14398588334Robust antenna array
14408588330Quadrature communications device with I antennas and Q antennas and related methods
14418588329Phase-locked loop modulation
14428588328Information transmission system, information transmission device, information transmission method, and computer readable medium storing a program for information transmission
14438588327Digital transmitter
14448588326System and method for mapping symbols for MIMO transmission
14458587339Multi-mode driver with multiple transmitter types and method therefor
14468582693Wireless receiver applicable to multiple coexisting positioning systems
14478582689Apparatus and method for transmitting/receiving data in communication system
14488582686Transmitter and method for transmitting data block in wireless communication system
14498582685Apparatus and method for encoding a signal
14508582684Interference alignment for channel-adaptive waveform modulation
14518582683Wireless communication device and wireless communication method
14528582682Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof
14538582670Receiving apparatus, transmitting-receiving apparatus, and transmission system method therefor
14548576949Method and apparatus for store and replay functions in a digital radio broadcasting receiver
14558576946Method and system for cooperative communications with minimal coordination
14568576940Systems/methods of adaptively varying a bandwidth and/or frequency content of communications
14578571144Digital broadcast transmitter and receiver and method for processing stream thereof
14588571142System and method for non-crystal-based communications
14598571140Methods and apparatus for providing a maximum likelihood (ML) decoding pipeline for quadrature phase-shift keying (QPSK) multiple-input-multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) receivers
14608571134Polar transmitter
14618571133Method and apparatus for transmitting a signal within a predetermined spectral mask
14628571132Constrained hopping in wireless communication systems
14638571119Software defined radio for modulation and demodulation of multiple communication standards
14648571096Ultra-wideband communication system for very high data rates
14658565350Methods for detection of failure and recovery in a radio link
14668565349Frequency and Q-factor tunable filters using frequency translatable impedance structures
14678565346Apparatus for transmitting and receiving data to provide high-speed data communication and method thereof
14688565339Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
14698565338High bandwidth modulation and transmission
14708565337Devices for transmitting digital video and data over the same wires
14718565328Apparatus and method for feeding back channel quality information and scheduling apparatus and method using the same in a wireless communication system
14728559565Wireless communication unit and method for DC offset estimation
14738559564Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system
14748559563Pseudo tone-based symbol timing recovery and carrier tracking loop detectors for vestigial sideband receivers
14758559561Method and apparatus for symbol detection via reduced complexity sequence estimation processing
14768559555Method of acquiring a received spread spectrum signal
14778559553Transmitter apparatus
14788559552Dual carrier modulation precoding
14798559550Method for transmitting a sequence of symbols for exploiting transmit diversity
14808559549Burst oscillation device, burst oscillation method, and ranging/communication system
14818559535Apparatus and method for cooperative relaying in wireless systems using an extended channel reservation
14828559534Method for data transmission within a communication system, subscriber and communication system
14838559533System and method for selecting wireless signal bandwidth based on signal strength measurements provided by wireless receivers
14848559531Method and apparatus for serial communication using clock-embedded signals
14858558657Communication system and communication method
14868555145Systems and methods of encoding using a reduced codebook with adaptive resetting
14878553811Likelihood value calculation device, likelihood value calculation method, and radio system
14888553807Methods and systems for programmable digital up-conversion
14898553804Wireless communication system and method with elliptically polarized radio frequency signals
14908553803Estimation of the signal to interference and noise ratio (SINR) in multiple input multiple output (MIMO) systems
14918553802Quadrature communications device with I antennas and Q antennas and modulated power supply and related methods
14928553801System and method for dynamic output back-off
14938548511Energy saving mode with maintained number of advertised transmit antennas
14948548098Clock-free activation circuit
14958548095Method of generating codebook and transmitting data in a multi-input multi-output system
14968548090Transmitting apparatus and method in mobile communications system
14978548074Apparatus and method for generating synchronization channel in a wireless communication system
14988548072Timing pilot generation for highly-spectrally-efficient communications
14998548071Integrated circuit enabling the communication of data and a method of communicating data in an integrated circuit
15008547911Method and system for channel scanning in a wireless communications system
15018547897Coherent power combining for signals through multiple satellite communications channels
15028542781Incrementally inclusive frequency domain symbol joint detection
15038542776Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
15048542774Receiver and method
15058542772Multi-user detection using equalization and successive interference cancellation
15068542771Methods and systems for orthogonal frequency division multiplexing (OFDM) multiple zone partitioning
15078542770Radio communication device and radio communication method
15088542764Power and area efficient SerDes transmitter
15098542756Communication method, communication system, transmission device, and receiving device
15108542755Time accurate control of RF over a digrf interface
15118542720Detection of outbound message signals in a power line two-way communications system
15128542709Method of processing traffic information and digital broadcast system
15138538474Method and apparatus of adjusting transmission power
15148537934System and method for multi-carrier modulation
15158537933Receiving device, receiving method, and program
15168537931Methods and apparatus for synchronization and detection in wireless communication systems
15178537929Multicast coding methods and systems
15188537919Encoding and decoding using constrained interleaving
15198537907Receiving system for use in near field communication and mode detection method therefore
15208537906Method and apparatus for acknowledgment detection during preamble transmission
15218537905Method and system for adjusting interconnect voltage levels in low power high-speed differential interfaces
15228532221Transmission protection for wireless communications
15238532220Methods and apparatus for secure distribution and storage of data using N channels
15248532218Method and terminal for channel state information feedback
15258532210Method and apparatus for implementing space frequency block coding in an orthogonal frequency division multiplexing wireless communication system
15268526546Radio transmission device and radio transmission method
15278526543Quadrature imbalance estimation using unbiased training sequences
15288526540Method and receiving unit for the detection of data symbols
15298526538Uplink precoding method in 4-Tx system
15308526530Method and apparatus for encoding feedback signal
15318526529Radio access method for reduced PAPR
15328526512Transmitting apparatus and receiving apparatus
15338526511Base station, mobile station and method
15348526510Estimation of traffic-to-pilot ratios
15358525937Apparatus and method for calibrating audio-visual signal
15368520778System and method for estimation and correction of carrier frequency offset in MIMO-OFDM based wireless communications systems
15378520777Operation of user equipment when control and data information are supplied by different radio units
15388520776Data recovery system for source synchronous data channels
15398520769Transmission method, transmission apparatus, reception method, and reception apparatus
15408520768Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
15418520767Transmission circuit and communication apparatus using polar modulation method
15428520766Transmitter and communication apparatus
15438520765Information processing apparatus, signal transmission method and decoding method
15448520764Link layer multicasting systems and methods
15458520746Maximum ratio transmission
15468520745Reverse link power control for an OFDMA system
15478520598Data transmission apparatus using multiple antennas and method thereof
15488514980Methods and systems for providing bandwidth adjustment
15498514978Calibration system and method
15508514976Method and apparatus for coding and interleaving for very high throughput wireless communications
15518514975Method and apparatus for transmitting reference signal in wireless communication system
15528514970Multicarrier-signal receiving apparatus and multicarrier-signal transmitting apparatus
15538514969Amplitude control circuit, polar modulation transmission circuit, and polar modulation method
15548514968Methods and apparatus for encoding and transmitting mobile device location information
15558514967Sending apparatus, receiving apparatus, sending method, and receiving method
15568514918Close-loop power transmission calibration
15578510624Data processing system with concatenated encoding and decoding structure
15588509836Combined open loop/closed loop method for controlling uplink power of a mobile station
15598509354System and method for improved spur reduction in direct RF receiver architectures
15608509350Methods and apparatus for downlink PDSCH power setting
15618509344Radio transmission device and radio communication method
15628509343Methods and apparatus for amplifying and transmitting signals
15638509342System and method for delivery of video, content on demand and IP packets
15648509341Communications device including a filter for notching wideband transmit signals and associated methods
15658509320Communication circuit and vehicle communication apparatus using the same
15668503579Channel estimator
15678503574Methods for carrier frequency offset detection and compensation and transmitters and receivers utilizing the same
15688503572Antenna virtualization in a wireless communication environment
15698503571Dual purpose modulator
15708503570System and method for transmitting seamless wireless data in real time
15718503569Method and apparatus to link modulating and coding scheme to amount of resources
15728503564Method and system for data transmission
15738503544Techniques for decoding transmitted signals using reactive taboo searches (RTS)
15748503516Method of minimizing feedback overhead using spatial channel covariance in a multi-input multi-output system
15758498326Method and apparatus for forward error correction
15768498246HARQ in spatial multiplexing MIMO system
15778494567Method for selecting an effective angle of reception of a directional antenna of a receiver node, corresponding storage means and receiver node
15788494104NICAM decoder with output resampler
15798494092CDR with sigma-delta noise-shaped control
15808494091Method and system for satellite communication
15818494089Wireless transmitting and receiving device and method
15828494082Apparatus for transmitting layered data
15838494063System and method for stacking receiver channels for increased system through-put in an RF data transmission system
15848493836Method and apparatus for transmitting uplink signals using optimized rank 3 codebook
15858489134System and method for providing presence based trunking in a network environment
15868488717Digital broadcasting system and method of processing data
15878488716Transmitting system and method of processing digital broadcast signal in transmitting system, receiving system and method of receiving digital broadcast signal in receiving system
15888488715Destuff circuit and transmission device
15898488714Hierarchical modulating method and transmitter performing hierarchical modulation
15908488713Information processing apparatus, encoding method and signal transmission method
15918488712Systems and methods for enhanced channel estimation in wireless communication systems
15928488686Communication channel calibration with nonvolatile parameter store for recovery
15938483734Dynamic allocation of radio resources in a multicarrier communication system
15948483320Data recovery apparatus and method by using over-sampling
15958483318Split band signal processing
15968483315Method, a transmitting station and a receiving station for analog beam forming
15978483312Methods and apparatus for reducing the average-to-minimum magnitude ratio of communications signals in communications transmitters
15988483311Method, apparatus and computer program product for providing a data encoding/decoding scheme
15998483292Communication apparatus, base station and coordinated multipoint communication method
16008483263Receiver circuit
16018477876Fast blind channel search
16028477874Method, device and system of wireless communication
16038477872Multi-antenna system and method for transmitting and receiving information in multi-antenna system
16048477870Transmitter including polar modulation circuit
16058477857Efficient cartesian transmitter using signal combiner
16068472562Digital receiver and method
16078472561Receiver circuit
16088472557Transmitter with quantization noise compensation
16098472554Signaling of mixture combination sets
16108472553Channel estimation for wireless systems without matrix inversion
16118472552Digital linear transmitter architecture
16128472534Telecommunication signaling using nonlinear functions
16138472508Data transmission
16148472464Method and apparatus for information transmission in wireless transmission system
16158467481Channel estimation for a WLAN through increased use of preamble
16168467478Propagation channel estimation apparatus, receiver, and propagation channel estimation method
16178467475Transmission with M antennas using precoding
16188467473Power control techniques for wireless transmitters
16198467471Coding and modulation selecting method and wireless communication equipment
16208467461Data transfer system
16218467431Human body communication system and communication method thereof
16228463319Wireless application installation, configuration and management tool
16238462888Pair-swap independent trellis decoder for a multi-pair gigabit transceiver
16248462887Receiver employing selectable A/D sample clock frequency
16258462886Mobile wireless terminal device and base station search method
16268462878Method for transmitting signals for achieving diversity gain
16278462877Method and apparatus for transmitting/receiving MBMS based on hm
16288462876Base station having a set of phased array antennas
16298462875Timing regenerating device
16308462830Radio frequency distribution with spreading
16318462760Method and device for controlling signal transmission
16328457252Method and apparatus for digital signal reception
16338457251System and method for spreading and de-spreading a signal at an antenna
16348457250OFDM pre-equalizing
16358457248Apparatus and method for mapping symbols to resources in a mobile communication system
16368457247In-band generation of low-frequency periodic signaling
16378457246Apparatus and method for envelope tracking power amplifier in wireless communication system
16388457245Method of transmitting precoding information in multiple antenna system
16398457244Antenna and radio arrangement
16408457243Transmitter comprising a pulse width pulse position modulator and method thereof
16418457242Transmitter device and HDMI sender/receiver device including the same
16428457241Digital communications system
16438457232Detecting the number of transmit antennas in wireless communication systems
16448457218Protection of communication systems against repetitive electrical impulse noise
16458457217Method of dynamic control of the focusing of a signal pre-equalized by time reversal
16468457216Communication via a multimode constellation
16478451949Clock-data recovery and method for binary signaling using low resolution ADC
16488451947Burst demodulator
16498451945Method and apparatus for transmitting data with time diversity and/or time-frequency diversity, and pattern-generating method to be used in the same
16508451940Interactive compression with multiple units of compression state information
16518451939Radio communication apparatus
16528451937Time slicing techniques for variable data rate encoding
16538451936Method and system for performing distance measuring and direction finding using ultrawide bandwidth transmissions
16548451935Transmission device, communication system, transmission method and program
16558451914Methods and apparatus for using tones in a wireless communication system
16568451282Method and apparatus for accessing image data
16578447796Apparatus with a vector generation unit and encoder for receiving first and second inputs to generate at least significant zero (LSZ)
16588446989Signal separating device and signal separating method
16598446982Beamforming by antenna puncturing
16608446981Transmission apparatus, reception apparatus and communication system
16618446968OFDM receiving apparatus and mode detecting method thereof
16628446967Preamble sequences for wireless communication systems
16638442151Method and apparatus for transmitting reference signal in multiple antenna system
16648442148Method for optimizing signals with multiple subcarriers
16658442129Direct generation of discrete fourier transforms of time-shifted Zadoff-Chu sequences
16668441969Low complexity beamforming for multiple antenna systems
16678441525Method for synchronizing remote device
16688441393Orthogonal frequency division multiplexing (OFDM) radio as radar
16698437432Receiver for use in an ultra-wideband communication system
16708437428Digital frequency locked delay line
16718437427Arbitrary frequency shifter in communication systems
16728437426Receiving apparatus, receiving method, and program
16738437423Transmission device
16748437372Method of processing traffic information and digital broadcast system
16758433010Reception device, integrated circuit, digital television receiver, reception method, and reception program
16768432999Method and apparatus for channel response calculation in an OFDM receiver
16778432998Device for channel estimation in a multiple subcarrier CDMA system using a block of multiple subcarriers by multiple symbols and method thereof
16788429515Apparatus and method for transmitting and receiving control information in multiple input multiple output system
16798428199Transmitter and receiver for frequency domain equalization
16808428194In-situ gain calibration of radio frequency devices using thermal noise
16818428193Broadband wireless system
16828428187Reception device and reception method
16838428185System and methods for transmitting data
16848428182Communication method and radio communication apparatus
16858428177Method and apparatus for multiple input multiple output (MIMO) transmit beamforming
16868428175Quadrature modulation rotating training sequence
16878428151DTV transmitting system and method of processing broadcast data therein
16888422946Near field RF communicators
16898422612Communication terminal apparatus, communication apparatus, and signal receiving method
16908422595Channel estimation for communication systems with multiple transmit antennas
16918422594Circuit for demodulating a phase modulated signal
16928422592Receiving apparatus and receiving method
16938422591System and method for high speed communications using digital signal processing
16948422590Apparatus and methods for differential signal receiving
16958422587Combined channel coding and space-time block coding in a multi-antenna arrangement
16968422586Extended non-return-to-zero serial channel signaling
16978422585Space-time block coding systems and methods
16988422584Transmission device, imaging device, transmission system, receiving device, and transmission method
16998422580Method of and apparatus for space-time-frequency coding
17008422569Encoding device, decoding device, and method thereof
17018422539Multi-carrier receiver, multi-carrier transmitter and multi-carrier transceiver system
17028417983Adjusting a device clock source to reduce wireless communication interference
17038417797System and method for seamlessly providing video content to client systems over a network
17048416887Managing spectra of modulated signals in a communication network
17058416885Method and apparatus for data transmission
17068416881Effective signal interference plus noise ratio estimation for multi-order modulation
17078416880Digital modulator
17088416755Digital broadcasting system and method for transmitting and receiving digital broadcast signal
17098416676Apparatus and methods for estimating and compensating sampling clock offset
17108411798Reducing receiver power dissipation
17118411794System and method for arbitrary phase and amplitude modulation in an antenna
17128411790Power line communications apparatus
17138411789Radio communication apparatus and method
17148411788Digital transmitters for wireless communication
17158411787Space-time block coding systems and methods
17168411765Techniques and systems for wireless communications
17178408475Flexible rate matching
17188406355Method and apparatus for channel estimation in OFDM
17198406345Method and device for aquiring a channel with frequency offset less than half symbol rate
17208406344Compensator unit and compensation method for I/Q imbalance errors
17218406342Methods and systems for improving frame decoding performance using known information
17228406341Variable encoding and detection apparatus and methods
172384063392K mode interleaver with odd interleaving only and per OFDM symbol permutation code change in a digital video broadcasting (DVB) standard
17248406338Terminated concatenated convolutional coding of M/H group data in 8VSB digital television signals
17258406335Multi input multi output (MIMO) orthogonal frequency division multiple access (OFDMA) communication system
17268406316Information processing apparatus and mode switching method
17278406315Signal transmission apparatus, transmission method and computer storage medium thereof
17288406118Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
17298401115Detector using limited symbol candidate generation for MIMO communication systems
17308401112Dirty paper precoding method and transmitter implemented by using phase reshaping
17318401111Method and apparatus for sequencing and correlating a positioning reference signal
17328401108Modulation and demodulation of band-limited signals using near-Nyquist sampling
17338401105Method for transmitting a data signal in a MIMO system
17348401093General method for low-frequency data transmission on a power line
17358396168Channel estimation for equalizer using serial localization with indecision
17368396166Detection of signals containing sine-wave components through measurement of the power spectral density (PSD) and cyclic spectrum
17378396164Receiving device including impedance control circuit and semiconductor device including impedance control circuit
17388396163Vector quantization in wireless communication
17398396161Channel equalizer and method of processing television signal in DTV receiving system
17408396160Method and apparatus for transmitting signals
17418396159Message synchronization over a stochastic network
17428396158Data processing method, data transmission method, data reception method, apparatus, codebook, computer program product, computer program distribution medium
17438396156Control channel information transmission method, and base station and terminal using the same method
17448396140Method, system, and device for power optimization based on digital subscriber line
17458396139Method and apparatus for sending information via silent symbol coding over under-utilized channels in wireless systems
17468396138System and method for controlling wireless network access information in using removable external modem
17478396099Multi-carrier receiver, multi-carrier transmitter and multi-carrier transceiver system
17488391824End of modulation detection
17498391781Measuring satellite linearity from earth using a low duty cycle pulsed microwave signal
17508391420Low frequency communication signal state detection
17518391419Circuit for recovering an output clock from a source clock
17528391418OFDM symbol detecting method, communication apparatus, integrated circuit, and circuit module
17538391409Method for transmitting an information sequence
17548391404Digital broadcasting system and method of processing data in digital broadcasting system
17558391403Method for transmitting signals in a digital communication system and transmitter for a digital communication system
17568391401Highly detectable pilot structure
17578391400Control channel format indicator frequency mapping
17588391391Wireless communication apparatus and wireless communication controlling method
17598391377Active antenna, base station, method for refreshing amplitudes and phases, and method for processing signals
17608391376System and method for electronically steering an antenna
17618391375Wireless autonomous device data transmission
17628391343PMA RX in coarse loop for high speed sampling
17638391250Method and apparatus for transmitting uplink signal, and method and apparatus for generating uplink signal in communication system
17648385474Signal generator with adjustable frequency
17658385473Apparatus and method for classifying modulations in multipath environments
17668385472Context-sensitive overhead processor
17678385471Multi-channel receiver
17688385470Coding a signal with a shuffled-Hadamard function
17698385467Method and apparatus for information transmission in a radio communication system
17708385463Transmitter and method for transmitting data block in wireless communication system
17718385462Subband indexing methods and systems
17728385461On-off keying using vector modulation
17738385460Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
17748385459Cyclic shift sequence generation method, radio communication terminal device, and radio communication base station device
17758385458Signal processing circuit and signal processing method
17768385433Linear precoding for spatially correlated channels
17778380212Apparatus and method for transmission of dynamic feedback channel information in a MIMO system
17788379766Multi-channel receiver
17798379763Wireless communication device, wireless communication method, signal processing device, signal processing method, and computer program
17808379762Physical carrier to interference-plus-noise ratio techniques for wideband wireless communication networks
17818379759Digital broadcasting system and method of processing data
17828379758Power supply apparatus and power supply method
17838379757Narrow-band OFDM mode for WLAN
17848379756Method for multiplexing data information and control information in wireless communication system
17858379755RF transmitter with adaptive digital filtering
17868379737Interface module for communication with an electronic or an electromechanical device of a medium voltage interruption unit
17878379736Ultra-wideband communication system and method
17888379673Digital broadcasting transmitter, turbo stream processing method thereof, and digital broadcasting system having the same
17898375242Clock and data recovery (CDR) method and apparatus
17908374567High speed serial link with power spectral density frequency response suppression
17918374287FM detector, signal interpolation method, and related program
17928374284Universal decoder
17938374280Ultra wide band pulse generator provided with an integrated function for digital filtering emulation, and transmission method
17948374279Modulation device for a transmission path, method for signal processing in a transmission path, and transmission path having the modulation device
17958374275Method and system for communication channel optimization in a multiple-input multiple-output (MIMO) communication system
17968374273Method and apparatus for transmit beamforming
17978374256Communication apparatus and communication method
17988374145Method for requesting and reporting channel quality information in wireless portable internet system
17998369457Demodulation apparatus, demodulation method, and electronic device
18008369455Receiving apparatus, receiving method, and program
18018369450Pilot boosting and traffic to pilot ratio estimation in a wireless communication system
18028369449Method and system of diversity transmission of data employing M-point QAM modulation
18038369445System and method for improved communication utilizing velocity related information
18048369444Apparatus and method for beamforming in a multi-antenna system
18058364495Voice encoding device, voice decoding device, and methods therefor
18068363755Signal receiving apparatus, method, program and system
18078363749Peak to average power ratio reduction
18088363748Two-way communication circuit, two-way communication system, and communication method of two-way communication circuit
18098363741Data transmission in telecommunications networks
18108363738Hierarchical coding for multicast messages
18118363737Wireless data transmission between a base station and a transponder via inductive coupling
18128363694Delay-induced scattering with phase randomization and partitioned frequency hopping
18138363536OFDM channel estimation
18148358939Optical communication device
18158358721Mobile communication system and wireless device
18168358720Communication device and transmission calibration weight calculation method
18178358718Apparatus and method for determining optimum integer perturbation vector of low complexity in multiple antenna system
18188358709Method and apparatus for transmitting and receiving convolutionally coded data
18198358588Interference-cognitive transmission
18208355469Flexible timebase for eye diagram
18218355468Carrier frequency estimation method and apparatus in wireless communication system
18228355467Amplitude probability distribution measurement apparatus
18238355464Method for generating and transmitting downlink frame
18248355453UWB transmitter
18258352631Method for improving transmission efficiency of physical layer attributes in wireless communication system
18268351544Method and apparatus for codebook-based feedback in a closed loop wireless communication system
18278351541Low density parity check (LDPC) coding for a 32k mode interleaver in a digital video broadcasting (DVB) standard
18288351540Codebook, codebook creating method, uplink transmission method and equipment based on the codebook
18298351538Radio transmission device and radio transmission method
18308351537Seamless change of depth of a general convolutional interleaver during transmission without loss of data
18318351536Wireless communication of data symbols
18328351519Embedding information in an 802.11 signal field
18338351517Electronic device
18348346091Distributed antenna system for wireless network systems
18358345803Optimized finger assignment for improved multicarrier throughput
18368345802Receiver for digital modulated signal and receiving method for the same
18378345801Apparatus and method for signal mismatch compensation in a wireless receiver
18388345797Method and apparatus for generating steering matrices for beamforming
18398345796Communication system and method for improving efficiency and linearity
18408345792Method of transmitting data for digital broadcasting in wireless communication system

2012

18418340225System and method for performing blind IQ-imbalance estimation and compensation
18428340224Resonant power converter for radio frequency transmission and method
18438340223Receiver and wireless communication system equipped with the same
18448340222Parameter and scattered pilot based symbol timing recovery
18458340220Receiver, integrated circuit, digital television receiver, reception method, and reception program
18468340219Receiver and receiving method for scalable bandwith
18478340217Configurable search engine start/stop mechanism provides flexible ranges of search for GPS C/A code
18488340213Signal encoding apparatus and method, signal decoding apparatus and method, programs and recording mediums
18498340212Integrated circuit for radio transmission
18508340211Methods and apparatus to encode bandwidth request message
18518340210Apparatus and method for crest factor reduction architecture
18528340197System and method for modulating a signal at an antenna
18538340161Method of data block transmitting
18548340157Methods and devices for wireless communication in wireless communication systems
18558340154Radio transmission device and radio transmission method
18568335279Alignment of channel filters for multiple-tuner apparatuses
18578335277Method and apparatus for checking asynchronous transmission of control signals
18588335276Method and apparatus for transmitting and receiving uplink channel sounding reference signals in a wireless communication system
18598335274Precoder for spatial multiplexing, multiple antenna transmitter
18608331498Blind modulation detection
18618331496Phase recovery device, phase recovery method and receiver for 16 QAM data modulation
18628331495Method and apparatus for an improved wireless communication receiver
18638331493Bias removal of radio link quality estimates
18648331491Signal derotating receiver
18658331483Method for transmitting feedback information via a spatial rank index (SRI) channel
18668331481Method for channel state feedback by quantization of time-domain coefficients
18678331480Method of and generator for generating preamble sequences in communication systems
18688331297Method and system for generating antenna selection signals in wireless networks
18698325852CDD precoding for open loop SU MIMO
18708325849Transmitting system and method of processing broadcast data in the transmitting system
18718325848Peak detector having extended dynamic range
18728325847Method and apparatus for efficient storage of training sequences for peak to average power constrained modulation formats
18738325788Precoding signaling in a MIMO wireless communication system
18748325787Precoding signaling in a MIMO wireless communication system
18758320503Receiver
18768320502Digital demodulating apparatus, digital receiver, controlling method of the apparatus, computer program product, and recording medium recording thereon the product
18778320496Encoding method and apparatus
18788320495Radio communication method and radio communication terminal
18798320491Method and system for encoding a data matrix and method and system for decoding an encoded data matrix
18808320481Synchronization method and apparatus for orthogonal frequency division multiplexing system
18818320473Data communication system utilizing optimized code table signaling
18828315339Channel estimation
18838315338Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof
18848315337Broadcast receiving system and method for processing broadcast signals
18858315334DTV transmitting system and method of processing DTV signal
18868315333Digital broadcasting system and method for transmitting and receiving digital broadcast signal
18878315332System and method for transmitting data using quantized channel rates
18888315330Method of transmitting data in wireless communication system
18898311413High power efficiency optical-wireless transmitter
18908311157Signal recovery circuit
18918311154Method and apparatus for performing joint detection with a common midamble
18928311153Circuit and method for improved offset adjustment of differential amplifier within data receiving apparatus
18938311150Method for achieving transmission diversity in a multiple antenna system
18948311147Digital transmitter
18958311146Radio communication system
18968311145Bit-error rate in fixed line-rate systems
18978311136Radio wave generator, wireless communication system, radio interference prevention control method, and radio interference prevention control program
18988306155Frame-based carrier frequency and phase recovery system and method
18998306154Multi-frequency band receiver
19008306153Method and system for tracking phase in a receiver for 8VSB
19018306151Method and apparatus for mapping signals to subcarriers in MIMO wireless network
19028306148Method to reduce peak to average power ratio in multi-carrier modulation receivers
19038306136Communications system utilizing orthogonal linear frequency modulated waveforms
19048305921Channel selection and interference suppression
19058300736Method and apparatus for phase reference tracking of digital phase modulated signals in the receiver
19068300734Frequency converting system
19078300731Methods and systems to digitally switch between frequencies and corresponding bandwidths in a transceiver
19088300725Radio transmission device, radio reception device, radio transmission method, and radio reception method
19098300724Digital transceiver
19108295401Method and apparatus for implementing space time processing with unequal modulation and coding schemes
19118295400Receiving method and apparatus, and communication system using the same
19128295391Transmission method and transmission apparatus
19138295390Communications device and communications method
19148295389Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
19158295388Efficient digital upconverter
19168295370Method and arrangement for improved link quality control
19178295301Managing coexistence among signaling protocols on a shared medium
19188290098Closed loop multiple transmit, multiple receive antenna wireless communication system
19198290092Digital demodulating apparatus for timing error detection
19208290089Derivation and feedback of transmit steering matrix
19218290088Detecting the number of transmit antennas in a base station
19228290084Space time transmit diversity for TDD/WCDMA systems
19238290083Quadrature imbalance mitigation using unbiased training sequences
19248290075Apparatus and method for tracking symbol timing of OFDM modulation in a multi-path channel
19258284872Burst mode receiver
19268284870Timing loop
19278284867Mixed mode preamble for MIMO wireless communications
19288284866OFDM transmission signal generation apparatus and method, and OFDM reception data generation apparatus and method
19298284864Signal emission by plural antennas
19308284863Apparatus and method for beamforming with limited feedforward channel in multiple input multiple output wireless communication system
19318284859Quantized feedback strategies and signal generation
19328284858Radiofrequency transmission system
19338284857Communication system, transmitter and receiver
19348284856Data transmitting method and data transmitting apparatus
19358280314Method and apparatus for compensating for transceiver impairments
19368279978Pilot signal in an FDMA communication system
19378279977MIMO signal detector, a method of detecting MIMO signals and a MIMO receiver
19388279973Space-time coding method using a partitioned position modulation alphabet
19398279969System and method for adapting a change in constellation density while receiving a signal
19408279968Method of transmitting data in a communication system
19418279967CDM signal transmitter with modulators reduced in number and a method therefor
19428279964Data transmission in wireless communication system
19438279963Data symbol mapping for multiple-input multiple-output hybrid automatic repeat request
19448279952Threshold adjustable transmission envelope detector
19458279951Method and device for producing a transmission signal to be transferred over a transmission path
19468279796Multiple-channel software defined radios and systems using the same
19478275071Compact dual receiver architecture for point to point radio
19488275069Transmitting apparatus, transmission method and signal generating apparatus
19498275065System and method for power saving coding in integer cycle or impulse type modulation transmissions
19508275064Enhanced MIMO detection method and apparatus
19518274931Signalling within a communication system
19528270534Method and apparatus for signal quality estimation
19538270528Packet detection, synchronization, and frequency offset estimation
19548270527SC-QOSTFBC codes for MIMO transmitters
19558270513Fully saturated multi-tone transceiver
19568270500Method of selecting a modulation and coding scheme based on adjusted channel quality values
19578270499Receiver with balanced I/Q transformer
19588265201Adaptive timing using clock recovery
19598265200Method and system for receiver synchronization
19608265198Adaptive edge equalization of ask-modulated signals
19618265195Hybrid data transmission circuit
19628265194Virtual side channels for digital wireless communication systems
19638265185Method and system for encoding a signal for wireless communications
19648265175Methods and apparatuses for signaling with geometric constellations
19658259859Method and system for carrier recovery for QAM
19668259857Methods and systems for increased communication throughput
19678259854Channel estimation using common and dedicated pilots
19688259853Digital broadcast receiving device
19698259849Wireless communication apparatus, wireless communication method, computer program, and wireless communication system
19708259847Extended non-return-to-zero serial channel signaling
19718259843Dynamic digital pre-distortion system
19728259842Successive codebook and feedback in precoding systems
19738259841Digital transmitter
19748259839Method for avoiding interference radiation of AM transmitters used in digital transmission
19758259822Polar and quadrature modulated cellular, WiFi, WiLAN, satellite, mobile, communication and position finder systems
19768259696Wireless communication system using HARQ and method of operating the system
19778254504Decision directed flicker noise cancellation
19788254497Method for detecting cyclostationary signals
19798254495Codebook based precoding methods
19808254493High bandwidth modulation and transmission
19818254492Transmit diversity in a wireless communication system
19828254479Method of detecting transmission channel and related wireless communication system
19838254472Communication device and communication system
19848254433Non-federated multi-function Ka-band exciter system and method
19858254429Communication systems and methods
19868254372Data communication apparatus and method
19878254246Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
19888249191Multi-user detection using equalization and successive interference cancellation
19898249188Mechanism for constructing an oversampled waveform for a set of signals received by a receiver
19908249187System, method and apparatus for mobile transmit diversity using symmetric phase difference
19918249178Multicarrier transmitter and multicarrier receiver
19928249177Detection of frame marker quality
19938249006Method and apparatus for allocating and processing sequences in communication system
19948243849Digital television transmitter/receiver and method of processing data in digital television transmitter/receiver
19958243848Radio communication apparatus and method
19968243847Digital transmitter
19978243846Transmission device with enhanced signals
19988243844Power reduction for digital subscriber line
19998243832Encoded space time warped asymmetrical signaling
20008238507Transmission architecture of transmitter
20018238480Adaptive self-quieter suppression for OFDM wireless communication systems
20028238479Synchronization and acquisition for mobile television reception
20038238478Multi-symbol noncoherent CPM detector having a trellis structure and a lock detector therefore
20048238475Methods and systems for PDCCH blind decoding in mobile communications
20058238470Digital transmitter
20068238469Calibration in a radio frequency transmission module
20078238468Radio transmission device and radio reception device
20088238453Adaptive channel bandwidth selection for MIMO wireless systems
20098238452Circuit for synchronizing serial communication channels
20108233854Polar modulator and method for generating a polar-modulated signal
20118233568Adaptive receiver for high-order modulated signals over fading channels
20128233566Method and system for detecting narrowband signals using a receiver with a wideband frontend
20138233563Outphasing amplification of digital modulated signals in a radiofrequency transmission system
20148233562System and method for closed-loop signal distortion
20158233561Image forming apparatus and data communication method
20168233560Restricted codebooks and related signaling to perform beamforming
20178233551Adjustable transmitter power for high speed links with constant bit error rate
20188229031Galileo/GPS receiver with improved positioning accuracy
20198229024Channel equalizer and method of processing broadcast signal in receiving system
20208229023Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
20218229007High bandwidth data transport system
20228228127Oscillators having arbitrary frequencies and related systems and methods
20238224275Area reduction techniques for saw-less receivers
20248223891Method and system for a reference symbol (RS) frequency control loop for TCXO synchronization and tracking
20258223889Opportunistic radio frequency communications
20268223888Method and receiving unit for the detection of data symbols
20278223887Transmitter, receiver, and method of supporting space time block code scheme in single carrier system based on unique word
20288223883Transmission circuit, method for determining delay time used in the transmission circuit, and communication apparatus using the transmission circuit
20298223882Joint constellation multiple access
20308223881Transmitter and receiver for a wireless audio transmission system
20318223861Joint carrier synchronization and channel equalization method for OFDM systems
20328223723Method and system for generating antenna selection signals in wireless networks
20338218688Quadrature demodulator and interrogator
20348218684Method and system for an adaptive automatic gain control (AGC) reference for HSDPA and WCDMA
20358218681OFDM transmitter and OFDM receiver
20368218675Digital broadcasting system and method of processing
20378218673Method and system for providing a dual-channel beacon signal in a wireless network
20388218657System and method for automatic adjustment of streaming video bit rate
20398218609Closed-loop rate control for a multi-channel communication system
20408213548Methods and apparatus for dynamic packet reordering
20418213543System and method for I/Q imbalance compensation
20428213540System and method of transmit beam selection
20438213539Antenna selection and training using a spatial spreading matrix for use in a wireless MIMO communication system
20448213535Transmitting apparatus with bit arrangement method
20458213534Transmission apparatus and communication system
20468213533Distributed antenna diversity transmission method
20478213329Base station apparatus and communication control method
20488208586Jitter measuring apparatus
20498208585D-PSK demodulation based on correlation angle distribution
20508208584Supply independent Schmitt trigger RC oscillator
20518208581Two wire transmitter with isolated can output
20528208580Apparatus, systems and methods for providing enhancements to ATSC networks using synchronous vestigial sideband (VSB) frame slicing
20538208579Radio transmitting apparatus, radio receiving apparatus, and data placing method
20548208571Method for detecting a periodic signal
20558208501Method of processing traffic information and digital broadcast system
20568207793Mixing waveforms
20578204156Phase error detection with conditional probabilities
20588204155Symbol de-mapping methods in multiple-input multiple-output systems
20598204153Clock recovery circuit and data receiving circuit
20608204152Digitally synchronized receiving device and associated signal processing method
20618204151Methods and apparatus to generate multiple antennas transmit precoding codebook
20628204150Apparatus and method for reducing peak-to-average power ratio in a wireless communication system
20638204147Methods to index the preambles in the bandwidth request channel
20648204140Subscriber unit and method for variable forward error correction (FEC) decoding
20658204097Ultra-wideband pulse generator and method thereof
20668203930Method of processing a signal and apparatus for processing a signal
20678199860Detection circuit and detection method of carrier offset
20688199855Antenna diversity
20698199853Method for feedback and method for configuring a codebook in multi-antenna system
20708199852DTV transmitting system and receiving system and method of processing broadcast signal
20718199850Transmitter for communication systems employing an enhanced modulation scheme
20728199708Allocation of uplink reference signals in a mobile communication system
20738198949Digital modulator
20748194791Joint, adaptive control of equalization, synchronization, and gain in a digital communications receiver
20758194790Spaced one-hot receiver
20768194788Receiver and method for receiving wireless signals
20778194786Wireless communication method, wireless transmitter and wireless receiver
20788194784DTV transmitter and method of coding data in DTV transmitter
20798194783Variable rate coding for a forward and reverse link
20808194782Grouping bits interleaving apparatus and method thereof
20818194781Method and apparatus for transmitting and receiving control channel message in a MIMO mobile communication system
20828189718Adaptive optimization method and apparatus for average length
20838189717Low IF radio receiver
20848189716Method for obtaining precise sampling frequency of global positioning system (GPS)
20858189715Receiver for receiving data symbols having a symbol period
20868189714Wireless feedback system and method
20878189712Communications device
20888189711Transmission controlling method in wireless communications system and receiver for use in the same system
20898189710Architecture and methods for coexistence of wireless radios having differing protocols
20908189694Transmitting and receiving arrangement with a channel-oriented link
20918189456Apparatus for and method of minimizing backoff for orthogonal frequency division multiplexing transmission
20928185328Device, method, and program for measuring signal, and recording medium
20938185079Frequency estimation immune to FM clicks
20948184747Flexible timebase for EYE diagram
20958184744Method and receiver for estimating the channel impulse response using a constant modulus interference removal iteration
20968184742RF receiver having timing offset recovery function and timing offset recovery method using thereof
20978184724Wireless communication system and wireless communication method
20988184523Method and system for compensation of a carrier frequency offset in an OFDM receiver
20998179997Real-time digital quadrature demodulation method and device for ultrasonic imaging system
21008179996Method and device for decoding a signal
21018175192Method and system for determining and removing DC offset in communication signals
21028175190Managing spectra of modulated signals in a communication network
21038175187Wireless communication apparatus for suppressing interference while reducing transmission delay
21048175186Preserving the content of a communication signal corrupted by interference during transmission
21058175185RF polar transmitter and integrated circuit with programmable filter module and methods for use therewith
21068175178Orthogonal frequency division multiplexing (OFDM) communications device and method that incorporates low PAPR preamble and variable number of OFDM subcarriers
21078175174Communication system, communication method, transmitting apparatus and receiving apparatus
21088175032System and method for radio frequency resource allocation
21098170146Radio frequency integrated circuit having frequency dependent noise mitigation with spectrum spreading
21108170144Distributed translator with received signal synchronization and method thereof
21118170139Strengthened frequency hopping communication method and device
21128170138Signal generator and method
21138170137Method and system for transmitting data from a medium access control device via a physical layer to an antenna
21148170136Radio transmitting apparatus and radio transmitting method
21158170135Methods and apparatus for emitter detection
21168170134Transmitter and a method for duplicating same
21178170133Wireless transmission device and wireless transmission method
21188170125Subdimensional single-carrier modulation
21198170085Multipath error estimation in satellite navigation receivers
21208165549Method for notch filtering a digital signal, and corresponding electronic device
21218165252Signal processing device and method, and program
21228165244Digital broadcasting system and method of processing data in digital broadcasting system
21238165243Method and system for generating wavelets
21248165189Dirty paper precoding with known interference structure at receiver
21258160180Method and apparatus for transmitting high speed data by spectral decomposition of the signaling space
21268160176Compensating pre-filter for an OFDM transmitter
21278160175Quasi-pilot symbol substitution
21288155638Orthogonal code noise simulator for high speed downlink packet access
21298155237Multi-carrier transmitter
21308155223Receiving device, receiving method, and program
21318155215Transmission system, transmitter, receiver, and transmission method
21328149966Packet acquisition controller with signal strength threshold control for wireless MIMO receiver
21338149949Radio transmitter apparatus, radio receiver apparatus, and wireless communication system
21348149948Digital broadcasting system and method of processing data
21358149943Space time coded MB-OFDM UWB system
21368149929Receiver and method for processing radio signals using soft pilot symbols
21378145248Apparatus and method for uplink beamforming and Space-Division Multiple Access (SDMA) in Multiple Input Multiple Output (MIMO) wireless communication systems
21388144815Demand-assigned multiple access (DAMA) communication device and associated acquisition methods
21398144808Codebook generating method and apparatus for generating a codebook for multi-polarized multiple-input multiple-output (MIMO) systems
21408144804Signal encoding apparatus and method, signal decoding apparatus and method, programs and recording mediums
21418144761Pulse transmission method, pulse transmission system, transmitter, and receiver
21428144748Method and apparatus for equalizing CDMA signals
21438144746Wireless communication apparatus and wireless communication method
21448139694Method for reducing power consumption when receiving paging channel information at a mobile communication device
21458139687Method to track a target frequency of an input signal
21468139686Radio communication method, radio transmitting apparatus, and radio receiving apparatus
21478139685Systems, methods, and apparatus for frequency control
21488139680Signal acquisition methods and apparatus in wireless communication systems
21498139678High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing
21508139675Multi-tone system with oversampled precoders
21518139674Spaceflight high data rate radiation hard Ka-band modulator
21528139673Transmission method of wireless signal and transmitter using the same
21538139672Method and apparatus for pilot communication in a multi-antenna wireless communication system
21548139657VUTP hybrid command management authority
21558139656Method and system for linear processing of an input using Gaussian belief propagation
21568139655System and method for effectively transferring electronic information
21578139654Device and methods for biphasic pulse signal coding
21588139653Multi-channel galvanic isolator utilizing a single transmission channel
21598139624System and method for providing multiple ad hoc communication networks on a hardware channel
21608135089Digital transmission apparatus
21618135088Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing
21628130871Integrated circuit having radio receiver and methods for use therewith
21638130869Apparatus for transmitting and receiving data to provide high-speed data communication and method thereof
21648130867Pilot design for improved channel and interference estimation
21658130863Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
21668126090Channel estimation for a WLAN through increased use of preamble
21678126088Demodulator with signal preconditioner
21688126084Processing method for providing, starting from signals acquired by a set of sensors, an aggregate signal and data acquisition system using such method
21698126080Hardware implementation of space-time block codes
21708126079High-speed serial data signal interface circuitry with multi-data-rate switching capability
21718121223Architectures for universal or software radio
21728121221In-situ gain calibration of radio frequency devices using thermal noise
21738121220Apparatus and method for reduced complexity maximum likelihood MIMO detection
21748121202Power-line communication method, power-line communication device, and power-line communication system
21758120419Apparatus for type-A demodulation and integrated circuit card including the same
21768116407Data recovery system and method thereof
21778116406Apparatus and method for generating soft bit metric and M-ary QAM receiving system using the same
21788116405Method and apparatus for time synchronization using GPS information in communication system
21798116403Wireless transmission device and wireless transmission method
21808116402Method and system for cognitive radio
21818116396Method for re-ordering multiple layers and detecting signal of which the layers have different modulation orders in multiple input multiple output antenna system and receiver using the same
21828116381Digital broadcasting system and data processing method in digital broadcasting system
21838116360Method and apparatus for preventing loss of service from hardware failure in a network
21848111799Method, system and apparatus for reducing power consumption at low to midrange resolution settings
21858111783Capturing and using radio events
21868111782Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
21878111781Radio frequency identification (RFID) interrogators
21888111779Data transmission in wireless communication system
21898111776Pulse insertion systems and methods for polar modulation
21908111761Method and apparatus for transmitting data and power across a transformer
21918111646Communication system for dynamically combining power from a plurality of propagation channels in order to improve power levels of transmitted signals without affecting receiver and propagation segments
21928107561Method and apparatus for carrier frequency offset estimation and frame synchronization in a wireless communication system
21938107559Receiving apparatus
21948107558Electronic circuitry and method for determination of amplitudes of received signals
21958107554Timing measurement for checking probes
21968107553Crest factor reduction in multicarrier transmission schemes
21978107552System and method of wireless communication of uncompressed video having a fast fourier transform-based channel interleaver
21988107357Optimized FFT/IFFT module
21998102944Mode and rate control for MIMO transmission
22008102943Variable digital very low intermediate frequency receiver system
22018102939Link adaptation
22028102938Tuning system and method using a simulated bit error rate for use in an electronic dispersion compensator
22038102937Enhanced bit mapping for digital interface of a wireless communication equipment in multi-time slot and multi-mode operation
22048102202Modem unit and mobile communication unit
22058098772Method for digital wireless communications
22068098769Circuit and method for recovering a carrier
22078098763Wireless transmission device and wireless transmission method
22088098759Radio transmitting device and radio transmitting method
22098098758Digital baseband transmitter with digital RF/IF support in GSM/GPRS/EDGE compliant handsets
22108098754Midamble allocations for MIMO transmissions
22118098718Apparatus and methods for digital-to-analog conversion with vector quantization
22128098694Method of processing traffic information and digital broadcast system
22138094751System and method for encoding and decoding of space-time block codes in data communication
22148094749Signaling format for wireless communications
22158094747Transmit methods for CCFI/PCFICH in a wireless communication system
22168094746Transmission method and system for the discrete multi-tone modulation data
22178094734Wireless communication apparatus and wireless communication method
22188094733Apparatus and method for feeding back channel quality information and scheduling apparatus and method using the same in a wireless communication system
22198094731System and method for transferring telemetry data between a ground station and a control center
22208094727DTV transmitter and method of coding data in DTV transmitter
22218090056System and method for anticipatory receiver switching based on signal quality estimation
22228090052Systems and methods for digital delayed array transmitter architecture with beam steering capability for high data rate
22238090047System and method for programmably adjusting gain and frequency response in a 10-gigabit ethernet/fibre channel system
22248090046Interactive compression with multiple units of compression state information
22258090039Wireless transceiver and wireless transmitting/receiving method and program thereof

2011

22268086189Phase-to-frequency conversion for polar transmitters
22278085887Method and receiver circuit for reducing RFI interference
22288085878Digital broadcasting system and data processing method
22298085877Method and system for quadrature local oscillator generator utilizing a DDFS for extremely high frequencies
22308085876Apparatus and method for sampling frequency offset and carrier frequency offset estimation and correction in a communication system
22318085875Incremental pilot insertion for channnel and interference estimation
22328085873Systems and methods for enhanced channel estimation in wireless communication systems
22338085866Radio transmission apparatus, radio reception apparatus, modulation method, and demodulation method
22348085864Midamble allocations for MIMO transmissions
22358081714Method and system for reuse of CORDIC in an RF transceiver by reconfiguration in real time
22368081709Method for transmitting information in a telecommunication system featuring multiple frequency bands
22378081708Reradiation apparatus for terrestrial digital broadcasting and method for reradiating terrestrial digital broadcasting
22388081707Carrier less modulator using saw filters
22398081706Lane-to-lane skew reduction in multi-channel, high-speed, transceiver circuitry
22408081685Communication control apparatus, communication terminal apparatus, wireless communication system, and transmitting method
22418077807Adaptive timing using clock recovery
22428077806Wireless reception device automatically establishing frequency synchronization or phase synchronization
22438077805MIMO equalizer method and apparatus
22448077801Pilot structure with multiplexed unicast and SFN transmissions
22458077798DTV transmitting system and receiving system and method of processing broadcast signal
22468073465Reciever, frequency deviation measuring unit and positioning and ranging system
22478073079Angle-modulated signal threshold extension device and method
22488073072Multiple-input multiple-output system and method
22498073061Radio communication apparatus and radio communication method
22508068794Method and system for a multisystem polar transmitter
22518068556Flexible, reconfigurable, power efficient transmitter and method
22528068555Methods and systems for combined cyclic delay diversity and precoding of radio signals
22538064543Channel equalizer and method of processing television signal in DTV receiving system
22548064542Systems and methods for I/Q imbalance correction and calibration of variable modulus signals
22558064536Link calibration
22568064494Last finger polling for rake receivers
22578059758Conversion of multiple analog signals in an analog to digital converter
22588059756High-speed serial link receiver with centrally controlled offset cancellation and method
22598059755Method for discerning a desired signal from an interfering signal in an under sampled system
22608059754System and method for fast signal acquisition in a wireless digital receiver for wideband signals
22618059753Adaptive channel estimator and adaptive channel estimation method
22628059752System and method for multiplexing control and data channels in a multiple input, multiple output communications system
22638059729Method and apparatus for transmitting and receiving data in a multi-channel digital broadcasting system
22648059726Wireless transmitting and receiving device and method
22658059705Channel equalization using frequency and phase compensation
22668054914Noise variance estimation
22678054913Receiver
22688054910Digital broadcast service discovery correlation
22698054909Method of selecting candidate vector and method of detecting transmission symbol
22708054908Transmitter circuit and radio transmission apparatus for transmitting data via radio by using impulses
22718054893Optimum radio communication method with radio frame variable control and radio communication system using the same
22728054741Method and apparatus for joint scheduling to increase frequency efficiency and fairness in a distributed antenna system using frequency reuse and common power control
22738051309Method and apparatus to combine power and control signals in a mobile computing device
22748050648Superconducting digital mixer
22758050358Base station transmitter for mobile telecommunication system, method for that system
22768050356Transmission apparatus and method for MIMO system
22778050351Quadrature modulator with feedback control and optical communications system using the same
22788050337Systems, methods, devices, and/or computer program products for providing communications devoid of cyclostationary features
22798050335Equal phase combining technique for a robust OFDM system
22808050334Signal encoder, signal decoder, signal encoding method, signal decoding method, program, recording medium and signal codec method
22818050310Semiconductor device
22828045649Carrier recovery system and carrier recovery method
22838045647Low power, high speed receiver circuit for use in a semiconductor integrated circuit
22848045645Signal processor for estimating signal parameters using an approximated inverse matrix
22858045642IQ-modulator pre-distortion
22868045641Encoding of RFID
22878045629DSL data collection system
22888040980Log likelihood ratio calculation method, transmit signal detection method, and receiver
22898040978Tracking system
22908040976Digital receiver and method
22918040975Apparatus and method for transmitting signals with multiple antennas
22928040971High performance mixed signal circuit
22938040970Method and apparatus for adaptive reduced overhead transmit beamforming for wireless communication systems
22948040961Sample rearrangement for a communication system with cyclic extension
22958040958Method for measuring correlation between frequency response functions
22968040924Method of processing traffic information and digital broadcast system
22978036318Clock and data recovery circuit
22988036317Phase/gain imbalance estimation or compensation
22998036315Multiple signal receiving
23008036314Automatic correction of data polarity on a differential serial bus
23018036307Spatio-temporal processing for communication
23028036303Transmitter apparatus
23038036302Apparatus with communication capability, method for adjusting the same, and medium recording adjusting program
23048031812Method and circuit arrangement for symbol decision upon the reception of a signal including a quadrature signal pair
23058031807Systems and methods for detecting the presence of a transmission signal in a wireless channel
23068031806Mixed mode preamble for MIMO wireless communications
23078031805Beamforming by antenna puncturing
23088031803Transmitter capable of suppressing peak of transmission signal
23098031802Multi-channel signaling with equalization
23108031801Method of controlling signal transmission in multi-input/multi-output system
23118031800Transmitting digital signal
23128031795Pre-processing systems and methods for MIMO antenna systems
23138027807DSL diagnosis expert system and method
23148027657Sampling mixer with asynchronous clock and signal domains
23158027407Method and apparatus for asynchronous space-time coded transmission from multiple base stations over wireless radio networks
23168027369Method of processing traffic information and digital broadcast system
23178023596Doppler tracking method and device for a wide band modem
23188023590NICAM audio signal resampler
23198023589Wireless MIMO transmitter with antenna and tone precoding blocks
23208023586Inductive power and data transmission system based on class D and amplitude shift keying
23218023585Apparatus and method for transmitting or receiving data
23228023573Wireless communication system, wireless communication device, and valid path detection method therefor
23238023571Impulse ultra-wideband radio communication system
23248023046Multi-input multi-output time encoding and decoding machines
23258019022Jitter-tolerance-enhanced CDR using a GDCO-based phase detector
23268019021Carrier to interference and noise ratio (CINR) estimating method and device using preamble in orthogonal frequency division multiplexing (OFDM)
23278019020Binary decoding for correlated input information
23288019016System and method of transmit beam selection
23298019005Data communication system, data decoding apparatus and method therefor
23308018978Method of processing traffic information and digital broadcast system
23318018977Method of processing traffic information and digital broadcast system
23328018976Method of processing traffic information and digital broadcast system
23338014827Base station which communicates according to a retransmission control
23348014466Wide-band direct conversion transmission apparatus
23358014465Digital modulator, digital modulating method, digital transceiver system, and testing apparatus
23368014464Communication apparatus and communication method used in spectrum sharing environment
23378014463Delay diversity and spatial rotation systems and methods
23388013928Image pickup device and camera module using the same
23398009775Automatic frequency control for a wireless communication system with multiple subcarriers
23408009760Method for receiving control information in orthogonal frequency division multiplexing system of mobile communication system
23418009759Programmable transmitter
23428009758Apparatus and method for channel-interleaving and channel-deinterleaving data in a wireless communication system
23438009757Method and apparatus for encoding a modulated signal in a communication system
23448009704Digital broadcasting transmitter, turbo stream processing method thereof, and digital broadcasting system having the same
23458005167Digital broadcasting system and method of processing data in digital broadcasting system
23468005166System for digital television broadcasting using modified 2/3 trellis coding
23478005165MIMO-OFDM transmission device, MIMO-OFDM transmission method, reception apparatus and reception method
23488005164Link adaptation and antenna selection in cooperative multiple access systems
23498005163Constellation rearrangement for transmit diversity schemes
23508005153Method and apparatus for increasing the number of orthogonal signals using block spreading
23518000419Method and apparatus for cancellation of partially known interference using transmit diversity based interference cancellation
23528000411Decoding scheme using multiple hypotheses about transmitted messages
23538000407Method and apparatus of transmitting and receiving channel parameter attributes in wireless communication systems
23548000406Timing of ultra wideband pulse generator
23558000405Transmission method, transmission apparatus and communication system
23567995673Program and data alerts and auxiliary datastreams in a multichannel broadcast system
23577991080RFID decoding subsystem with decode module
23587991079FFT numerology for an OFDM transmission system
23597991078Signal processing apparatus, signal processing method, and program
23607991069Method for adapting filter cut-off frequencies for the transmission of discrete multitone symbols
23617991057Apparatus and method for generating ranging pseudo noise code
23627991056Method and system for encoding a signal for wireless communications
23637986751Carrier frequency offset estimating device and system
23647986746Content differentiated hierarchical modulation used in radio frequency communications
23657986735Digital signal transmission apparatus and method, digital signal receiving apparatus and method, and digital signal transmission system
23667983630Digital IF wireless transmitter, RF modulator, and RF modulating method
23677983362Programmable data sampling receiver for digital data signals
23687983361Clock data recovery circuit
23697983360OFDM receiver and doppler frequency estimating circuit
23707983357Method for transmitting and receiving data in a multi-carrier system
23717983356Enhanced frequency domain spreading
23727983355System and method for RF signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems
23737983349High bandwidth data transport system
23747983348System and method for signal transmission
23757978789Frequency shift keying modulator and applications thereof
23767978787Semiconductor device
23777978784Antenna selection and training using a spatial spreading matrix for use in a wireless MIMO communication system
23787978783RF polar transmitter with controlled amplitude modulation and methods for use therewith
23797978771Encoder, decoder, and their methods
23807974367Symbol timing method and digital receiver apparatus
23817974365Method and apparatus for computing SIR of time varying signals in a wireless communication system
23827974364Doppler frequency estimation and adaptation for mobile multimedia multicast systems
23837974363Receiver, receiving method, filter circuit, and control method
23847974362Method and apparatus for generating a permutation for reverse link hopping in wireless communication system
23857974360Multi input multi output (MIMO) orthogonal frequency division multiple access (OFDMA) communication system
23867974349Optimum perturbation apparatus and method in a multi-antenna multi-user communication system
23877970078Method and receiver for estimating the channel impulse response using a constant modulus interference removal iteration
23887970077Estimation of symbols of transmitted signals using hypotheses
23897970076Wireless apparatus
23907970063Variable liftoff voltage process field device
23917966438Two-wire communications bus system
23927965794Method and apparatus for broadcasting with spatially diverse signals
23937965741Method, apparatus, and system for idle state definition for power management
23947961811Radio transmitting apparatus and radio transmitting method
23957961810Antenna grouping and group-based enhancements for MIMO systems
23967957491Digital technique of compensating mismatches between in phase and quadrature channels
23977957489Digital amplifier and television receiving apparatus
23987957484Candidate list generation and interference cancellation framework for MIMO detection
23997957480Wireless communication method and wireless communication apparatus
24007957473Data transmission apparatus enabling communication without being interfered by environmental noise
24017953181MIMO transmitting apparatus and MIMO transmitting method
24027953180Transmission power control method and transmission apparatus
24037953176Method for transmitting channel state information in multiple antenna system
24047953175USB system with spread spectrum EMI reduction
24057953174Radio transmission frequency digital signal generation
24067953165Transmitting apparatus in orthogonal frequency division multiplexing access system capable of controlling gain for variation of sub-channel allocation and method for transmitting data thereof
24077952990Low complexity channel estimation for orthogonal frequency division modulation systems
24087949360Method and apparatus for adaptively allocating transmission power for beam-forming combined with OSTBCs in a distributed wireless communication system
24097949073Dual-mode system and method for receiving wireless signals
24107949068Systems and methods for transmitter diversity
24117949067Individual interleaving of data streams for MIMO transmission
24127948959Linear precoding for time division duplex system
24137944999Robust fine frequency and time estimation in mobile multimedia multicast system receivers
24147944997GPS M-code receiver tracking system
24157944996OFDM reception device and OFDM receiver using the same
24167944994Data converter and data conversion method, and transmitter circuit, communications device and electronic device using the same
24177944993Downstream broad beam diversity
24187944992Multicarrier CDMA system
24197944990System and method for transmitting and receiving data in a communication system
24207944989Quadrature modulation apparatus, method, program, and recording medium
24217944979High bandwidth data transport system
24227941302Enhanced channel simulator for efficient antenna evaluation
24237940872Joint demodulation filter for co-channel interference reduction and related methods
24247940864Channel estimation for high doppler mobile environments
24257940863Radio receiving apparatus and radio receiving method
24267940862Data decoding method and data decoding device employing same
24277940861QAM phase error detector
24287940860Communication system
24297940858Apparatus and method for calibration in a communication system
24307940856Method and device for synchronizing rectilinear or quasi-rectilinear links in the presence of interference
24317940855DTV receiving system and method of processing DTV signal
24327940854Digital television transmitter/receiver and method of processing data in digital television transmitter/receiver
24337936845Apparatus, method and computer-readable recording medium for setting signal correction-magnitude
24347936843Self-adaptive mimo transmission/reception system and method
24357936841Multi-frequency data transmission channel power allocation
24367936836Method and apparatus for an OFDMA parallel architecture scheduler
24377936835Adaptive signal decompression
24387936831Methods and apparatus for implementing and using an in-band rate indicator
24397936811Modulation apparatus, modulation method, and demodulation apparatus
24407933361Hybrid DC-offset reduction method and system for direct conversion receiver
24417933360Method for evaluating signal transmission quality
24427933357Apparatus and method for transmission and reception in a multi-user MIMO communication system
24437933356DTV transmitting system and receiving system and method of processing broadcast signal
24447933355Systems, devices, and methods for training sequence, transmission and reception
24457933351Channel equalizer and method of processing broadcast signal in receiving system
24467933346Base station and method for mitigating interference in a sectorized communication network
24477933340Communications system, receiver apparatus, transmission mode proposal method, and program
24487933307Multiple-input multiple-output ultra-wide band communication method and device using hermite pulses
24497930452Parallel link electrical and timing parameter specification for output driver and input receiver that selects bandwidth or frequency based on timing parameters
24507929937System and method for blind estimation of multiple carrier frequency offsets and separation of user signals in wireless communications systems
24517929643Method of estimating fading coefficients of channels and of receiving symbols and relative single or multi-antenna receiver and transmitter
24527929642Contactless integrated circuit card with real-time protocol switching function and card system including the same
24537929641Signals reception chain
24547929638Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
24557929637Method and apparatus for digital amplitude and phase modulation
24567929618Multiplier-less data processing techniques and related implementations adapted for use in polar modulator
24577929617Method and apparatus to generate a continuous phase modulation waveform that is symmetric and periodic
24587929594Semiconductor integrated circuit and radio communication apparatus for communication
24597929408Method and apparatus for joint scheduling to increase frequency efficiency and fairness in a multi-channel distributed antenna system using frequency reuse and common power control
24607924945Iterative receiving method for a MIMO system, and corresponding receiver and computer program
24617924943Method and system for optional closed loop mechanism with adaptive modulations for multiple input multiple output (MIMO) wireless local area network (WLAN) system
24627924940Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein
24637924939Power transmission apparatus in wireless communication systems
24647924938Context-sensitive overhead processor
24657924937Resonant power converter for radio frequency transmission and method
24667924934Time diversity voice channel data communications
24677924905Wireless communication apparatus and method thereof
24687920652Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof
24697920650Method and apparatus for evaluating a clock in a satellite
24707920647Receiving apparatus and transmitting apparatus
24717920646Method for selecting switched beam using pilot signal and system thereof
24727920642Very high data rate conversion in FPGAs
24737920634Editing system, editing controlling apparatus, and editing controlling method
24747916812Determining modulo count in sleep capable system
24757916810Parameter estimation for adaptive antenna system
24767916806Transmitter diversity technique for wireless communications
24777916797Residual frequency, phase, timing offset and signal amplitude variation tracking apparatus and methods for OFDM systems
24787912152Complex coefficient transversal filter and complex frequency converter
24797912150Apparatus and method for transmitting/receiving data in a CDMA mobile communication system
24807912149Synchronization and segment type detection method for data transmission via an audio communication system
24817912147Compress-forward coding with N-PSK modulation for the half-duplex Gaussian relay channel
24827912146Method and apparatus for transmitting data in a communication system
24837912145Filter for a modulator and methods thereof
24847912144Integrated modulators and demodulators
24857912134Frame building in the presence of ARQ-enabled traffic
24867912133Method and device for transmitting uplink signal including data and control information via uplink channel
24877908172System and method for generating multimedia accompaniments to broadcast data
24887907683Application of superfast algorithms to a pilot-based channel estimation process
24897907682Apparatus and method for initial fractional frequency offset estimation in a broadband wireless access communication system
24907907681Circuit and method for differential signaling receiver
24917907680Tolerable synchronization circuit of RDS receiver
24927907679Methods and systems for acquiring signals using coherent match filtering
24937907678Power series predistorter and control method thereof
24947907670Data transmitting apparatus and data receiving apparatus
24957907669Low-detectability communication between a transmitter and receiver
24967907555RSSI-based powerdown apparatus and method for a wireless communications system
24977904106Method and apparatus of adaptively allocating transmission power for beamforming combined with orthogonal space-time block codes based on symbol error rate in distributed wireless communication system
24987903832System and method for driving an antenna
24997903763Bandwidth selection for FM applications
25007903762Multi-band TV tuner and method thereof
25017903760Digital modulation circuit and method as well as digital demodulation circuit and method
25027903756System and method for communicating data using waveform with extended preamble
25037903755Method and apparatus for preamble training with shortened long training field in a multiple antenna communication system
25047899136Frequency-offset estimation
25057899135Digital decoder and applications thereof
25067899134Dynamic demodulator selection based on channel quality
25077894550Method, apparatus, and system for source coding with iterative side information generation and decoding process
25087894544Apparatus and method for transmitting/receiving a signal in a mobile communication system using a multiple-input multiple-output scheme
25097889816Clock and data recovery circuit and communications apparatus including the clock and data recovery circuit
25107889813Method, apparatus and receiver for demapping dual carrier modulated COFDM signals
25117889810Method and apparatus for a nonlinear feedback control system
25127885362Data transmission system and method thereof
25137885361Method and apparatus for 0/180 degree phase detector
25147885360Wireless communication apparatus and receiving method
25157885356Receiver and receiving method
25167885355Multi-dynamic multi-envelope receiver
25177885348MIMO communication system and method for beamforming using polar-cap codebooks
25187885347DTV receiver and method of processing broadcast signal in DTV receiver
25197885342Managing bit error rates on point-to-point wireless links in a network
25207881408Digital broadcasting system and method of processing data
25217881407Systems and methods for mitigating multipath signals
25227881402Compensation for gain imbalance, phase imbalance and DC offsets in a transmitter
25237881400Pulse modulation type transmitter apparatus and pulse modulation type receiver apparatus
25247881399Transmission circuit and communication device
25257881398FFT numerology for an OFDM transmission system
25267881397Wireless communication system
25277881393Waveforms comprising a plurality of elements and transmission thereof
25287881391OFDM receiver and method for decoding OFDM symbols of two or more data streams with reduced multiplication operations
25297876854High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing
25307876845Wireless communications systems and/or methods providing low interference, high privacy and/or cognitive flexibility
25317873122Methods and devices for wireless chip-to-chip communications
25327873121Oversampling and digitally filtering RFID signals
25337873117Wireless communication base station apparatus and wireless communication method in multicarrier communication
25347873116Transmitter
25357869544System for measuring an eyewidth of a data signal in an asynchronous system
25367869539Methods, systems, and computer program products for rateless coding
25377869538System and method for I/Q imbalance compensation
25387869527Transceiver with hybrid adaptive self-interference canceller for removing transmitter generated noise to prevent modem jamming
25397869526System and method for a single stage tunable ultra-wideband pulse generator
25407869491Data transceiver and method thereof
25417865144Determination of carrier and symbol frequencies in a signal
25427864898Systems and methods for signal acquistion in navigational satellite signal receivers
25437864891Method and apparatus for acquiring a frequency burst in a radio communication device
25447864886Phase calculation apparatus using binary search
25457864883Method and apparatus for modulating digital signal using equilateral triangular constellation
25467864880Blind synchronization and demodulation
25477864871Intercircuit communications apparatus and method

2010

25487860190Multi-channel timing recovery system
25497860184Multi-antenna communication method and multi-antenna communicaton apparatus
25507859985Control on at least one frequency selecting data carrier frequencies
25517856071Multi-path acquisition in the presence of very high data rate users
25527855677Code generation apparatus
25537852971False channel detection for wireless communication
25547852954Method of transmitting data and estimating channel information in OFDM/OFDMA mobile communications system
25557852126Transmission apparatus and method
25567848460Interference suppression method and apparatus
25577848459Radio receiving apparatus and radio receiving method
25587848457Constant delay zero standby differential logic receiver and method
25597848454Communication apparatus and communication method
25607848447Radio parameter group generating apparatus, transmitter and receiver
25617848443Data communication with embedded pilot information for timely channel estimation
25627844016Radio transmitting apparatus and radio receiving apparatus
25637844013Transmitting apparatus, receiving apparatus, and link adaptation method
25647843806Apparatus and methods for estimating and compensating sampling clock offset
25657839955System and method for the non-linear adjustment of compensation applied to a signal
25667839952Data rate coordination in protected variable-rate links
25677839948Time slicing techniques for variable data rate encoding
25687839947Circuit and method for reducing the crest factor
25697839939Method of transmitting information with the help of chaotic signals
25707839725Quadrature detection method, quadrature detection device and radio wave timepiece
25717835468Impulse detection and reduction in a frequency modulation radio receiver
25727835465ADC architecture for wireless applications
25737835464Digital signal receiver with Q-monitor
25747835462Correction circuit
25757835457Demodulating a signal having multiple frequency bands
25767830986Method and apparatus for a phase/frequency locked loop
25777830985Analog front-end having built-in equalization and applications thereof
25787830982Common antenna array using baseband adaptive beamforming and digital IF conversion
25797830974Digital television transmitter/receiver and method of processing data in digital television transmitter/receiver
25807830213Signal generator, signal generation method, and RF communication system using the same
25817826562Digital interface receiver apparatus
25827826561Single sideband voice signal tuning method
25837826559Creating training sequences for space-time diversity arrangements
25847826557Retransmitting method and transmitting method in multi-antenna transmission
25857826556Individual interleaving of data streams for MIMO transmission
25867826555MIMO-OFDM transmission device and MIMO-OFDM transmission method
25877826540High bandwidth data transport system
25887826539Asynchronous serial data interface
25897822148MIMO-adapted distributed antenna system
25907822145Method and system for generating synthetic wavefront phase/time delta of arrival
25917822144Communication system having reduced delay time
25927822142Method and device for cancelling interference in wireless communication system
25937822127Method and apparatus for minimizing signal loss in transit
25947817754M-algorithm with prioritized user ordering
25957817744Wireless communication apparatus and data multiplexing method
25967817743Multi-tone system with oversampled precoders
25977817742Power supply apparatus and power supply method
25987817728Method for demodulating UWB pulse sequences encoded according to an on-off keying modulation scheme
25997813449Remotely controlled antenna and method
26007813448Cyclic delay diversity in a wireless system
26017813445DTV transmitter and method of processing digital broadcast data therein
26027813444Measurement method and arrangement for amplitude and phase synchronization in a polar transmitter
26037809086Apparatus and methods for demodulating a signal
26047809085Data recovery system for source synchronous data channels
26057809079Radio communication base station apparatus in multiple-carrier communication and radio communication method
26067809078OFDM modulator
26077809077Method for stabilising time position of an ultrabandwidth signal and a live object monitoring locator for carrying out said method
26087809047Digital repeater having bandpass filtering, adaptive pre-equalization and suppression of natural oscillation
26097805541Modular numerical control having low-jitter synchronization
26107804918Apparatus for independently extracting streams from hierarchically-modulated signal and performing soft-decision, and method thereof
26117804917Clear channel assessment method and system for ultra wideband OFDM
26127804916Detector for detecting a frequency-shift keying signal by digital processing
26137804914Radio transmission apparatus having peak suppression function
26147801249Carrier phase and symbol timing recovery circuit for an ATSC receiver and method of recovering a carrier phase and a symbol timing in received digital signal data
26157801247Multiple input, multiple output system and method
26167801243DTV transmitting system and receiving system and method of processing broadcast signal
26177801238MIMO communication system with user scheduling based on reduced channel state information
26187796958Transmitter and transmitting method thereof in wireless communication system
26197796708Adaptive receiver loops with weighted decision-directed error
26207796705DMT symbol repetition in the presence of impulse noise
26217796703Method of processing received signals in a multi-input multi-output (MIMO) system
26227796697Channel equalizer and method of processing broadcast signal in receiving system
26237792220Demodulator system and method
26247792219Apparatus and method for correcting common phase error in a multi-carrier communication system
26257792216Timing estimator in OQPSK demodulator
26267792215Direct-conversion receiver and sub-harmonic frequency mixer thereof
26277792211System, modem, receiver, transmitter and method for improving transmission performance
26287792210Method for modulating UWB pulse sequences
26297792206Closed loop feedback system for improved down link performance
26307792198Burst control pulse generating circuit
26317787571Method for the higher-order blind demodulation of a linear waveform transmitter
26327787569Radio frequency integrated circuit having frequency dependent noise mitigation with spectrum spreading
26337787561Hybrid ARQ retransmission with reordering scheme employing multiple redundancy versions and receiver/transmitter therefor
26347787560Smart antenna interface using only digital I/O supporting both mode A and mode B antenna operation as per CEA 909 standard using a single digital counter
26357787559DTV transmitter and method of coding data in DTV transmitter
26367787355M-ary orthogonal keying system
26377783268Transmitter and transmitting method thereof in wireless communication system
26387782983Method and system for demodulation of a differential Loran C signal
26397782976Multiple channel waveform generator with dynamic delay through symbol superresolution
26407782975Pulse train carrier-less modulator using SAW filters
26417782974Apparatus and method providing non-linear adaptive signal tracking
26427782973Apparatus and method for transporting/receiving data in a CDMA mobile communication system
26437778357COFDM demodulator
26447778355Space-time transmit diversity
26457778350Multi-carrier communication device, and multi-carrier communication method
26467778349Method and transmission apparatus for transmitting a bivalent signal
26477778348Transmitter for suppressing out-of-band power for a signal
26487778347Power de-rating reduction in a transmitter
26497778146M-ary orthogonal keying system
26507773706Wireless communication using a plurality of antennas
26517773694Communication apparatus and communication method
26527773690Angle estimation for space-time block code (STBC) modulated signal
26537769119Method of initial synchronization of a communication signal
26547769106Reconfigurable pulse detector in wireless communications system
26557769102Adaptively configurable class-A/class-B transmit DAC for transceiver emission and power consumption
26567769091Communication system
26577769052Transient robust channel for communication systems
26587764749Phase tracking for received signals using adaptive interpolation
26597764748Receiver, wireless device and method for cancelling a DC offset component
26607764655Local area network utilizing macro and micro diversity techniques in receiving signals from cell sites
26617760833Quadrature demodulation with phase shift
26627760815Apparatus and method for transmission/reception
26637760812HARQ method and system
26647756222Adaptive quantization method and apparatus for an OFDM receiver
26657756218Wireless transmission system and wireless transmission method and wireless station and transmitting station for use therein
26667756215Radio communication base station apparatus and radio communication method in multi-carrier communications
26677755524Method for performing a digital to analog conversion of a digital signal, and corresponding electronic device
26687755055Data transmission system for computer tomographs
26697751502Apparatus to detect a sync signal, a VSB receiver using the same, and a method thereof
26707751501Tracking system
26717751500Method of selecting demodulation scheme and digital broadcast receiver using the same
26727751499Despreading-on-demand for use in spread spectrum receivers
26737751497Method to minimize compatibility error in hierarchical modulation using variable phase
26747751489Digital generator and digital receiver for FDM signals
26757746963Methods and apparatus for frequency tracking of a received signal
26767746953Method and apparatus for asynchronous incremental redundancy transmission in a communication system
26777746942Apparatus and method for controlling dynamic range of weight vectors according to combining methods in a mobile station equipped with multiple antennas in high rate packet data system using code division multiple access scheme
26787746937Efficient wired interface for differential signals
26797742544System and method for efficient CABAC clock
26807742540Method and device for data processing in a wireless mobile terminal
26817738600Digital phase locked loop
26827738595Multiple input, multiple output communications systems
26837738592Wireless communication apparatus and wireless communication method
26847738589Digital broadcasting transmission/reception capable of improving a receiving performance and a signal processing method thereof
26857738588Arrangement comprising a first semiconductor chip and a second semiconductor chip connected thereto
26867738587Method and apparatus for layered modulation
26877738570Sender, receiver and method of transferring information from a sender to a receiver
26887738569Ultra-wideband (UWB) secure wireless device pairing and associated systems
26897733984Implementing phase rotator circuits with embedded polyphase filter network stage
26907733982Signal adjustment receiver circuitry
26917733977Radio transmission device and radio transmission method
26927729454Method and system for signal phase variation detection in communication systems
26937729450Spread spectrum signal receiver
26947729447Interleaver design with multiple encoders for more than two transmit antennas in high throughput WLAN communication systems
26957729443Wireless communication apparatus and wireless communication method
26967729442Method and system for transmitting data in a communication system
26977729441Method and system for data transmission with decreased bit error rate
26987729440Frequency modulator for digital transmissions
26997729431Method and system for antenna interference cancellation
27007729430Autodetect feature for a spacewire application
27017729233Dual mode communication systems and methods
27027724843Clock adjustment for a handheld audio system
27037724841Method and apparatus for iteratively calculating channel response estimates
27047724838Hierarchical coding with multiple antennas in a wireless communication system
27057724837Efficient modulation of RF signals
27067720179Method for timing detection
27077720177System and method for detecting known sequence in transmitted sequence
27087720172Transmitting apparatus receiving apparatus, radio communication method and radio communication system
27097720171Coefficient estimation method and apparatus
27107720161Generating training sequences in a communications system
27117720132Energy--bandwidth tradeoff and transmit waveform design using interference and noise whitening method
27127719955Transmission of signaling information in an OFDM communication system
27137715886Method and apparatus of reduced power consumption in TDMA signal reception via backward output of input stream to eliminate receiver training period
27147715499Frequency compensated communications reception
27157715498Wireless communication method and apparatus for performing post-detection constellation correction
27167715497Radio transmitter apparatus, radio receiver apparatus, and wireless communication system
27177715495Communication system, transmitter, receiver, transmitting method, receiving method, and program
27187715492Transmitter and transmission method
27197715491System for processing and transmitting digital broadcasting signal and method thereof
27207715490Spectral emission shaping sigma delta modulator for wireless applications
27217711072Receiving method and receiver
27227711064Method for digital wireless communications
27237711063Digital transmitter with data stream transformation circuitry
27247711057Apparatus and method for providing energy--bandwidth tradeoff and waveform design in interference and noise
27257711056Transmitting and receiving arrangement with a channel-oriented link
27267706489Symbol timing ambiguity correction
27277706476Real-time digital quadrature demodulation method and device for ultrasonic imaging system
27287706475Compensation of I/Q mismatch in a communication system using I/Q modulation
27297706472Methods and systems for detecting defects in serial link transceivers
27307706471Method and apparatus for receiving signals by a plurality of antennas
27317706466Lower complexity layered modulation signal processor
27327706465Method and apparatus for communication by a secondary user of spectrum
27337706457System and method for beamforming using rate-dependent feedback in a wireless network
27347706453Iterative channel prediction
27357706452Reception device, transmission device, and radio system
27367702041Symbol timing method and digital receiver apparatus
27377702040Method and apparatus for frequency discriminator and data demodulation in frequency lock loop of digital code division multiple access (CDMA) receivers
27387702039Radio receiver for receiving digital radio signals and method for receiving digital radio signals
27397702036Data sequence detection in communication system
27407702035Searching method and apparatus for processing digital communication signals
27417702032Transmitter and method of transmitting a signal
27427702031System and method for adaptive modulation
27437702030Module to module signaling with jitter modulation
27447702022Communication system, transmitting device, receiving device, and communication device capable of wideband communications via impulses
27457701325Power line communication apparatus and method of using the same
27467697637Demodulation circuit and demodulating method
27477697633Receiving method and receiving apparatus
27487697632Low IF radio receiver
27497697629Method and/or apparatus for stabilizing the frequency of digitally synthesized waveforms
27507697622Apparatus and method for transmitting/receiving data in a multi-antenna communication system
27517697615Subdimensional single-carrier modulation
27527693722Simultaneous audio decoding apparatus for plural compressed audio streams
27537693237Systems and methods for synchronizing wireless communication systems
27547693234Method and apparatus for interleaving in a wireless communication system
27557693232Transmitting method and transmitting device, receiving method and receiving device, and transfer method and transfer system
27567693231System and method of calculating noise variance
27577693223Testing methods of a semiconductor integrated incorporating a high-frequency receiving circuit and a demodulation circuit
27587693035OFDM receiving method and OFDM receiving apparatus
27597692485Modulation method with insertion of semi-pilot symbols
27607688916Method and apparatus for initialization in digital broadcasting receiver
27617688915Method and system for blindly detecting a discontinuously transmitted shared channel, in particular blind high speed shared control channels detection
27627688913Radio transmitting apparatus, radio receiving apparatus, and M-ary modulation communication system
27637688898Adaptive channel bandwidth selection for MIMO wireless systems
27647684520Method and apparatus for bus repeater tapering
27657684517Reducing power consumption in signal detection
27667684515Radio receiver, system on a chip integrated circuit and methods for use therewith
27677684512Method of scheduling mobile user transmissions and methods of decoding mobile user transmissions
27687684508Transmission diversity detecting apparatus capable of generating quality indicator and related method thereof
27697684500Method for detecting UWB pulse sequences in a cost-efficient manner
27707684475Control system methods and apparatus for inductive communication across an isolation barrier
27717684464Method and apparatus for performing channel assessment in a wireless communication system
27727681063Clock data recovery circuit with circuit loop disablement
27737680217Methods and systems for coding of a bang-bang detector
27747680215Apparatus and method for efficient inter radio access technology operation
27757680211MIMO maximum-likelihood space-time architecture
27767680209Method and device for training an RF amplifier linearization device, and mobile terminal incorporating same
27777680208Multiscale wireless communication
27787680207Mobile communication system, mobile communication method, and radio station suitably used for the same
27797680198Adaptive bit/power loading technique for a multicarrier communication system
27807675999Multicarrier receiver and method with phase noise reduced signal
27817675996Television receiver suitable for multi-standard operation and method therefor
27827675993Reduction of average-to-minimum power ratio in communications signals
27837675992Method of dynamically assigning spreading sequences to users of a multi carrier transmission network
27847675979Methods, algorithms, software, circuits, architectures, and systems for improved communications over cyclostationary channels
27857672403Radio receiver, system on a chip integrated circuit and methods for use therewith
27867672400Method of secure WLAN communication
27877672399Apparatus, systems and methods for providing enhancements to ATSC networks using synchronous vestigial sideband (VSB) frame slicing
27887672394Transmission apparatus and transmission method
27897668260Method of and apparatus for detecting impulsive noise, method of operating a demodulator, demodulator and radio receiver
27907668255Creating training sequences for space-time diversity arrangements
27917668253Method for allocating a subchannel in an orthogonal frequency division multiple access cellular communication system
27927668245Method and device for monitoring carrier frequency stability of transmitters in a common wave network
27937668077Time-space block precoding method in multi-user down link
27947664210Non-coherent synchronous direct-conversion receiving apparatus for compensating frequency offset
27957664204Adaptive timing using clock recovery
27967664198System and method for broadcasting data over a wireless network using rateless codes
27977664194Combining space time block code (STBC) with spatial multiplexing for MIMO transmission
27987664087Method for generating a frame in an orthogonal frequency division multiple access communication system
27997660996Electronic apparatus and unit utilized in electronic system
28007660364Method of transmitting serial bit-stream and electronic transmitter for transmitting a serial bit-stream
28017660359Method for detecting UWB pulse sequences and detection means suitable for this purpose
28027660331Method and apparatus for aligning communication signals
28037656969Dual payload and adaptive modulation
28047656968Radio receiver, system on a chip integrated circuit and methods for use therewith
28057656967Interference power estimation for adaptive antenna system
28067656965Method of secure WLAN communication
28077656963Data transfer using frequency notching of radio-frequency signals
28087656962Method for transmitting signals in a radio communication system
28097656961Method and apparatus for multi-user transmission
28107656957Multiplexing system for time division duplex communication systems
28117653146System and method for delivery of video, content on demand and IP packets
28127653142Channel estimation and spatial processing for TDD MIMO systems
28137653141Multi-band OFDM UWB communication systems having improved frequency diversity
28147653138Technique for improving multiple-channel multi-tone transmissions
28157653137Method for temporal inversion of a wave
28167650153System and method for transmission diversity status detection
28177649960Feedback and scheduling schemes for a communications system
28187649959Transmission format indication and feedback in multi-carrier wireless communication systems
28197649949Multipurpose television module
28207647069Single oscillator DSSS and OFDM radio receiver
28217646828Digital broadcasting system and method of processing data in digital broadcasting system
28227646744Method of operating multi-antenna wireless data processing system
28237643634Electronic component allowing the decoding of satellite digital television signals
28247643590Joint demodulation filter for co-channel interference reduction and related methods
28257643582Method and system for determining symbol boundary timing in a multicarrier data transmission system
28267643572Modulator with controlled transmission bandwidth, and a corresponding method for controlling the transmission bandwidth
28277643570Wireless communication system and wireless communication method
28287643564Method and apparatus for recording and editing digital broadcast content

2009

28297639757Pulse modulator and pulse modulation method
28307636397Method and apparatus for transmitting and receiving convolutionally coded data for use with combined binary phase shift keying (BPSK) modulation and pulse position modulation (PPM)
28317634029Symbol timing recovery apparatus used with a VSB-type receiver and a method of using the same
28327634028Selecting clock frequencies for baseband devices
28337634026Receiving method and receiving apparatus
28347634021Receiver based transmission characteristic estimator
28357634020Preamble for a TFI-OFDM communications system
28367630459Frequency acquisition and tracking circuit
28377630457Method and apparatus for demodulating a received signal within a coded system
28387630455Apparatus and method for digital wireless communication
28397630454Frequency-division multiplexing transceiver apparatus and method
28407630453Multi-level modulation method and system
28417630447System of communication between synchronized submarine devices
28427630349Antenna division multiple access
28437627060Receiver and method having envelope compensation signal
28447627059Method of robust timing detection and carrier frequency offset estimation for OFDM systems
28457627057Quadrature alignment in communications receivers
28467627029Margin test methods and circuits
28477626489Power line communications device and method
28487623595Digital technique of compensating mismatches between in phase and quadrature channels
28497623592Reduced space time transmit diversity (STTD) interference transmission method
28507620125Frequency estimation apparatus and related method
28517620117Apparatus and method for encoding/decoding space time block code in a mobile communication system using multiple input multiple output scheme
28527616935Method and apparatus for matching receiver carrier frequency
28537616708Clock recovery circuit
28547616705Monolithic GPS RF front end integrated circuit
28557616704Broadband multicarrier transmitter with subchannel frequency diversity for transmitting a plurality of spatial streams
28567616703Differential multiple-norm transmit diversity with forward error correction and related diversity reception
28577616701Zero excess bandwidth modulation
28587613252Installation of digital data receivers
28597613248Signal processing with channel eigenmode decomposition and channel inversion for MIMO systems
28607613226Method and apparatus for transferring signals in a wireless communication system
28617610500Link power saving state
28627609779RF transmitter with interleaved IQ modulation
28637609771Maximum ratio transmission
28647606331Frequency offset compensation in radio receiver
28657606330Dual-rate single band communication system
28667606328Common signal generation for an RF receiver
28677606321System and method for simplifying analog processing in a transmitter incorporating a randomization circuit
28687606315Line sensor selection for quantifying alien crosstalk in a shared communications medium
28697602859Calibrating integrating receivers for source synchronous protocol
28707602856Mixer for mixing a signal and method for mixing a signal
28717599697Method for backup connection and an electronic device using the method
28727599449Hybrid modulus blind equalization for quadrature amplitude modulation (QAM) receivers
28737599447Method and system for a reduced emissions direct drive transmitter for unshielded twisted pair (UTP) applications
28747599446Modulation and demodulation based on hierarchical modulation
28757599442Transmitter synchronization in a distributed transmission system
28767596190System, method, and apparatus for correction of code doppler shift
28777596189Quadrature receiver sampling architecture
28787596186Devices and methods of modulation and demodulation enabling the extension or replacement of a communications link, corresponding sender and receiver
28797596175Methods and circuits for performing margining tests in the presence of a decision feedback equalizer
28807593490Joint synchronizer and decoder
28817593486Apparatus and method for controlling transmission mode in a MIMO mobile communication system
28827593481CDMA, W-CDMA, 3.sup.rd generation interoperable modem format selectable (MFS) systems with GMSK modulated systems
28837593478Low peak to average ratio search algorithm
28847593477Training sequence for linearizing an RF amplifier
28857593449Multicarrier sub-layer for direct sequence channel and multiple-access coding
28867590391Digital intermediate frequency transmitter for wireless communication
28877590193Frequency recovery apparatus and mobile broadcast receiver using the frequency recovery apparatus
28887590192Method and apparatus for computing SIR of time varying signals
28897590189Signaling format for wireless communications
28907590181Adaptive modulation and coding
28917590175DFE margin test methods and circuits that decouple sample and feedback timing
28927590168Low complexity high-speed communications transceiver
28937589540Current-mode semiconductor integrated circuit device operating in voltage mode during test mode
28947587016MIMO timing recovery
28957587002Wireless transmitting and receiving device and method
28967587000Radio receiver utilizing a single analog to digital converter
28977586999Method and receiver for scanning broadcast channels
28987586998Method and apparatus for receiver pulse response determination
28997586997Method and system for maximum transmit diversity
29007586993Interleaver memory selectably receiving PN or counter chain read address
29017586990Method and system for allocating subcarriers to subscriber devices
29027586989Method and system for generating beam-forming weights in an orthogonal frequency division multiplexing network
29037586951Method, apparatus, and system for idle state definition for power management
29047583758Carrier detection applicable for SISO, MIMO, MISO, and SIMO communications
29057583756Adaptive pilot filter for a wireless communication system
29067583755Systems, methods, and apparatus for mitigation of nonlinear distortion
29077583751LDPC encoder method thereof
29087583750Method of data burst transmission
29097583735Methods and systems for handling underflow and overflow in a software defined radio
29107580482Joint, adaptive control of equalization, synchronization, and gain in a digital communications receiver
29117580481I/Q timing mismatch compensation
29127580480Demodulation method using soft decision for quadrature amplitude modulation and apparatus thereof
29137580479Receiving method and receiver
29147580477Transmission system enabling reliable reception by a single device of information in channels concurrently transmitted on different frequencies
29157580475Base station having a set of phased array antennas
29167580473Method for modulating a carrier signal and method for demodulating a modulated carrier signal
29177577213Hierarchical 8PSK performance
29187577191Apparatus for automatically detecting BER measurement signal
29197577189Selectable hybrid circuitry for transmission systems and method therefor
29207573954Apparatus and method for compensating IQ imbalance in OFDM system with carrier frequency offset
29217573953Method and apparatus for estimating SFO in digital receiver, and method and apparatus for compensating for sampling frequency using the estimated SFO in the digital receiver
29227573952Barycentric coordinate technique for resampling quantized signals
29237573951Binary arithmetic decoding apparatus and methods using a pipelined structure
29247573949Transmitter circuit, transmission method, and communications device using the transmitter circuit
29257573948Radio transmitter incorporating digital modulator and circuitry to accommodate baseband processor with analog interface
29267573942Method for encoding and decoding control information in a wireless communications system
29277570718Device and method for wireless communication and computer program
29287570717Apparatus and method for pilot-less carrier acquisition of vestigial sideband (VSB) signal
29297570713System and method for anticipatory receiver switching based on signal quality estimation
29307570706Multi-frequency data transmission channel power allocation
29317570705GMSK modulation using a dual-port memory
29327570704Transmitter architecture for high-speed communications
29337570703Method for transmitting a digitized message of little information depth
29347570702Signal generation apparatus, systems, and methods
29357570695Method and adaptive bit interleaver for wideband systems using adaptive bit loading
29367567630Data processing device including clock recovery from various sources
29377567625Apparatus and method for sub-carrier allocation in a multiple-input and multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) communication system
29387567624System and method of communicating using combined signal parameter diversity
29397567623Differential space-time block coding apparatus with high transmission rate and method thereof
29407564927Band averaging circuit and related method for carrier frequency offset estimation in a multi-band multi-carrier communication system
29417564919Wireless communications with auxiliary antennas
29427564905System and method for providing terrestrial digital broadcasting service using single frequency network
29437564868Configuration DSL transceiver
29447564819Method of interlacing frames
29457561634Continuous phase modulation system and method with added orthogonal signals
29467558342Circuits and methods for acquiring a frequency of a data bitstream
29477558341Carrier recovery apparatus and digital broadcast receiver using the same
29487558339Asynchronous ZCD demodulator/decoder
29497558338Method and apparatus for I/Q imbalance estimation
29507558337Systems, methods, and apparatus for impulse noise mitigation
29517558333Distortion tolerant linear phase modulations
29527555269Adaptive modulation scheme and coding rate control method
29537555065Adaptive signal tuning for digital radio receivers operating in FM bands
29547555064System and method for estimating noise power level in a multi-signal communications channel
29557555062Method and device for delay-sensitive measurement of a signal
29567551692Frequency recovery apparatus and method for use in digital broadcast receiver
29577551691Receiver for a multi-carrier communication system
29587551688Waveforms for envelope tracking transmitter
29597551684Wireless communication system using a single trace for transmitting signals
29607551675Method and apparatus for synchronized transmission and reception of data in a digital audio broadcasting system
29617548594Adaptive channel estimation method used in multi-carrier communication system
29627548592Multiple input, multiple output communications systems
29637548590Method for determining an offset value for a gain of a transmission path, transmission path with adjustable gain, and use of the transmission path
29647545888Apparatus for and method of controlling a digital demodulator coupled to an equalizer
29657545887Synchronous detection method and device
29667545886Method and apparatus for eye-opening based optimization
29677545885Compensation for the carrier frequency offset in a receiving apparatus, which is designed for a plurality of modulation types, in a mobile communications system
29687545883Diversity wireless systems
29697545868High bandwidth data transport system
29707545867Adaptive channel bandwidth selection for MIMO wireless systems
29717545866Dual loop signal quality based link adaptation
29727545865Apparatus, methods and articles of manufacture for wideband signal processing
29737545861Timing recovery circuit and timing recovery method
29747542527Frequency offset correction circuit device
29757542524Radio wave receiver, radio wave reception integrated circuit, wave clock, and repeater
29767542512Communication apparatus and communication method
29777542511Wireless RF link for uncompressed transmission of HDTV signals
29787539269Method and apparatus for discrete power synthesis of multicarrier signals with constant envelope power amplifiers
29797539267Impulse radio systems with multiple pulse types
29807539260Detecting the number of transmit antennas in wireless communication systems
29817539252Communications system with baseband pilot injected carrier (BPIC) modulation/demodulation and frame recovery and related methods
29827539251Communications system with selective baseband pilot injected carrier (BPIC) and input data modulation and related methods
29837535972Programmable transmitter
29847535970Wireless communication apparatus and method for multiple transmit and receive antenna system using multiple codes
29857535966DSL data collection system
29867535965Systems and methods for wireless transmission of uncompressed HDTV signals
29877532684Direct RF complex analog to digital converter
29887532680Multi-mode radio frequency transmitter
29897532679Hybrid polar/cartesian digital modulator
29907532672Codecs providing multiple bit streams
29917529535Carrier recovery based demodulation
29927529322Two-step channel selection for wireless receiver front-ends
29937529320Format efficient timing acquisition for magnetic recording read channels
29947529318Circuit and method for reducing noise interference in digital differential input receivers
29957529317Supply independent Schmitt trigger RC oscillator
29967529315Multi-carrier transmitting apparatus and multi-carrier transmitting method
29977529304Wireless serial data transmission method and apparatus
29987526048Energy threshold selection for UWB TOA estimation
29997526047Method for encoding a message into geometrically uniform space-time trellis codes
30007526044Transmitter and method for digital multi-carrier transmission
30017525398Acoustically communicating data signals across an electrical isolation barrier
30027522684Signal transmission system
30037522676Method and system for transmitter envelope delay calibration
30047522675Digital content preview generation and distribution among peer devices
30057519131Method and digital circuit for transmitting a plurality of bit sequences to be transmitted via several bus lines
30067519120Clock EMI reduction
30077516471Detector for digital television signal
30087515657Frequency tracking for OFDM transmission over frequency selective channels
30097515656Clock recovery circuit and data receiving circuit
30107515655Wireless communication apparatus and wireless communication method
30117515649Signal transmitting method in mobile communication system
30127515647Digital frequency converter
30137512190Data transmission apparatus using asynchronous dual-rail bus and method therefor
30147512189Lower complexity layered modulation signal processor
30157510117Decoding with memory in RFID system
30167508887Signal acquisition with transmit blanking compensation
30177508884System and method for communicating data using constant amplitude equalized waveform
30187508883Radio positioning systems
30197508876Fast initialization using seamless rate adaptation
30207508751Method and apparatus for transmitting uplink fast feedback information in an OFDMA communication system
30217505529Method and apparatus for implementing space frequency block coding in an orthogonal frequency division multiplexing wireless communication system
30227505398OFDM modulation/demodulation system
30237502425Efficient reduced complexity windowed optimal time domain equalizer for discrete multitone-based DSL modems
30247502423Digital modulator and digital modulation method
30257502422Electromagnetic wave transmitter systems, methods and articles of manufacture
30267502406Automatic power control system for a code division multiple access (CDMA) communications system
30277499696Method to optimize hierarchical modulation for a diversity system
30287499505Trellis decoding with finite constellation boundaries
30297499504Method for determining multiple-input multiple-output (MIMO) channel coefficient using polarity-inverted training signals in an orthogonal frequency division multiplexed (OFDM) multicarrier system
30307499500Data communication system, method and apparatus for communicating a data signal formed of successive data elements
30317499499Method for multiple antenna transmission
30327496158Swept bandpass filter frequency modulated continuous wave (FMCW) receiver and related method
30337496156Receiver having digital timing recovery function
30347496155Duty cycle correction of a multi-gigahertz clock signal with crossover point control
30357496151Transmitting circuit, communication equipment, audio equipment, video equipment, and transmitting method
30367492837Parameter estimation for adaptive antenna system
30377489745Reconfigurable direct RF bandpass sampling receiver and related methods
30387489742System and method for clock recovery in digital video communication
30397489737Delay adjustment device and method, and radio base station apparatus
30407489730Cross-encoding of information in independent channels
30417486747Digital timing recovery operable at very low or less than zero dB E.sub.b/N.sub.o
30427486743Device and method of measuring frequency domain response in RF modulator
30437486742Optimization of ultra-wideband communication through a wire medium
30447486720Training frames for MIMO stations
30457483503Wireless communication using a plurality of antennas
30467483496Method and system for providing long and short block length low density parity check (LDPC) codes
30477483494Dynamic link adaption for time division duplex (TDD)
30487480349Low IF receiver systems and methods
30497480348I/Q demodulation circuit
30507480347Analog front-end having built-in equalization and applications thereof
30517480346Method and apparatus for improving sector to sector isolation in a Fourier transform matrix system
30527480343Transceiver architecture with reduced VCO-pulling sensitivity
30537480330Method and apparatus to perform modulation using integer timing relationships between intra symbol modulation components
30547479999Photodetection device and method
30557477706Switched capacitor network for tuning and downconversion
30567477700Transmitting RF signals employing improved high-level combinations of analog FM and digital signals
30577474714Phase/frequency detector for tracking receivers
30587474712Digital undersampling
30597474711Method and system for I/Q imbalance and DC offset correction
30607474706Method of transmitting data
30617474609Frequency-division multiplexing transceive apparatus and method

2008

30627471745Method and apparatus for channel quality metric generation within a packet-based multicarrier modulation communication system
30637471744Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receivers
30647471743Systems and methods for high-efficiency transmission of information through narrowband channels
30657471742Method and construction for space-time codes for AM-PSK constellations
30667471734Space-time transmit diversity scheme for time-dispersive propagation media
30677471715Receiver for receiving a spectrum dispersion signal
30687469018Apparatus, and associated method, for forming a signal exhibiting space-time redundancy
30697469017Multimodulation transmitter
30707466756Receiver based saturation estimator
30717463700Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification
30727463696Transmission arrangement
30737463690Multi-channel time-reversal receivers for multi and 1-bit implementations
30747463689Error correction and decoding method and system for wideband code division multiple access
30757460934Power line communication system
30767460616Method of blind channel searching and estimation using a fast Fourier transform mechanism
30777460614Method and system for adjusting the amplitude and phase characteristics of real and imaginary signal components of complex signals processed by an analog radio transmitter
30787460612Method and apparatus for a fully digital quadrature modulator
30797460605Time reversal communication system
30807457376Symbol de-mapping methods in multiple-input multiple-output systems
30817457375Timing extractor, timing extraction method, and demodulator having the timing extractor
30827457371Transmission signal generating circuit and radio base station communication apparatus using the same
30837457365Circuit arrangement having a transmitter and a receiver
30847457364Subdimensional single-carrier modulation
30857453959Apparatus and method for erasure detection and soft-decision decoding in cellular system receiver
30867453958Method and device for extracting a clock frequency underlying a data stream
30877453955Receiving method and receiver
30887453951System and method for the transmission of an audio or speech signal
30897453932Test device and setting method
30907450662Method and system for maximum transmit diversity
30917450661Space-time coding method and apparatus in a mobile communication system
30927450659Digital modulator employing a polyphase up-converter structure
30937450650UWB pulse sequence generation apparatus and method, and data communication apparatus and method using the UWB pulse sequence
30947447277Ofdm demodulation device
30957447276Receiver and method for blind adaptive thresholding using noise estimator
30967447275IF FSK receiver
30977447269Method and adaptive modulation in multi-carrier communication
30987447256Receiver for receiving a spectrum dispersion signal
30997443929Method and circuit for adaptive control of the bandwidth of a carrier recovery loop in radio transmission systems
31007443927Signal detector
31017443926Apparatus for inputting clock signal and data signals of small amplitude level with start timing of inputting clock signal ahead of that of inputting data signals
31027443922Circuitry for padded communication protocols
31037440517Method and apparatus for switching between multiple waveforms
31047440512Electrical signal regenerator
31057440511Transmit filter
31067440505Wireless impulse transmitter, receiver, and method
31077436914Methods and apparatus for providing television signals
31087436905Receiver device, communications device, wireless LAN device, power control method for a receiver device, power control program for a receiver device, and storage medium
31097436901Selection of channel coding and multidimensional interleaving schemes for improved performance
31107436898Integrated circuit (IC) card, data transmission apparatus, data transmission method and computer program of data transmission method
31117436892Method and apparatus for coding in a telecommunications system
31127433427Enhanced denoising system utilizing incremental parsing
31137433426Adaptive hysteresis receiver for a high speed digital signal
31147433425Adaptive signal tuning for digital radio receivers operating, in FM bands
31157433424Signal receiving apparatus and method and recording medium
31167433423Multiple trellis coded differential unitary space-time modulation
31177433419ICI cancellation method for an OFDM system
31187433389Methods and apparatus for spread spectrum signal processing using a reconfigurable coprocessor
31197430253Method and apparatus for interference suppression with efficient matrix inversion in a DS-CDMA system
31207430241Method for early decoding of control channel information
31217428271Network device and data transmission method for efficient data transmission and reception in mobile ad hoc network environment
31227426244Telecommunications system and receiver
31237426239Method and transmission apparatus for transmitting a bivalent signal
31247424380Method and apparatus for integrated distribution function capture
31257424073Orthogonal frequency division multiplexing (OFDM) receiver, OFDM receiving circuit and OFDM diversity reception method
31267424067Methods and apparatus for synchronization of training sequences
31277424064Polar transmitter with digital to RF converter
31287424061Data transfer method and system
31297423577System and method for transmitting high data rate information from a radar system
31307421046Method and apparatus for signal decoding in a diversity reception system with maximum ratio combining
31317421040Modem tuner
31327421037Reconfigurable transmitter with direct digital to RF modulator
31337418061Receiver having decisional feedback equalizer with remodulation and related methods
31347418060Improving hierarchical 8PSK performance
31357417972Method and system for transmitting data and for determining the transmission properties in a radio communications system
31367415249Method for operating a mobile radio communications system and stations thereof
31377415077Transmission arrangement, particularly for mobile radio
31387411929Method and apparatus for utilizing channel state information in a wireless communication system
31397410260Use of a CCD camera in a projector platform for smart screen capability and other enhancements
31407409006Parallel concatenated code with soft-in-soft-out interactive turbo decoder
31417409004Hybrid polar modulator differential phase Cartesian feedback correction circuit for power amplifier linearization
31427408981Methods and circuits for performing margining tests in the presence of a decision feedback equalizer
31437406131Method and arrangement for digital transmission using AM transmitters
31447406055Radio communication apparatus, transmitter apparatus, receiver apparatus and radio communication system
31457403577Generalized polyphase channelization system
31467400692Telescoping window based equalization
31477400689Data reception method and apparatus including reception of data in a first transmission and a retransmission
31487400686Apparatus and method for improved performance in radio telecommunication systems that use pulse-shaping filters
31497400667Receiver for receiving a spectrum dispersion signal
31507397869Process for providing a pilot aided phase recovery of a carrier
31517397864Incremental redundancy with space-time codes
31527394873Adaptive channel estimation for orthogonal frequency division multiplexing systems or the like
31537394870Low complexity synchronization for wireless transmission
31547394868Method and system for communication spectral backward compatibility
31557394867Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification
31567394865Signal constellations for multi-carrier systems
31577394754System and method for transmitting data in a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (OFDM) system
31587391819Capacity bound and modulation for communications
31597388931ADC architecture for wireless applications
31607388927M-ary modulation of signals for coherent and differentially coherent receivers
31617388920Apparatus and method for performing channel estimation in an orthogonal frequency division multiplexing (OFDM) system using multiple antennas
31627388919Dynamic wireless link adaptation
31637388918Apparatus and method for the transparent upgrading of technology and applications in digital radio systems using programmable transmitters and receivers
31647386063Voting block for identifying WLAN signal modulation type
31657386062Broadcasting receiver
31667386061Apparatus and method for multi-channel receiver front end
31677386059Device for processing signals in a mobile station
31687386054Apparatus and method for multi-channel communications
31697386053System and method of equalization of high speed signals
31707382837Apparatus and method for estimating a decision boundary in symbol units in a mobile communication system
31717382718Transmitting and receiving method for reducing distortion caused by a time-varying channel in an orthogonal frequency division multiplex system
31727376204Detection of unknown symbol rate in a digitally modulated signal
31737376203Method for transmitting uniformly distributed data in a MIMO telecommunication system
31747376199Approach for adjusting the phase of channel-bonded data
31757376192Delta modulation for channel feedback in transmit diversity wireless communication systems
31767376191High bandwidth data transport system
31777376175Wireless communications systems and methods for cache enabled multiple processor based multiple user detection
31787372916Process and devices for transmitting digital signals over buses and computer program product therefore
31797372915Transmitting method and transmitting device, receiving method and receiving device, and transfer method and transfer system
31807369630Fast Walsh transform (FWT) demodulator and method thereof
31817369628Method for gaining time information and receiver for implementing the method
31827369627Systems and methods for high-efficiency transmission of information through narrowband channels
31837369619Intercircuit communications apparatus and method
31847369617Multi-dimensional data interleaving communications system
31857369616Simultaneous multi-band transmission on a printed circuit board
31867366272Method and device for transmitting packet data in mobile communication system
31877366257Carrier recovery device of digital TV receiver
31887366256Method and modem for phase synchronization and tracking
31897366255Time domain estimation of IQ imbalance in a wireless OFDM direct conversion receiver
31907366251Transmitter for transmitting a combined clock signal and a digital data signal modulated on a carrier wave
31917366244Method and system for antenna interference cancellation
31927366243Methods and apparatus for transmitting non-contiguous spread spectrum signals for communications and navigation
31937362823Maximum ratio transmission
31947359812Automation device
31957359459System and method for low power clear channel assessment
31967359452Systems and methods for designing a high-precision narrowband digital filter for use in a communications system with high spectral efficiency
31977359442Block oriented digital communication system and method
31987359434Programmable PHY for broadband wireless access systems
31997356094Digital broadcast receiving apparatus
32007356090Transmission/reception apparatus for a wireless communication system with three transmission antennas
32017353008Method and system for optimizing decibel data conversion
32027352824Multilevel pulse position modulation for efficient fiber optic communication
32037352818Short and long sequence boundary detection algorithm for wireless LAN modems
32047349516Method for trimming a two-point modulator, and a two-point modulator having a trimming apparatus
32057349494Method and apparatus for receiving and deshuffling shuffled data in a high-rate packet data telecommunication system
32067346121Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification
32077346120Method and system for performing distance measuring and direction finding using ultrawide bandwidth transmissions
32087342978Method and apparatus for PAPR reduction of an OFDM signal
32097342977Serial data transmitter with bit doubling
32107342972Timing synchronization using dirty templates in ultra wideband (UWB) communications
32117342971Bipolar waveform modulation for ultra wideband (UWB) communication networks
32127342970Array processing using an aggregate channel matrix generated using a block code structure
32137340009Space-time coding for multi-antenna ultra-wideband transmissions
32147340007Apparatus, methods and articles of manufacture for pre-emphasis filtering of a modulated signal
32157340004Method and arrangement for limiting signal in radio transmitter
32167340001Multidimensional signal modulation and/or demodulation for data communications
32177339500Encoding method and decoding method
32187336727Generalized m-rank beamformers for MIMO systems using successive quantization
32197336726Apparatus and method for power control in digital mobile communication system broadband multi-carrier base station
32207336723Systems and methods for high-efficiency transmission of information through narrowband channels
32217336722Method and apparatus for puncturing code symbols in a communications system
32227336721Digital frequency modulator
32237333734Line coding scheme for digital communications, transmission method and apparatus
32247333582Two-point frequency modulation apparatus, wireless transmitting apparatus, and wireless receiving apparatus
32257333570Clock data recovery circuitry associated with programmable logic device circuitry
32267333567Digital detector utilizable in providing closed-loop gain control in a transmitter
32277333556System and method for selecting data rates to provide uniform bit loading of subcarriers of a multicarrier communication channel
32287333555Device, system and method for wireless combined-signal communication
32297333554Communication system with frequency modulation and a single local oscillator
32307330523Estimating frequency offset
32317330522Complementary code keying (CCK) sequentially decoding apparatus and process thereof
32327330516Power control method for remotely deployed communication service
32337330515Method and apparatus capable of restricting resending operation
32347327807Method for controlling generation of transmission power control information, method of controlling characteristics of receiver circuit based on overflow information, and CDMA communication apparatus
32357327805Device, apparatus and method for receiving data transmissions having different data rates
32367327804Method for limiting amplitude of a carrier frequency output signal
32377327801Communication device with smart antenna using a quality-indication signal
32387324792Apparatus and method for transmitting signal in mobile communication system
32397324611Symbol decision adjustment in demodulator
32407324606Computationally efficient system and method for channel estimation
32417324605High-throughput multicarrier communication systems and methods for exchanging channel state information
32427324586Method and system for communication backward compatibility
32437324437Method for co-channel interference cancellation in a multicarrier communication system
32447321636Communication device with smart antenna using a quality-indication signal
32457321634Method and apparatus for variable sigma-delta modulation
32467321628Data transmission system with reduced power consumption
32477319658Multirate, constant envelope, constant bandwidth, modulation, channelization, and detection system based on orthogonal bipolar spreading vectors including biorthogonal coding and including error-control
32487317766Apparatus and method for demodulating signal
32497317763Pulse generator, pulse generating method, communicating apparatus, and communicating method
32507317747Transmitter and receiver
32517315585Clock-less serial data interface using a single pin
32527315581Method for power detection of multicarrier signals, radio transmission unit and module for such a unit
32537315580Method and apparatus for high-order PAPR reduction of an OFDM signal
32547315576System for soft symbol decoding with MIMO log-map detection

2007

32557313205Method and apparatus for frequency correction in wireless local area network systems
32567313203Method and system for estimating and compensating IQ imbalance
32577313198Self calibrating transmit path correction system
32587313190Efficient bit interleaver for a multi-band OFDM ultra-wideband system
32597313175Method for avoiding interference radiation of AM transmitters used in digital transmission
32607313086OFDM receiver, semiconductor integrated circuit and OFDM method for receiving a signal
32617310387Apparatus for compensating DC offsets, gain and phase imbalances between I-channel and Q-channel in quadrature transceiving system
32627310386Radio receiver utilizing a single analog to digital converter
32637310380Generic transmission parameter configuration
32647308052Radio transmitter apparatus and modulation scheme selecting method
32657308047Symbol de-mapping methods in multiple-input multiple-output systems
32667308039Method and system for a reduced emissions direct drive transmitter for unshielded twisted pair (UTP) applications
32677308038Transmission configuration, in particular for mobile radio communication, and mobile station with the transmission configuration
32687308034Method and device for tracking carrier frequency offset and sampling frequency offset in orthogonal frequency division multiplexing wireless communication system
32697307666Transmitter identification system
32707305052UWB communication receiver feedback loop
32717305047Automatic lane assignment for a receiver
32727305045Low voltage swing pad driver and receiver
32737305044Data modulation method and apparatus
32747305043Method and apparatus for formatting signals for digital audio broadcasting transmission and reception
32757305040Edit system, edit control device, and edit control method
32767302014Timing recovery in a transmission system
32777302012Apparatus and method for symbol combining in a mobile communication system
32787298784Reception method, reception apparatus and wireless transmission system using adaptive modulation scheme
32797295627Digital broadcast transmission system of improved receptability and signal processing method thereof
32807295626Orthogonal division multiple access technique incorporating single carrier and OFDM signals
32817295619Interface for data transmission
32827292653Carrier lock detector
32837292651Pilot-aided channel estimation for OFDM in wireless systems
32847292647Wireless communication system having linear encoder
32857292620Method and apparatus to generate a clock-based transmission
32867289578Wireless local area network apparatus
32877289574Method of link adaptation in enhanced cellular systems to discriminate between high and low variability
32887289573Modulator/transmitter apparatus and method
32897289572Method and system for scalable pre-driver to driver interface
32907286612Method of transmitting data from a transmitter to a receiver, and a radio system
32917286601Digital broadcast system having transmission apparatus and receiving apparatus
32927286600Data transmission method and data transmission device
32937283598OFDM receiver apparatus
32947280620Electronic device including image forming apparatus
32957280616Optimizing a filter bandwidth in a digital receiver
32967280606Apparatus and method for transmitting/receiving data in a CDMA mobile communication system
32977280601Method for operating multiple overlapping wireless networks
32987280590Receiver termination network and application thereof
32997277643Clock extracting fabric in a communication device
33007277502Carrier recovery apparatus
33017277500Signal-processing method and a receiver
33027277498Mapping method of code word with QAM modulation
33037277496Device, system and method for blind format detection
33047277492Transmission apparatus, transmission control method, reception apparatus, and reception control method
33057274762Calculation circuit for calculating a sampling phase error
33067274755Receiver
33077274752Maximum ratio transmission
33087274747Pulse shaping which compensates for component distortion
33097272294Wireless communication system and receiving device
33107269230Systems and methods for designing a high-precision narrowband digital filter for use in a communications system with high spectral efficiency
33117269223System and method for increasing throughput in a multiuser detection based multiple access communications system
33127269203Receiver for receiving a spectrum dispersion signal
33137266162Carrier frequency offset estimator for OFDM systems
33147266158Radio communication equipment and method for controlling same
33157263338Device and method for regulating a transmission moment of a continuous transmission signal
33167263059High-frequency receiving apparatus having wide frequency pull-in range
33177260153Multi input multi output wireless communication method and apparatus providing extended range and extended rate across imperfectly estimated channels
33187257150Rake receiver and a method of providing a frequency error estimate
33197254189Blind carrier offset detection for quadrature modulated digital communication systems
33207254187Narrow band chaotic bi-phase shift keying
33217254184Wireless communication using multi-transmit multi-receive antenna arrays
33227251289Data transmission method and data transmission apparatus
33237251288Wireless communication transmitter and receiver
33247251287Method and system for communication spectral backward compatibility
33257250848Power line communication apparatus and method of using the same
33267248648Efficient reduced complexity windowed optimal time domain equalizer for discrete multitone-based DSL modems
33277248645Wireless transmission using an adaptive transmit antenna array
33287248643Distortion compensator
33297248638Transmit antenna multi-mode tracking
33307248634Integrated circuit for transceiver device with means for suppressing superimposed noise and for generating a more accurate output signal
33317248559Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
33327245725Dual processor framer
33337245667Method of transmitting data
33347245655Dual antenna receiver
33357245625Network-to-network adaptor for power line communications
33367239673Optical reception apparatus
33377239672Channel estimator for WLAN
33387239431System and method for recovering primary channel operation in a facsimile receiver and facsimile machine incorporating the same
33397230999Method for extended coherent data demodulation for GPS receivers
33407230989System and method for processing digital visual interface communication data signals and display data channel communication signals over a transmission line
33417230988Intercircuit communications apparatus and method
33427227911Multichannel receiver for simultaneously receiving a plurality of different channel signals
33437227902Method and apparatus for digital channelisation and de-channelisation
33447224740Low frequency bilateral communication over distributed power lines
33457224739Controlled frequency signals
33467224738Method of high-frequency signal transmission
33477221715Timing recovery device
33487221713Method and apparatus for transmitting a digital data word
33497218679Communication apparatus and communication method
33507218678Digital data transmitter
33517218667Radio reception apparatus and radio reception method
33527218359Digital television receiver and method of recovering incoming digital television signal
33537215723Demodulator for an amplitude-modulated alternating signal
33547212589Speed negotiation for serial transceivers
33557212588Double sideband-intermediate frequency radio receiver architecture
33567212577Information transfer methods
33577209526Apparatus and method for detecting I/Q channel imbalance in direct conversion digital quadrature transmission system
33587209525Clock and data recovery with extended integration cycles
33597209521Generation of a sequence of pulse trains
33607209013Systems and methods for self-calibration
33617206361Method and apparatus for a multicarrier receiver circuit with guard interval size detection
33627206359System and method for orthogonally multiplexed signal transmission and reception
33637206358Error recovery apparatus of digital broadcasting receiver to compensate a phase-error generated by a broadcasting signal transmitted through a multi-path channel
33647206355Digitally convertible radio
33657203252Minimum variance unbiased and moment estimators of carrier frequency offset in multi-carrier systems
33667203251Apparatus for compensating phase of receiver and method thereof
33677202914Digital television transmitter identification system using pseudo-random sequences
33687200166Dual-mode transceiver for indoor and outdoor ultra wideband communications
33697197080Transmission apparatus and communication system using the same
33707197079Transmitting device for transmitting a digital information signal alternately in encoded form and non-encoded form
33717194045Method for determining a reference clock phase from band-limited digital data streams
33727194038Method for data communication between a wireless device and an electric device, and a data communication device
33737193992Method of radio resource management for integrated voice and data CDMA networks
33747190741Real-time signal-to-noise ratio (SNR) estimation for BPSK and QPSK modulation using the active communications channel
33757190729Ultra-wideband high data-rate communications
33767190728Digital data transmitter, transmission line encoding method, and decoding method
33777190709Early-late correlation for timing error correction in data communication receivers
33787190683Two-dimensional channel bonding in a hybrid CDMA/FDMA fixed wireless access system to provide finely variable rate channels
33797187725Method and apparatus for compensating I/Q imbalance by using variable loop gain in quadrature demodulator
33807184493Pulse sorting apparatus for frequency histogramming in a radar receiver system
33817184488Quasi-orthogonal space-time codes
33827180961Receiving device
33837180952Coding rate reduction for turbo codes
33847180949High-speed chip-to-chip communication interface
33857177372Method and apparatus to remove effects of I-Q imbalances of quadrature modulators and demodulators in a multi-carrier system
33867177366Automatic phase alignment for high-bandwidth cartesian-feedback power amplifiers
33877177362Apparatus for adaptive resolution of phase ambiguity value
33887177361Modulator for electromagnetic signals transmitted by a contactless transmission/reception system
33897170954Cayley-encodation of unitary matrices for differential communication
33907170943Control channel for a wireless digital subscriber line system
33917167530Estimation and correction of DC offset in the presence of frequency offset
33927164733Method and device for compensating for digital data demodulation phase uncertainty
33937164732Edge incremental redundancy support in a cellular wireless terminal
33947164720Method and system for acquiring ultra-wide-bandwidth communications signals using average block searches
33957161986Data transmission system and data transmitter/receiver for use therein, and method thereof
33967158586Systems and methods to provide wideband magnitude and phase imbalance calibration and compensation in quadrature receivers
33977158576Orthogonally-multiplexed orthogonal amplitude modulation method
33987158575System and method for embedding a sub-channel in a block coded data stream
33997158574Digital interface in radio-frequency apparatus and associated methods

2006

34007154934Robust, low complexity communications system with interference mitigation
34017151802High frequency content recovering method and device for over-sampled synthesized wideband signal
34027149252Communicating data using wideband communications
34037142617Narrow band chaotic frequency shift keying
34047142614Signal generating circuit for generating a reference phase signal and a quadrature signal
34057142606Method and apparatus for shared processing a plurality of signals
34067139319Wireless RF link for uncompressed transmission of HDTV signals
34077139310Method for transmitting data streams, and warm start sequence for S(H)DSL transmission/reception devices
34087136422Method and apparatus for capacity increase and enhanced communications performance in CATV networks
34097133456Modulation and demodulation format selectable system
34107126995Digital subscriber line communicating system
34117126994Communication station and data carrier with improved acknowledgement measures
34127120214Synchronous signal transfer and processing device
34137113547Data communication system, controller device and data communication method
34147110461Technique to enlarge data eyes in wireline communication systems
34157106801Distance division multiplexing
34167099422Synchronization of ultra-wideband communications using a transmitted-reference preamble
34177092368Reduction of device discovery delays in frequency hopping-based ad-hoc networks
34187085326Transmission system, receiver, and decimation device
34197084742System and method for transmitting control information over an AC power network
34207075996Symbol-based signaling device for an electromagnetically-coupled bus system
34217072409Space multiplex radio communication method and radio communication apparatus
34227072408Method and system for using power lines for signaling, telephony and data communications
34237064654Power line communication system and method of operating the same
34247061985Universal modulator/demodulator
34257058133Process for digital communication and system communicating digitally
34267058132Method and arrangement for using a selected signal processing scheme to carry information
34277050507Adaptive throughput pulse width modulation communication scheme
34287027518Method and arrangement for providing optimal bit protection against transmission errors
34297023905Correlation and demodulation circuit for a receiver for signals modulated by a specific code
34307023286Systems and methods for self-calibration
34317020211Encoding method and apparatus for forward error correction
34327020179Base station transmitter in CDMA system
34337016424Method and circuit layout for the transmission of messages by means of approximating hermitian functions
34347010049OFDM channel estimation in the presence of interference
34357010048Multiple access method and system
34366999519Multicast radio communication system and apparatus
34376999518Receiver and transmission in a transmission system
34386999497Data transmitting apparatus and data transmitting method
34396999445Multiple access communication system using chaotic signals and method for generating and extracting chaotic signals
34406998962Power line communication apparatus and method of using the same
34416996371Device for the analysis of electromagnetic signals
34426996187Method and apparatus for data transmission
34436993089Digital modulator

2005

34446968170Adaptive correction of a received signal frequency response tilt
34456967999Method and apparatus to support multi standard, multi service base-stations for wireless voice and data networks
34466967993Ultrawide bandwidth system and method for fast synchronization using sub-code spins
34476967694Demodulator for demodulating digital broadcast signals
34486965654Frequency offset quantity detecting apparatus
34496965639Communication apparatus and transmission technique selection method
34506965630Mode Controller for signal acquisition and tracking in an ultra wideband communication system
34516963623Multi-system correspondence receiver
34526963602Digital correction method and system
34536961371Cellular communications system receivers
34546959175Receiver capable of receiving radio signals in a preferred state at all times
34556959050Method and apparatus for synchronizing an OFDM signal
34566956924Efficient implementation of a decision directed phase locked loop (DD-PLL) for use with short block code in digital communication systems
34576956919Single clock data communication in direct stream digital system
34586954490Fully integrated ethernet transmitter architecture with interpolating filtering
34596952570Wireless communication receiver that determines frequency offset
34606952569Wireless transmitter having a modified translation loop architecture
34616952456Ultra wide band transmitter
34626952441Method to determine a channel characteristic, and discrete wavelet transmitter and receiver to perform the method
34636950481Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before
34646950458Method and apparatus for acquiring slot timing and frequency offset correction and storage medium storing control program therefor
34656947512Carrier reproducing circuit
34666944240Method and circuit for transmitting a data-modulated high-frequency data signal from a transmitter to a receiver having a simplified receiver architecture
34676944232Receiving apparatus and method for digital multi-carrier transmission
34686944213Adaptive hybrid for a digital subscriber line analog front end
34696940923Demodulating device, broadcasting system, and semiconductor device
34706940921Multimodule device with static behavior
34716940875Continuously adjusted-bandwidth discrete-time phase-locked loop
34726940859Line termination equipment
34736940840Apparatus for adaptive reverse power control for spread-spectrum communications
34746937684Phase discriminator with a phase compensation circuit
34756937673Method of compensating frequency error in communication system and apparatus for the same
34766937671Method and system for carrier recovery
34776937646Leakage nulling receiver correlator structure and method for ultra wide bandwidth communication system
34786937056System and method for transmission-line termination by signal cancellation, and applications thereof
34796934524Fine-stage automatic frequency compensation in post-detection short-range wireless applications
34806934342Automatic modulation type discrimination apparatus and automatic modulation type discrimination method capable of discriminating plural kinds of modulation types
34816931122Single transformer hybrid system and method
34826931078Ultra wide bandwidth spread-spectrum communications systems
34836931074Transmitter having programmable transmission parameters temporally aligned with payload and method therefor
34846928301Distributed architecture wireless RF modem
34856928275Method and apparatus for compensating local oscillator frequency error
34866928111Method and apparatus for controlling equalizer using sync signal in digital vestigial sideband system
34876925132Method for detecting and correcting amplitude and phase imbalances between I and Q components in quadrature demodulator
34886925108Ultrawide bandwidth system and method for fast synchronization
34896920336Broadband driver
34906920217Method and apparatus for transient suppression in an integrated POTS/DSL line card
34916920190System and method for inverting automatic frequency control (AFC)
34926920189Carrier recovery means
34936917654Increased digital bandwidth carried on an analog signal cycle using a data structure
34946914981Communication device
34956914931Spread spectrum receiver kalman filter residual estimator method
34966912372Ultra wideband signals for conveying data
34976912244Pilot frequency acquisition based on a window of data samples
34986909877Carrierless ultra wideband wireless signals for conveying data
34996909761Digital communication system having improved pilot encoding
35006909757METHODS, TRANSMITTERS, AND COMPUTER PROGRAM PRODUCTS FOR TRANSMITTING A SIGNAL BY ADJUSTING A DELAY BETWEEN AN AMPLITUDE COMPONENT OF THE SIGNAL AND A PHASE COMPONENT OF THE SIGNAL BASED ON THE TRANSMISSION POWER
35016909754Method and quadrature device for compensating mismatch in parallel paths by switching signals therein
35026909738Method in a receiver and a receiver
35036909337Noncoherent pulse position and phase shift keying transmission/reception system and a transmission/reception signal processing method therefor
35046907091Segmented architecture for multiple sequence detection and identification with frequency offset compensation
35056907065Real/complex dual combination channel equalizer
35066906996Multiple modulation wireless transmitter
35076904269Signal type identification
35086903603Phase detection circuit and receiver
35096901120Method and apparatus for iterative parameter estimation
35106901114Transmitter and method of generating a transmission signal
35116901112Ultra wide bandwidth spread-spectrum communications system
35126898248System employing threaded space-time architecture for transporting symbols and receivers for multi-user detection and decoding of symbols
35136898236System and method for adaptively accommodating a high amplitude downstream signal in a DSL modem
35146898150Hydraulically balanced reciprocating pulser valve for mud pulse telemetry
35156895057System and method for wireless communication supporting link adaptation and incremental redundancy
35166895045Balancing amplitude and phase
35176895040Architecture for a digital subscriber line analog front end
35186891907Frequency offset correction system and correction method
35196891904Modulation signal analysis apparatus
35206891440Quadrature oscillator with phase error correction
35216885699Semi-stationary quiescent mode transmission
35226885693Synchronization in digital data transmission systems
35236885652Code division multiple access (CDMA) communication system
35246885283Combined tire pressure monitoring and keyless entry receiver
35256885282Combined tire pressure monitoring and keyless entry receiver
35266882694Apparatus, and associated method, for estimating frequency offset of a data symbol communicated in a communication system
35276882689Pseudo-chaotic communication method exploiting symbolic dynamics
35286882373Digital demodulating device in a digital TV receiver
35296879646Quadrature amplitude modulation demodulator and receiver
35306879626Transmission/reception apparatus and modulation system estimation method
35316873668Clock recovery circuit
35326873645Automatic power control system for a code division multiple access (CDMA) communications system
35336870911Transceiver
35346870834Communication server apparatus providing XDSL services and method
35356868131Demodulation apparatus, broadcasting system and broadcast receiving apparatus
35366868129Demodulator for a radio receiver and method of operation
35376868128Method and apparatus for calibrating DC-offsets in a direct conversion receiver
35386867719Digitizer module, a waveform generating module, a converting method, a waveform generating method and a recording medium for recording a program thereof
35396865380Method, apparatus and system for frequency stabilization using cellular signal bursts
35406865235Multi-protocol modulator
35416859507Method and apparatus for correcting a signal
35426859506Ultra wideband communication system, method, and device with low noise reception
35436859501System for transmitting high-speed added-value services in terrestrial digital broadcasting
35446859489Method and device for determining the carrier frequency of base stations in the mobile receiver of a cellular mobile radio system working with W-CDMA
35456856656Iterative carrier phase tracking decoding system
35466856648Method and apparatus for equalizer updating and sampling rate control
35476853692Quadrature error reduction for QAM modulated up or down conversion
35486853686Frame formatting technique
35496853255AFC circuit compensating an error in oscillation frequency
35506850733Method for conveying application data with carrierless ultra wideband wireless signals
35516850563Data slicer for combined trellis decoding and equalization
35526850557Signal detector and method employing a coherent accumulation system to correlate non-uniform and disjoint sample segments
35536850556Pre-phase error correction transmitter
35546844787Method and apparatus for re-modulation using zero IF
35556843597Method and apparatus of a fast two-loop automatic gain control circuit
35566842745Programmable chaos generator and process for use thereof
35576842495Dual mode QAM/VSB receiver
35586842489Coherent adaptive calibration system and method
35596842488VSB/QAM receiver and method
35606839429Spectral optimization for communication under a peak frequency-domain power constraint
35616839388System and method for providing frequency domain synchronization for single carrier signals
35626839379Adaptive DS-CDMA multi-user receiver with diversity combining for interference cancellation

2004

35636836520Method and apparatus for establishing synchronization with a synchronization signal
35646836515Multi-modulation radio communications
35656836227Digitizer module, a waveform generating module, a converting method, a waveform generating method and a recording medium for recording a program thereof
35666834073System and method for baseband removal of narrowband interference in ultra wideband signals
35676831975Digital subscriber line (DSL) modem compatible with home networks
35686831941CDMA system which uses pre-rotation before transmission
35696831940System and method for narrowing the range of frequency uncertainty of a doppler shifted signal
35706831905Spread spectrum system assigning information signals to message-code signals
35716829317Signalling method in a radio communication system, and transmitters, receivers and repeaters for implementing the method
35726829310Method of high and low bit rate transmission on the command link of a satellite
35736828893Transformer circuit arrangement
35746826238Quadrature amplitude modulation receiver and carrier recovery method
35756826234Radio communication apparatus and radio communication method
35766825686Line interface circuit, associated line drivers and methods of operating the same
35776822546Transformer arrangement for combined pots and xDSL service
35786819710Integrated modem and line-isolation circuitry and associated method having intrusion detection
35796816716Radio frequency control for communication systems
35806816473Method for adaptive forward power control for spread-spectrum communications
35816813321Digital demodulator
35826810097Carrier reproduction circuit, receiver, loop filter circuit, and oscillator circuit
35836810087Ultra-wideband communications system
35846810072System for acquiring spread spectrum signals
35856807242Apparatus and a method for calculation of a correlation value corresponding to a frequency error, and a recording medium with a recorded correlation value calculation program
35866807157Method and apparatus for coherent demodulation in communication system employing a potentially gated pilot signal
35876804309Modulation format identification device and method of same
35886804306Stable in-phase/quadrature (I/Q) generator method and apparatus
35896804211Frame structure for an adaptive modulation wireless communication system
35906801590Method and apparatus for symbol independent discriminator correlator automatic frequency control
35916801577Low voltage swing pad driver and receiver
35926801567Frequency bin method of initial carrier frequency acquisition
35936801516Spread-spectrum system for assigning information signals having different data rates
35946799141Method for determining the channel gain between emitters and receivers
35956798853System and method for compensating for frequency offset
35966795495Line driver with output impedance synthesis
35976795486Variable-length correlator for spread-spectrum communications
35986795485Integrated QPSK/FSK demodulator
35996788662Method for adaptive reverse power control for spread-spectrum communications
36006788117Method and apparatus for generating frequency-stable wavelets
36016785556Method and apparatus for a software configurable wireless modem adaptable for multiple modes of operation
36026785545Digital mobile wireless communications apparatus and the system using the same
36036785529System and method for I-Q mismatch compensation in a low IF or zero IF receiver
36046785351Method and system for Doppler frequency estimation
36056782335Method and system for estimating input power in a cable modem network
36066782062Low power and high linearity receivers with reactively biased front ends
36076782045Frequency error measuring method and frequency error measuring device
36086781447Multi-pass phase tracking loop with rewind of current waveform in digital communication systems
36096781446Method and apparatus for the detection and classification of signals utilizing known repeated training sequences
36106778816Communication terminal device
36116778613Frequency and phase estimation for MPSK signals
36126778590Carrier changer and changing method
36136775524Signal transmitting apparatus
36146775335Method and apparatus for equalization and tracking of coded digital communications signals
36156775334Equalization and decision-directed loops with trellis demodulation in high definition TV
36166771770Hybrid circuit for a broadband modem
36176771720Amplification control scheme for a receiver
36186771718Method for frequency error estimation
36196771715Demodulator using cordic rotator-based digital phase locked loop for carrier frequency correction
36206771714Timing recovery using the pilot signal in high definition TV
36216771696Integrated modem and line-isolation circuitry and associated method utilizing a DC termination pin to monitor line voltage
36226769086Apparatus and methods for a coding scheme selection
36236766516Processor sharing technique for communications and other data processing on a same processor
36246765954System and method for implementing a delta-sigma modulator integrity supervisor
36256765623Method and apparatus for correcting phase imbalance in received in-phase and quadrature signals
36266760434Dual impedance hybrid
36276760393Spread-spectrum GMSK/M-ary radio with oscillator frequency correction
36286760076System and method of synchronization recovery in the presence of pilot carrier phase rotation for an ATSC-HDTV receiver
36296757344Apparatus and method for measuring sub-carrier frequencies and sub-carrier frequency offsets
36306757336Device and method for performing a carrier recovery
36316757334Bit rate agile third-generation wireless CDMA, GSM, TDMA and OFDM system
36326756846Increased output swing line drivers for operation at supply voltages that exceed the breakdown voltage of the integrated circuit technology
36336754288Line receiver with improved dynamic range
36346754281Programmable digital demodulator for OFDM modulations
36356754260Digital modulation signal measuring device and method capable of evaluating spectrum of noise component
36366754195Wireless communication system configured to communicate using a mixed waveform configuration
36376751270Carrier frequency recovery apparatus capable of simultaneously reducing frequency offset and phase error and method of the same
36386748037Digital broadcasting receiver
36396748030Differential phase demodulator incorporating 4th order coherent phase tracking
36406748029Apparatus for restoring carrier wave and method therefor
36416747548Non-contact IC card system and non-contact IC card
36426744893Receiver estimation engine for a chaotic system
36436744829Calibration of a quadrature receiver
36446744812Dual mode phone line networking modem utilizing conventional telephone wiring
36456744809Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system
36466741665Method and apparatus providing an amplitude independent automatic frequency control circuit
36476741645Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
36486738608Frequency-timing control loop for wireless communication systems
36496738429Decision-directed carrier frequency detector and method for QAM
36506738375Packet configuring method and packet receiver
36516735422Calibrated DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture
36526735264Compensation for non-linear distortion in a modem receiver
36536735263Digital coherent envelope demodulation of FDMA signals
36546735262Apparatus and method of decision-directed carrier recovery based on LMS method
36556735246Integrated modem and line-isolation circuitry with data flow control and associated method
36566735238Ultra wideband communication system, method, and device with low noise pulse formation
36576728368Apparatus and method for a highly efficient low power driver for a central office ADSL system
36586728301System and method for automatic frequency control in spread spectrum communications
36596728203Systems and methods for selecting a cell in a communications network
36606727936NTSC interference rejection filter
36616727772Method and system for synchronizing a quadrature amplitude modulation demodulator
36626724891Integrated modem and line-isolation circuitry and associated method powering caller ID circuitry with power provided across an isolation barrier
36636724830High efficiency line driver for high crest-factor signals such as DMT/ADSL signals
36646724829Automatic power control in a data transmission system
36656721366Phase tracking apparatus and method for continuous phase modulated signals
36666721301Centroid tracking for spread-spectrum communications
36676720917Acquisition for GPS C/A code and P(Y) code
36686717993Receiver
36696717934Wireless telecommunication system having improved recognition of modulation type in GPRS
36706714608Multi-mode variable rate digital satellite receiver
36716714601Method in digital quadrature modulator and demodulator, and digital quadrature modulator and demodulator
36726714596BS digital broadcast receiver
36736714590Integrated modem and line-isolation circuitry and associated method
36746711218System and method for received signal decoding
36756711207System and method for reduced power consumption in digital subscriber line modems
36766711206Modem using a digital signal processor and separate transmit and receive sequencers
36776708235Multi-modem implementation with host based and digital signal processor based modems
36786707805Method for initial power control for spread-spectrum communications
36796704555Apparatus and method for calibrating local oscillation frequency in wireless communications
36806704552Mobile communication apparatus with an automatic frequency controller
36816704551Calibration of in-phase and quadrature transmit branches of a transmitter
36826704518Signal transmission system and signal transmission apparatus
36836704397Filter arrangement
36846704377Method of correcting frequency errors for coherently demodulated wireless communication systems
36856704344Broad-brand MPSK spread spectrum communications receiver with carrier recovery and tracking using correlation techniques
36866700939Ultra wide bandwidth spread-spectrum communications system
36876700928Tetrahedron modem
36886700453Amplitude imbalance compensation of quadrature modulator
36896697831Device and method for performing multiple modulus conversion using inverse modulus multiplication
36906697609Carrier reproducing apparatus and method of the same
36916697440Demodulator of receiver
36926697437Receiving apparatus
36936697350Adaptive vector correlator for spread-spectrum communications
36946696900Method for demodulating PSK modulated signals
36956693983Method and system for detection of short digital radio messages
36966693979Adaptive smoothing system for fading communication channels
36976693972Data apparatus for maintaining analog line signal during a data sample underrun condition
36986693957Adaptive front end for discrete multitone modem
36996693956Power amplifier having negative feedback circuit for transmitter
37006693882Frequency correction burst detection
37016690753Receiver having decisional feedback equalizer with remodulation and related methods
37026690751Method and receiver for receiving and decoding signals modulated with different modulation methods
37036690747Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing
37046690746Signal recognizer for communications signals
37056690745Circuit for detecting the phase of received signal
37066690711User equipment which uses pre-rotation before transmission
37076687507Time of arrival estimation for edge/GSM
37086687316High resolution correlator technique for spread spectrum ranging system code and carrier multipath mitigation
37096687313Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before demodulation
37106687309System for estimating carrier frequencies of quadrature amplitude modulated signals having high symbol rates
37116687290Apparatus for frequency deviation estimation and method of estimating the same
37126683926Gain controller with comparator offset compensation for circuit having in-phase and quadrature channels
37136683920Dual-loop system and method for frequency acquisition and tracking
37146681012Directional receiver coupling arrangement with frequency selectivity and gain control for DSL
37156680932Frequency and time synchronization in severe delay spread channels
37166678342Absolute-phasing synchronization capturing circuit
37176678336Hierarchical transmission digital demodulator
37186674998System and method for detecting and correcting phase error between differential signals
37196674814Frequency error estimating apparatus and a frequency error estimating method
37206674809Noise reducing apparatus for minimizing noise in modems
37216674791Automatic power control system for a code division multiple access (CDMA) communications system
37226674788Automatic power control system for a code division multiple access (CDMA) communications system

2003

37236671342Phase detectors in carrier recovery for offset QAM and VSB
37246671339Lock detecting apparatus and method for multimedia digital broadcasting receiver
37256671334Measurement receiver demodulator
37266671328Generating signals having different modulation formats
37276668032Device and method for signal sampling at multiple clock rates
37286668014Equalizer method and apparatus using constant modulus algorithm blind equalization and partial decoding
37296667994Multiplexing digital communication system
37306665350Method and system for improved analog signal detection
37316665348System and method for interoperable multiple-standard modulation and code selectable Feher's GMSK, enhanced GSM, CSMA, TDMA, OFDM, and third-generation CDMA, W-CDMA and B-CDMA
37326662367Poly-phase filters in multicarrier communication systems
37336662238Integrated modem and line-isolation circuitry with command mode and data mode control and associated method
37346662000Synchronisation method and device for a communication receiver
37356661852Apparatus and method for quadrature tuner error correction
37366661851Bi-directional vector rotator
37376661849Multiple payload slicer system with prenormalization integer values
37386661834Carrier recovery for spread spectrum communications
37396658244Method and circuit for compensation control of offset voltages in a radio receiving circuit integrated in a circuit module
37406658075Synchronization lock detector and method
37416658067Data transmission method and radio system
37426657510Corrective phase quadrature modulator system and method
37436650718Timing reproducer and demodulator comprising this
37446650715Apparatus for recovering decision-directed carrier
37456650711Quadrature modulation with reduced phase-error distortion
37466650653Software-based digital receiver adaptable to multiple multiplexing schemes
37476650628Combining QAM and QPSK to optimize license capacity in cellular, multipoint wireless access systems
37486647252Adaptive threshold algorithm for real-time wavelet de-noising applications
37496647116Current sensing circuit and ADSL interface circuit
37506647080Carrier phase initialization with sub-LSB accuracy
37516647074Removal of clock related artifacts from an offset QAM generated VSB signal
37526647071Method and apparatus for equalization and tracking of coded digital communications signals
37536647066Method of determining a frequency offset between a set frequency and a desired frequency for synchronization with a multicarrier signal
37546643321Method for rapid synchronization of a point to multipoint communication system
37556640093Broadcast receiver
37566639952Demodulator synchronization loop lock-in detection circuit
37576639951Digital demodulator
37586636727Phase locked loop system
37596636571Automatic frequency control system with improved argument approximation
37606636570Phase detection apparatus for compensating phase rotation error
37616633617Device and method for compensating or creating doppler effect using digital signal processing
37626633616OFDM pilot tone tracking for wireless LAN
37636633602User equipment which uses pre-rotation before transmission
37646633600Traffic lights in a code division multiple access (CDMA) modem
37656631174Automatic frequency control apparatus
37666631166Method and apparatus for signal generation and detection using unstable periodic chaotic orbits
37676631165Code modulation using narrow spectral notching
37686631143Methods and apparatus for frame synchronization in a digital audio broadcasting system
37696628926Method for automatic frequency control
37706628737Signal synchronization using synchronization pattern extracted from signal
37716628730Demodulating digital video broadcast signals
37726628606Coarse frequency offset estimator in orthogonal frequency division multiplexing receiver and method thereof
37736625237Null-pilot symbol assisted fast automatic frequency control (AFC) system for coherent demodulation of continuous phase modulation (CPM) signals and method for implementing same
37746624691Demodulator for processing digital signal
37756621880Digital IF receiver
37766621857Carrier tracking loop for direct sequence spread spectrum systems
37776621831Method and apparatus for verifying and correcting connectivity
37786621350Switched supply for operational amplifier
37796621346Impedance matching for programmable gain amplifiers
37806618458Method and apparatus for signal receiving synchronization
37816618451Efficient reduced state maximum likelihood sequence estimator
37826618096System and method for adaptively balancing quadrature modulators for vestigial-sideband generation
37836614860Compensation of doppler shift in a mobile communication system
37846614851Efficient algorithm for blind detection of signal constellation
37856614840Equalizer with phase-locked loop
37866614838System and method of communication via embedded modulation
37876611794Signal amplitude restoration apparatus and method
37886608858Multipath doppler adjusted frequency tracking loop
37896608826Continuously adjustable bandwidth discrete-time phase-locked loop
37906606487Automatic frequency correction method and apparatus for time division duplex modes of 3G wireless communications
37916606363Method and apparatus for estimating a frequency offset by combining pilot symbols and data symbols
37926606357Carrier injecting waveform-based modulation scheme for reducing satellite transponder power requirements and earth terminal antenna size
37936606351Ingress protection in a communication system with orthogonal carriers
37946606345Base station which uses pre-rotation before transmission
37956603958Method and apparatus for a carrier frequency control in a wireless communication system
37966603821Wireless communication terminal capable of correctly specifying position of burst and having small frequency error of recovered carrier
37976603820Demodulator having rotation means for frequency offset correction
37986603819Radio symbol synchronization and doppler estimation techniques
37996603808Dual mode phone line networking modem utilizing conventional telephone wiring
38006603807Isolator and a modem device using the isolator
38016603806Method and apparatus for high data rate wireless communications over wavefield spaces
38026603349Doppler learning phase lock loop for burst demodulator
38036601213Demodulator and communications system
38046597754Compensation of frequency pulling in a time-division duplexing transceiver
38056597747Baseband signal processing circuit capable of accurately setting phase difference between analog I signal and analog Q signal to 90 degrees
38066597733Equalizer performance enhancements for broadband wireless applications
38076597728Device and method for correcting local oscillation frequency of radio reception device according to pilot synchronous detection
38086594360Circuit configuration for two-wire/four-wire conversion
38096594328Method and apparatus for facilitating an estimation of a carrier frequency error in a receiver of a wireless communication system
38106594322Method of distributed loop control for a multicarrier telephony transport
38116594286Method and apparatus for coherent demodulation in communication system employing a potentially gated pilot signal
38126590945Method and apparatus for frequency offset compensation
38136590942Least squares phase fit as frequency estimate
38146590941Semi-NDA frequency correction at the receiving end in a packet transmission system
38156587695Method and apparatus for distinguishing a compact control channel from a classic control channel
38166587523Radio signal receiving apparatus and a method of radio signal reception
38176587521Signal estimator and program stored memory medium
38186587499Base station which uses pre-rotation before transmission
38196587428Information record disc and information recording apparatus
38206584196Electronic inductor with transmit signal telephone line driver
38216580286Method and apparatus for active line termination
38226577685Programmable digital signal processor for demodulating digital television signals
38236574796Fast and reliable data carrier detection by a cable modem in a cable television plant
38246574287Frequency/Phase comparison circuit with gated reference and signal inputs
38256574286Modulation system having on-line IQ calibration
38266571088Automatic frequency control circuit
38276570936Frequency error estimation method and system for a QPSK demodulator
38286570933Method in digital quadrature modulator and demodulator, and digital quadrature modulator and demodulator
38296567491High efficiency line driver for high crest-factor signals such as DMT/ADSL signals
38306567480Method and apparatus for sampling timing adjustment and frequency offset compensation
38316567479System and method for extracting and compensating for reference frequency error in a communications system
38326567475Method and system for the transmission, reception and processing of 4-level and 8-level signaling symbols
38336564349Built-in self-test systems and methods for integrated circuit baseband quadrature modulators
38346563888Data transmission/reception system and data reception device
38356560449Image-rejection I/Q demodulators
38366560440Method for precompensating frequency data for use in high-velocity satellite communication systems
38376560303Joint frame, carrier and clock synchronization scheme
38386560298Method and apparatus for concurrent synchronization and improved automatic frequency control in a communication device
38396556619Frequency adjusting circuit in code division multiple access communication system
38406556581Ethernet to phase shift key converter
38416553083Frequency control and orthogonal detection circuit and FSK receiver
38426553080Constant envelope modulation communication system
38436553079Digital modulator for angle and/or amplitude modulation
38446549583Optimum phase error metric for OFDM pilot tone tracking in wireless LAN
38456549561OFDM pilot tone tracking for wireless LAN
38466549520Method and apparatus for varying power levels in a multicarrier modem
38476546261Method and apparatus for configuring communication apparatus in accordance with communication services and protocols
38486545532Timing recovery circuit in a QAM demodulator
38496539071Frequency correction at the receiver end in a packet transmission system
38506539052System for accelerating the reconfiguration of a transceiver and method therefor
38516535715Hybrid/fiber coax video and telephony communication system with poly-phase filtering
38526535560Coherent adaptive calibration system and method
38536535549Method and apparatus for carrier phase tracking
38546532271Carrier recovery and doppler frequency estimation
38556529549System and method for an equalizer-based symbol timing loop
38566526265Wireless transmitter having a modified translation loop architecture
38576522702Radio data communication terminal
38586522696Adaptive frequency correction in a wireless communications system, such as for GSM and IS54
38596522695Transmitting device for transmitting a digital information signal alternately in encoded form and non-encoded form
38606519328Variable low frequency offset, differential, OOK, high-speed twisted pair communication using telephone load coils
38616519300System and method for automatic frequency correction in a pilot symbol assisted demodulator
38626519296Variable-interval pilot symbol aided modulation and demodulation
38636519295VSB DTV receiver with real-only digital synchrodyne to recover baseband symbol code
38646519279Transceiver circuitry, portable communication device and method for performing radio communication
38656510187Mobile radio terminal and automatic frequency control circuit
38666507626Bandpass phase tracker that automatically samples at prescribed carrier phases when digitizing VSB I-F signal
38676505032Carrierless ultra wideband wireless signals for conveying application data
38686504885System and method for modeling mixed signal RF circuits in a digital signal environment
38696504867Digital matched filtering for signal estimation in a digital receiver
38706504866System and method for eliminating companding conversion distortion on international modem calls

2002

38716501730Carrier recovery in DAB receivers
38726498817Circuit for processing data signals
38736498805Apparatus and method for estimating channel phase using channel symbol reliability data
38746493409Phase detectors in carrier recovery for offset QAM and VSB
38756493406Method and apparatus for symbol independent discriminator correlator automatic frequency control
38766493397Radio communication device and radio communication method
38776490628Modem using a digital signal processor and a signal based command set
38786490569System for combining life cycle assessment with activity based costing using a relational database software application
38796490326Method and apparatus to correct for in-phase and quadrature-phase gain imbalance in communication circuitry
38806490318Phase-compensating constant modulus algorithm
38816487405Communication system with multicarrier telephony transport for controlling a plurality of service units
38826483883Automatic gain control type demodulation apparatus having single automatic gain control circuit
38836480552Soft output metrics generation for symbol detectors
38846480236Envelope detection of PN sequences accompanying VSB signal to control operation of QAM/VSB DTV receiver
38856477354Communication system transmitting modulated orthogonal carries with service units that scan spectrum to identify assigned band
38866477208Composite trellis system and method
38876476744Method and apparatus for generating pulses from analog waveforms
38886473719Method and apparatus for selectively controlling the quantum state probability distribution of entangled quantum objects
38896473506Signaling using phase rotation techniques in a digital communications system
38906473470Phase-locked loop circuits for communication system
38916470056Offset QPSK modulation analytic system
38926470055Spectrally efficient FQPSK, FGMSK, and FQAM for enhanced performance CDMA, TDMA, GSM, OFDN, and other systems
38936470053Methods and arrangements for transmitting data over twisted pair wire using RF modulation techniques
38946470005Transceiver prerotation based on carrier offset
38956469661Correction of I/Q channel errors without calibration
38966466614Method and apparatus for classifying a baseband signal
38976466584System and method for performing digital subscriber line (DSL) modem communication over an AC link bus
38986466086Quadrature demodulator with phase-locked loop
38996463266Radio frequency control for communications systems
39006463107Methods and apparatuses for synchronization and modulation type detection
39016463043Carrier phase recovery of multi-rate signals
39026459888Method of estimating carrier frequency in a digital mobile communications system through multiple hypotheses performed on the received signal
39036459739Method and apparatus for RF common-mode noise rejection in a DSL receiver
39046457229Ignition device for internal combustion engine
39056456823System and method for recovering a pilot tone in a local multipoint distribution system signal
39066456671Decision feedback phase tracking demodulation
39076456665Partial modification of a nominal impedance using digital impedance synthesis
39086456657Frequency division multiplexed transmission of sub-band signals
39096456608Adaptive vector correlator using weighting signals for spread-spectrum communications
39106449470Method and device for estimating the frequency offset in a signal received by a mobile-telephone demodulator
39116449262Method and apparatus for frequency shifting with a clock signal
39126445752Apparatus and method for phase tracking in a demodulator
39136445751Estimation of frequency offset in a communication system
39146445746IS-136+ slot formation
39156445745Phase encoding methods for handling multiple phase modulated signals on a single channel
39166445733Method of and apparatus for performing line characterization in a non-idle mode in a subscriber line communication system
39176445726Direct conversion radio receiver using combined down-converting and energy spreading mixing signal
39186445423Controlled oscillator in a digital symbol timing recovery network
39196445225Line driver with variable power
39206442383Demodulator and digital wireless communication receiver
39216442219Simultaneous decoding and phase synchronization using the criterion of maximum likelihood
39226442217Digital communication receiver with digital, IF, I-Q balancer
39236442215Data carrier with at least two demodulation stages having different sensitivities for modulated carrier signals with different modulation intensities
39246441683Device and method for recovering frequency redundant data in a network communications receiver
39256438177Digital satellite broadcasting receive in which loop bandwidth of PLL circuit is changed at the time of centering
39266438164Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
39276434204Method and system for DC offset correction of a quadrature modulated RF signal
39286434200TCM revisiting system and method
39296434091Information record disc and information recording apparatus
39306430234Method and apparatus for performing phase detection and timing recovery for a vestigial sideband receiver
39316430219Method of and apparatus for performing line characterization in a subscriber line communication system
39326430212Spread-spectrum GMSK/M-ary radio
39336426982Low complexity multiple bits matched filter
39346426972Reduced complexity equalizer for multi mode signaling
39356426934One-bit data reproducing system having controllable low pass filter characteristics
39366424685Polar computation of branch metrics for TCM
39376421403Baseband equalization of quadrature-phase as well as in-phase synchrodyne results in digital radio receivers
39386421399Frequency and phase estimation for MPSK signals
39396421398Modulation system having on-line IQ calibration
39406421397Modulation system having on-line IQ calibration
39416418558Hybrid fiber/coax video and telephony communication
39426418221Signal coupler using low voltage filtering
39436418171Method for coding and decoding digital data for communication
39446415133Acquisition and tracking in communication system with multicarrier telephony transport
39456415005Digital communication apparatus
39466414983Digital communication apparatus
39476411661Digital timing recovery loop for GMSK demodulators
39486411659Timing recovery using the pilot signal in high definition TV
39496411658Demodulation device
39506411647Fully integrated ethernet transmitter architecture with interpolating filtering
39516404827Method and apparatus for linear predicting
39526404825Digital radio receiver lock detector
39536404802Flexible binary phase shift keying/quadrature phase shift keying modulator of wideband code division multiple access system
39546400957Wireless phone-line interface
39556400928Method and system for blind detection of modulation
39566400784Synchronization system and method for digital communication systems
39576400415System and method for predistorting signals to be amplified
39586400228Switched supply for operational amplifier
39596396884Automatic frequency control circuit
39606396866Symmetric chirp communications acquisition method and apparatus
39616393083Apparatus and method for hardware implementation of a digital phase shifter
39626393073Method of frequency offset estimation and correction for adaptive antennas
39636393068Communication channel and frequency offset estimator
39646393064Communication method, data transmission method and data communication system
39656393062Methods and circuits for generating a preemphasis waveform
39666392500Rotationally invariant digital communications
39676389084Apparatus and method for equalizing a signal independent of the impact of doppler frequency
39686389082Receiver
39696389078Configurable circuits for field programmable radio frequency communications equipment and methods therefor
39706389040Apparatus and method for generating a frequency offset estimate for communication systems having frequency selecting fading channels
39716385254Transmission method and radio system
39726385203Communication server apparatus and method
39736384589Reference frequency spur cancellation in synthesized measurement receivers
39746381265Field programmable modulator-demodulator arrangement for radio frequency communications equipment and method therefor
39756381264Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system
39766377639Method, system, and apparatus for unambiguous phase synchronization
39776377620Balancing amplitude and phase
39786374312System for dedicating a host processor to running one of a plurality of modem programs and dedicating a DSP to running another one of the modem programs
39796373909Communications terminal having a receiver and method for removing known interferers from a digitized intermediate frequency signal
39806370187Adaptive power dissipation for data communications system
39816369650Impedance synthesis and DC biasing method and architecture for DSL/cable line drivers
39826366624Systems and methods for receiving a modulated signal containing encoded and unencoded bits using multi-pass demodulation
39836366621Method of estimating pilot signal phase in a digitally modulated RF signal
39846366600Spreader architecture for direct sequence spread spectrum communications
39856366585Distributed control in a communication system
39866366326System for acquiring, processing, and storing video data and program guides transmitted in different coding formats
39876363131Method and apparatus for joint timing synchronization and frequency offset estimation
39886363126Demodulator
39896363124Phase-noise compensated digital communication receiver and method therefor
39906363102Method and apparatus for frequency offset correction
39916359937Method and apparatus for performing analog mode operations when transmitting audio and data in a wireless TDMA system
39926359934Adaptive modulation method
39936359897Control system for controlling the processing data of a first in first out memory and method therefor
39946356608Method, apparatus, and system for determining a location of a frequency synchronization signal
39956356600Non-parametric adaptive power law detector
39966356593Data optimized codec
39976356581Efficient method of providing symbol data from demodulator to a processor
39986353640Reconfigurable radio frequency communication system
39996353358Quadrature demodulation circuit with a pseudo locked state detection system
40006351509Method and apparatus for reducing power consumption of digital subscriber line modems
40016351503Threshold extension block phase estimator for quasi-coherent communications systems
40026351185Increased output swing line drivers for operation at supply voltages that exceed the breakdown voltage of the integrated circuit technology
40036347233Digital waveform generator apparatus and method therefor
40046344871NTSC interference rejection filter
40056343024Self-adjustable impedance line driver with hybrid
40066342821Device capable of QPSK modulation and phase compensator for the same
40076341023Multiple level modulation in a wavelength-division multiplexing (WDM) systems
40086339623Reference carrier generator device for pulling a reference carrier out of a false stabilized point into a correct stabilized point of synchronism
40096336201Synchronization in a communications system with multicarrier telephony transport
40106335766System and method for transmitting advanced television signals

2001

40116334219Channel selection for a hybrid fiber coax network
40126334203Error detecting method and device and signal demodulating method and device
40136333654Variable power supply technique for use with a high efficiency line driver
40146331996Channel synchronization and impulse sounding in the presence of frequency offset
40156331974Chaotic digital code-division multiple access (CDMA) communication systems
40166330293Method for receiving multicarrier digital signals
40176330290Digital I/Q imbalance compensation
40186330276Transmission level setting circuit and modem unit using the same
40196330241Multi-point to point communication system with remote unit burst identification
40206327312RF narrowband/wideband discriminating system for spread spectrum signal differentiation
40216327249Data communication device
40226324228Method and apparatus for robust frequency tracking in strong channel interference using carrier signal relative strength and frequency error
40236324171Multicarrier CDMA base station system and multi-code wave forming method therof
40246323686Crest factor compensated driver
40256320915OFDM symbol synchronization
40266320627Demodulating digital video broadcast signals
40276317495Spectral optimization and joint signaling techniques with multi-line separation for communication in the presence of crosstalk
40286317473Demodulating digital video broadcast signals
40296314145Tracking carrier timing
40306314141Method for receiving-end automatic identification of a signal at the receiving end, the signal having been transmitted in accordance with the QAM mode, and circuit for carrying out the method
40316314113Method of determining a symbol transmission format in a transmission system and system
40326314102Telecommunications system for providing both narrowband and broadband services to subscribers
40336313885DTV receiver with baseband equalization filters for QAM signal and for VSB signal which employ common elements
40346310906Chaotic carrier pulse position modulation communication system and method
40356307907Complex multiplier
40366307898Phase error detector
40376304597Integrated modem and line-isolation circuitry with selective modem processing and associated method
40386304593Adaptive modulation scheme with simultaneous voice and data transmission
40396304592Coherent detection using matched filter enhanced spread spectrum demodulation
40406301317Synchronization system and method for digital communication systems
40416301310Efficient implementation for systems using CEOQPSK
40426298100Phase error estimation method for a demodulator in an HDTV receiver
40436298099Constant envelope modulation communication system
40446297691Method and apparatus for demodulating coherent and non-coherent modulated signals
40456295343Method and apparatus for combining voice line card and xDSL line card functions
40466295314Method and apparatus for partitioning a modem between non-real-time and real-time processing environments
40476294960Phase lock loop circuit using signal estimator
40486292654Digital noise blanker for communications systems and methods therefor
40496292651Communication system with multicarrier transport distribution network between a head end terminal and remote units
40506292559Spectral optimization and joint signaling techniques with upstream/downstream separation for communication in the presence of crosstalk
40516292509Data-communication apparatus and method for modulation or demodulation in specified mode
40526292051Architecture of non-synchronous open loop demodulation circuit in pulse position modulation
40536289487Efficient modified viterbi decoder
40546289057Method and apparatus for energy detection in a modem
40556289048Apparatus and method for improving dynamic range in a receiver
40566285881Method and system for quickly finding a control channel in a private cellular system
40576285720Method and apparatus for high data rate wireless communications over wavefield spaces
40586285718Adaptive noise canceller
40596282683Communication system with multicarrier telephony transport
40606282500Accumulated phase measurement using open-loop phase estimation
40616282273Communication server apparatus using frequency multiplexing and method
40626281829Multi-mode analog front-end
40636279158Dynamic bandwidth allocation
40646278754Demodulation of asynchronously sampled data by means of detection-transition sample estimation in a shared multi-carrier environment
40656278686Construction of a multicarrier signal
40666275990Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith
40676275544Baseband receiver apparatus and method
40686275543Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing
40696272168Code sequence generator in a CDMA modem
40706269125System and method for trellis encoding a digital signal
40716268767Dual bit error rate estimation in a QAM demodulator
40726266348Splitterless multicarrier modem
40736265949Phase compensation apparatus and method for a digital modulator
40746263077Digital subscriber line modem utilizing echo cancellation to reduce near-end cross-talk noise
40756263031Method and apparatus for signal burst classification
40766263028Apparatus and method for measuring modulation accuracy
40776259748Signal offset elimination
40786259728Data communication system and method
40796256359RDS signal detection device
40806252916Digital filter and modulator
40816249559Digital frequency phase locked loop (FPLL) for vestigial sideband (VSB) modulation transmission system
40826249539System and method for narrowing the range of frequency uncertainty of a doppler shifted signal
40836249180Phase noise and additive noise estimation in a QAM demodulator
40846249179Direct digital synthesis in a QAM demodulator
40856240373Management method and apparatus for remote cable-locating transmitters
40866240282Apparatus for performing non-linear signal classification in a communications system
40876240147Auto frequency control apparatus
40886240146Demodulating digital video broadcast signals
40896239636Digital waveform generator apparatus and method therefor
40906236848Receiver integrated circuit for mobile telephone
40916236687Decision directed phase locked loop (DD-PLL) for use with short block codes in digital communication systems
40926236676Intelligent adaptive modulation system
40936236263Demodulator having cross polarization interference canceling function
40946229843Pilot adaptive vector correlator
40956226323Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
40966226322Analog receive equalizer for digital-subscriber-line communications system
40976222891Timing recovery using the pilot signal in high definition TV
40986222878Communication system with end-to-end quadrature balance control
40996222874Frequency acquisition method for direct sequence spread spectrum systems
41006219088NTSC interference rejection filter
41016216093Method and apparatus for communication with chaotic and other waveforms
41026215830Carrier control loop for a receiver of digitally transmitted signals
41036215778Bearer channel modification system for a code division multiple access (CDMA) communication system
410462122635 volts single power supply ADSL analog front end design
41056212239Chaotic dynamics based apparatus and method for tracking through dropouts in symbolic dynamics digital communication signals
41066212228Apparatus for modulation and demodulating digital data
41076212174Capacity management method for a code division multiple access (CDM) communication system
41086208201Recovery of a carrier signal from a modulated input signal
41096205188Demodulating digital video broadcast signals
41106205183Methods of suppressing reference oscillator harmonic interference and related receivers
41116204808Method and system for aiding GPS receivers via a cellular or PCS network
41126204735Geometrically modulated waves
41136204725Circuit for demodulating digital signal undergoing different modulation schemes
41146198818Method and apparatus for controlling the input impedance of an analog front end circuit of a data communications equipment (DCE) device
41156198779Method and apparatus for adaptively classifying a multi-level signal
41166198777Feher keying (KF) modualtion and transceivers including clock shaping processors
41176195400Two-mode demodulating apparatus
41186192158Wavelet image coder using trellis-coded quantization
41196192091Circuit for reproducing a clock from a multilevel QAM signal
41206192088Carrier recovery system
41216192070Universal modem for digital video, audio and data communications
41226191649Quadrature demodulator and method for quadrature demodulation
41236188733Center frequency error detecting circuit for FSK signal receiver
41246185594Versatile signal generator
41256185259Transmitter/receiver for GMSK and offset-QAM
41266185255System and Method for exciting advanced television signals
41276184756Modulator
41286181754System and method for modeling mixed signal RF circuits in a digital signal environment
41296178217Nonlinear digital communications system
41306178207Aircraft combat training signal processing system
41316178194Cellular mobile telephone system
41326178161Communications methods and apparatus
41336175269Demodulation unit and method of demodulating a quadrature
41346169788Communication server apparatus having distributed switching and method
41356169767Universal network interface module
41366169762Interface devices providing electrical isolation
41376169448Digital demodulator

2000

41386167121Modem apparatus
41396166774Combining NTSC visual and aural signals with DTV signals
41406163579Broadband modem transformer hybird
41416163569Split-architecture modem
41426163276System for remote data collection
41436161203Communication system utilizing Reed-Solomon code to achieve auto frame synchronization acquistion
41446160843Communication server apparatus providing XDSL services and method
41456160443Dual automatic gain control in a QAM demodulator
41466157619Code division multiple access (CDMA) communication system
41476154483Coherent detection using matched filter enhanced spread spectrum demodulation
41486151371Automatic frequency control circuit
41496151368Phase-noise compensated digital communication receiver and method therefor
41506148040Precoded gaussian minimum shift keying carrier tracking loop
41516148037Sampling timing phase error detector for VSB modulation signal
41526144735Filters for a digital subscriber line system for voice communication over a telephone line
41536144708Phase-locked loop circuit with equalizer and phase locking method
41546137847Demodulating digital video broadcast signals
41556134276Timing recovery system
41566133873Method and apparatus for adaptively processing GPS signals in a GPS receiver
41576133785False carrier lock receiver and associated methods for detection
41586133783Phase jitter canceller
41596131013Method and apparatus for performing targeted interference suppression
41606128335Software rate adaptable modem with forward compatible and expandable functionality and method of operation
41616122328Fast-acting Costas loop
41626122325Method and system for detecting and correcting in-phase/quadrature imbalance in digital communication receivers
41636122323Apparatus and method for digital information transfer
41646122010Television signal data transmission system
41656118831Data demodulator device
41666118827Apparatus for providing increased data rates within existing modulation systems
41676118825Digital data transmission device and method, digital data demodulation device and method, and transmission medium
41686118805Method and apparatus for performing frequency hopping adaptation
41696115466Subscriber line system having a dual-mode filter for voice communications over a telephone line
41706115431Phase detecting method and phase tracking loop circuit for a digital vestigial sideband modulation communication device
41716108525Transceiver
41726108387AFC circuit for a frequency scanning receiver
41736108375Equalization circuit for unknown QAM constellation size
41746104767Method and apparatus for estimating a frequency offset
41756104763Synchrodyning of VSB and QAM final I-F signals supplied by separate converters in a QAM/VSB digital TV receiver
41766104703Communication systems and methods employing receivers with estimators
41776104237Method for estimating phase in demodulator
41786101217System and method for demodulating digital information from an odd constellation
41796101216Splitterless digital subscriber line communication system
41806101213Method system and computer program product for spread spectrum communication using circular waveform shift-keying
41816100721Circuit and method of extending the linear range of a phase frequency detector
41826100717Line driver circuit with reduced power consumption
41836097770Frequency offset estimation for wireless systems based on channel impulse response
41846097768Phase detector for carrier recovery in a DQPSK receiver
41856097766Timing phase synchronization detecting circuit and demodulator
41866097764Pragmatic trellis-coded modulation system and method therefor
41876097245Differential output amplifier arrangement and method for tuning the output impedance of a differential output amplifier
41886094464Burst mode receiver
41896091789Method and device for phase modulated signals
41906091765Reconfigurable radio system architecture
41916088430Communication server apparatus and method
41926088401QAM signal receiver
41936088389System and method for training a plurality of equalizers and a modem employing the system or method
41946084923System, apparatus and method for averaging digitized phase samples
41956084852Burst mode preamble
41966081563AFC circuit of digital demodulation device
41976075826Method and apparatus for obtaining initial carrier and symbol phase estimates for use in synchronizing transmitting data
41986075408OQPSK phase and timing detection
41996072843Method and apparatus for sigma-delta demodulator with aperiodic data
42006072842Carrier-recovery loop with stored initialization in a radio receiver
42016072841Block phase estimator for the coherent detection of non-differentially phase modulated data bursts on rician fading channels
42026072374FM modulation system using quadrature modulator
42036069537Double mode modulator
42046066980Near Nyquist rate variable rate receiver
42056064701Synchronization-based communication systems
42066061385Method and a circuit arrangement for signal processing in a telecommunication system
42076058291Methods and apparatus for carrier suppression in a radio modulator
42086058150Method and apparatus for combined timing recovery, frame synchronization and frequency offset correction in a receiver
42096058147Intelligent carrier acquisition method for satellite communications
42106055281Passband DQPSK detector for a digital communications receiver
42116055280High data rate digital demodulator and bit synchronizer
42126055231Continuously adjusted-bandwidth discrete-time phase-locked loop
42136055021System and method for obtaining synchronization to a digital frame
42146052418Frequency error measuring apparatus and radio apparatus
42156052410Transmission apparatus, reception apparatus and communication apparatus as well as modem signal transmission and reception method
42166052037Modulation method and apparatus
42176049614Synchronized chaotic system and communication system using synchronized chaotic system
42186047022Apparatus and method for transmission of high speed data over communication channels
42196046618Phase correction circuit and method therefor
42206044118Method for adjusting the frequency of an oscillator for a receiver circuit
42216044112Methods and apparatus for correcting amplitude and phase imbalances in demodulators
42226044107Method for interoperability of a T1E1.4 compliant ADSL modem and a simpler modem
42236044105Doppler corrected spread spectrum matched filter
42246040738Direct conversion receiver using single reference clock signal
42256038430Method and apparatus for improving transmission of data in a wireless network
42266038267Digital demodulator, maximum-value selector, and diversity receiver
42276038251Direct equalization method
42286031880Carrier recovery in communications system
42296031879Wideband undersampling digital receiver
42306031873Nested shell mapping
42316028890Baud-rate-independent ASVD transmission built around G.729 speech-coding standard
42326028888Single-channel and multi-channel coherent demodulation devices with no pilot signal, and corresponding receiving system using a plurality of diversity paths
42336028886Digital communication apparatus
42346023491Demodulation apparatus performing different frequency control functions using separately provided oscillators
42356021158Hybrid wireless wire-line network integration and management
42366021157Fast phase estimation in digital communication systems
42376018556Programmable loop filter for carrier recovery in a radio receiver
42386018551Method and apparatus for reproducing carrier
42396016329Method and apparatus for preamble-less demodulation
42406014431Communication server apparatus having four-wire switching interface and method

1999

42416005897Data communication system and method therefor
42426005896Radio data communication device and radio data communication method
42436005889Pseudo-random noise detector for signals having a carrier frequency offset
42446005640Multiple modulation format television signal receiver system
42456002722Multimode digital modem
42466002721Carrier frequency estimator for a signal receiver
42476002711Spread spectrum communication system for error compensation of carrier frequency
42485999793Satellite receiver tuner chip with frequency synthesizer having an externally configurable charge pump
42495999574Digital filter system, carrier reproduction circuit using the digital filter system, and demodulation circuit using the carrier reproduction circuit
42505995540System and method for reducing processing requirements of modem during idle receive time
42515995535Rapid time and frequency acquistion of spread spectrum waveforms via ambiguity transform
42525991332Adaptive matched filter and vector correlator for a code division multiple access (CDMA) modem
42535991329Automatic power control system for a code division multiple access (CDMA) communications system
42545987078Carrier regenerating circuit
42555987074Digital communication demodulator, digital communication demodulation method and digital demodulation circuit
42565987061Modem initialization process for line code and rate selection in DSL data communication
42575983362Non-interrupted operation control apparatus for a modulator-demodulator
42585982819Modulation format adaptive messaging receiver and method thereof
42595982818Method for implementing trellis codes for ISI channels
42605982812Method and apparatus for monitoring frequency synthesizer locking time
42615982809Method and apparatus for carrier recovery and compensation in spread spectrum communications
42625978662Circuit arrangement comprising a Cartesian amplifier
42635978658Portable analog communication device with selectable voice and data filters
42645974100Method and apparatus in a communication receiver for compensating for channel amplitude and phase distortion
42655974091Composite trellis system and method
42665970476Method and apparatus for industrial data acquisition and product costing
42675970105Apparatus and method for efficient wireless communications in the presence of frequency error
42685970095Secure data transmission on a TDM isochronous network
42695970092Adaptively equalized burst receiver and method for upstream broadband data
42705966416Verification of PN synchronization in a spread-spectrum communications receiver
42715966412Apparatus and method for processing a Quadrature Amplitude Modulated (QAM) signal
42725966405Frequency deviation measuring device
42735960044Apparatus and method for block phase estimation
42745960040Communication signal processors and methods
42755959967Digital transmission system
42765956375Fast-acting Costas loop
42775956372Coding system for digital transmission compression
42785953385Method and device for detecting the error on the frequency of a carrier
42795946360Frequency offset compensation using dotting sequences
42805946359Parameter measuring apparatus for digital quadrature modulation signals
42815946052System for acquiring and processing video data and program guides transmitted in different coding formats
42825946045System for forming program guides and video data for storage and transmission in different coding formats
42835945885Digital baseband modulator adaptable to different modulation types
42845943380Robust phase estimator and recoverer for digital signals affected in particular by phase jitter
42855940438Universal modem for digital video, audio and data communications
42865937013Subharmonic quadrature sampling receiver and design
42875937010Sample interpolator and method of generating additional samples of a sampled waveform using a programmable sample divider
42885937009Sub-band echo canceller using optimum wavelet packets and cross-band cancellation
42895933460Phase detecting method and phase tracking loop circuit for a digital vestigial sideband modulation communication device
42905933059Method and apparatus for controlling frequency synchronization in a radio telephone
42915929703Method and device for modeling AM-AM and AM-PM characteristics of an amplifier, and corresponding predistortion method
42925925114Modem implemented in software for operation on a general purpose computer having operating system with different execution priority levels
42935920238Geometrically modulated waves
42945917864Automatic frequency control circuit
42955914985Digital demodulator
42965912922Method and apparatus for modulation differentiation
42975912919Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system
42985910966Apparatus and method for maintaining data transfer
42995910731Front end interface circuit and method of tuning the same
43005909470Method and apparatus for decision directed demodulation using antenna arrays and spatial processing
43015909463Single-chip software configurable transceiver for asymmetric communication system
43025907585Digital signal detecting method and detector
43035905781Communication server apparatus and method
43045905764Radio receiver
43055903231System for encoding base N data using a multi-level coding scheme
43065901184Extended range voltage controlled oscillator for frequency synthesis in a satellite receiver
43075898761Communication server apparatus using digital signal switching and method
43085896420Transmission apparatus having echo cancellation facility
43095896306Group delay correction method and apparatus
43105894593Method and apparatus for enhancing the detection of the presence of an FM signal using a coded pattern
43115894499Direct conversion receiver having filter with cut-off frequency switching means
43125889783Data communication
43135887026Transmission level setting circuit and modem unit using the same
43145883551Quadrature modulator malfunction estimator and modulator stage using it
43155881110Carrier phase synchronization by reverse playback
43165880687Cascaded integrator-comb interpolation filter
43175875215Carrier synchronizing unit
43185872815Apparatus for generating timing signals for a digital television signal receiver
43195872801Method of compensating for doppler error in a wireless communications system, such as for GSM and IS54
43205872538Frequency domain correction of I/Q imbalance
43215872480Programmable down-sampler having plural decimators and modulator using same
43225867059Demodulating system for MSK and GMSK signal using a fast fourier transform converter
43235864550Wireless local area network system and receiver for the same
43245862184Mapper for high data rate transmission through channels subject to robbed bit signalling
43255861773Circuit for detecting the locked condition of PSK or QAM
43265857165Method and apparatus for communication with chaotic and other waveforms

1998

43275854808Methods and apparatus for detecting the presence of a prescribed signal in a channel of a communications system
43285852655Communication server apparatus having distributed switching and method
43295852567Iterative time-frequency domain transform method for filtering time-varying, nonstationary wide band signals in noise
43305848104Demodulator of receiver used for communications
43315848097Transceiver apparatus employing wideband FFT channelizer and inverse FFT combiner for a multichannel communication network
43325845243Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of audio information
43335844948System and method for digital tracking and compensation of frequency offset error in a satellite receiver
43345841815Data receiver for correcting a phase of a received phase-modulated signal
43355841814Sampling system for radio frequency receiver
43365838797Secure communication by encryption/decryption of vector at PSK modulation/detection stage
43375838737Method and apparatus for estimating PSK modulated signals
43385838383Multimedia television receiver and method of booting the same
43395838210Method and apparatus for generating a modulated signal
43405835529Digital communication apparatus
43415832038Method and apparatus for classifying a multi-level signal
43425832027Spread spectrum modulating and demodulating apparatus for transmission and reception of FSK and PSK signals
43435828709Apparatus and method for improving stability of transmitting frequency by using costas loop section in communication system of half duplex transmitting method
43445828705Carrier tracking technique and apparatus having automatic flywheel/tracking/reacquisition control and extended signal to noise ratio
43455825826Method and apparatus for frequency domain ripple compensation for a communications transmitter
43465825819Asymmetrical digital subscriber line (ADSL) line driver circuit
43475825242Modulator/demodulator using baseband filtering
43485822366Transceiver and method for generating and processing complex I/Q-signals
43495822339Data decoder and method to correct inversions or phase ambiguity for M-ary transmitted data
43505822103Signal generation using optical pulses
43515819215Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
43525815531Transmitter for encoded data bits
43535812611Frequency estimating circuit and AFC circuit using the same
43545812608Method and circuit arrangement for processing received signal
43555809065Method and apparatus for improving the quality of AM compatible digital broadcast system signals in the presence of distortion
43565802114Method and apparatus for modulation differentiation
43575802105Method and apparatus for testing a digital communication channel
43585799047Carrier synchronization unit and synchronization method
43595799038Method for measuring modulation parameters of digital quadrature-modulated signal
43605799037Receiver capable of demodulating multiple digital modulation formats
43615799034Frequency acquisition method for direct sequence spread spectrum systems
43625799010Code division multiple access (CDMA) communication system
43635796787Receiver and method thereof
43645796783Digital transmission system
43655796776Code sequence generator in a CDMA modem
43665794147Method and system for quickly finding a control channel in a private cellular system
43675793250Phase demodulator selectively using a first or a second detector
43685791342Medical data transmission system
43695790604Method and apparatus for automatic frequency correction acquisition
43705787362AM removal from FM signal generated by IQ modulator
43715781728Flexible asymmetrical digital subscriber line ADSL transmitter, remote terminal using same, and method therefor
43725781617Communication server apparatus using frequency multiplexing and method
43735774503Demodulation method and demodulation device
43745774375Method and apparatus for the correction of signal-pairs
43755764692Dual mode radiotelephone modulator
43765761210Signal processing apparatus and method
43775761190OFDM broadcast wave receiver
43785757865Carrier phase control circuit
43795757861Apparatus for correcting phase error of VSB signal
43805757245Circuit for 2-level/4-level frequency shift key modulation
43815751776Receiver for a digital communication system
43825751187Method and device for phase-modulated signals
43835748687Spreading code sequence acquisition system and method that allows fast acquisition in code division multiple access (CDMA) systems
43845748046Phase locked loop with controllable response time
43855745527Encoding method for constellation symbols of an RF transmitter
43865745005Demodulating system for carrier-wave and single pulse modulated signals
43875742637Fast phase estimation in digital communication systems
43885740202Method and apparatus for digitally evaluating the phase of a modulated carrier
43895737694Highly stable frequency synthesizer loop with feedforward
43905734972Automatic frequency controller
43915734703Hybrid circuit and data communication apparatus
43925732111Frequency error compensation for direct sequence spread spectrum systems
43935732109Phase detector
43945729607Non-linear digital communications system
43955729577Signal processor with improved efficiency
43965729558Method of compensating for Doppler error in a wireless communications system, such as for GSM and IS54
43975729388System employing dissipative pseudorandum dynamics for communications and measurement
43985727030Automatic frequency control circuit applicable to a mobile communication system
43995727027PSK signal demodulation method and apparatus
44005724396Signal processing system
44015719903Method and apparatus for receiving symbols
44025719902Methods and apparatus for detecting cellular digital packet data (CDPD)
44035717715Signal processing apparatus and method
44045717471Apparatus for demodulating and decoding satellite, terrestrial and cable transmitted digital television data
44055710796Method and receiver for determining a phase error in a radio-frequency signal
44065705958Apparatus for correcting quadrature error in a modulator and/or in a demodulator for a signal having a plurality of phase states, a corresponding transmitter, and a corresponding receiver
44075705949Compensation method for I/Q channel imbalance errors

1997

44085703909Programmable voltage controlled attenuator
44095703526Circuit for detecting the locked condition of PSK or QAM demodulators
44105701332Detector of the presence of a sequence of FSK modulated signals arriving on a modem
44115699385Method and apparatus for locating and tracking a QPSK carrier
44125696826Method and apparatus for encrypting and decrypting information using a digital chaos signal
44135696797Demodulator with baseband doppler shift compensation and method
44145694425Digital audio signal transmitting apparatus
44155694419Shared resource modulator-demodulator circuits for use with vestigial sideband signals
44165692020Signal processing apparatus and method
44175689816Method and apparatus for differentiating a wireless analog signal from a wireless digitally encoded signal
44185687163Method and apparatus for signal classification using I/Q quadrant histogram
44195684842Digital transmission system comprising a receiver which includes a carrier recovery circuit
44205684835Locally coherent QPSK detection with differential decoding for a fading channel
44215680462Information encoder/decoder using chaotic systems
44225673287Dual mode amplifier network having an isolator in a digital path and a filter in an analog path
44235671253Apparatus for demodulating and decoding video signals encoded in different formats
44245671251Apparatus and method for a data communications device to selectively operate as an analog modem, as a digital modem, and as a terminal adapter
44255668857Communication server apparatus and method
44265668831Signal processing apparatus and method
44275666170Apparatus for decoding video signals encoded in different formats
44285661765Receiver and transmitter-receiver
44295661758Single cycle data encoding method and apparatus
44305661568Data communication apparatus
44315657145Modulation and coding for transmission using fluorescent tubes
44325655090Externally controlled DSP with input/output FIFOs operating asynchronously and independently of a system environment
44335655022Apparatus and method for synchronizing nonlinear systems using filtered signals
44345652903DSP co-processor for use on an integrated circuit that performs multiple communication tasks
44355652769Costas loop and data identification apparatus
44365648985Universal radio architecture for low-tier personal communication system
44375642385Frequency detector for carrier frequency synchronization
44385642379Technique for modulating orthogonal signals with one or more analog or digital signals
44395640431Method and apparatus for offset frequency estimation for a coherent receiver
44405640425Fast-acting costas loop
44415640125Digital PSK-type demodulator having clock recovery before carrier recovery
44425636250Automatic VSB/QAM modulation recognition method and apparatus
44435635864Comparator circuit
44445630153Integrated digital signal processor/general purpose CPU with shared internal memory
44455627862Apparatus for demodulating phase modulated WAVE
44465627861Carrier phase estimation system using filter
44475625573Fast acquisition of GMSK-modulated signal for CDPD applications
44485623514IC card-type modem and method for communicating data by IC card-type modem
44495621767Method and device for locking on a carrier signal by dividing frequency band into segments for segment signal quality determination and selecting better signal quality segment
44505619537Maximum a posteriori decoder for digital communications
44515612974Convolutional encoder for use on an integrated circuit that performs multiple communication tasks
44525612973System employing dissipative pseudorandom dynamics for communications and measurement
44535606575FFT-based channelizer and combiner employing residue-adder-implemented phase advance
44545604768Frequency synchronized bidirectional radio system
44555602881Receiver for a digital communication system
44565602879Clock recovering circuit for digital demodulator
44575602868Multiple-modulation communication system
44585600678Programmable digital modulator and methods of modulating digital data
44595600673Circuit for discriminating received signal modulation type
44605598441Carrier acquisition technique for mobile radio QPSK demodulator
44615598430Analog/digital receiver
44625596606Synchronous detector and methods for synchronous detection
44635594757Method and apparatus for digital automatic frequency control
44645592513Synchronous modulator and methods for synchronous modulation

1996

44655590158Method and apparatus for estimating PSK modulated signals
44665588027Digital demodulating method and circuit for use in a time-division multiple access channel
44675586146Programmable voltage controlled attenuator
44685583892Method and system for performing transmission of digital data by coding bit information into the shape of a pulse and decoding the bit information from the shape of the pulse
44695579435Discriminating between stationary and non-stationary signals
44705579346Automatic frequency control method and circuit for use in a delay detection type demodulator
44715579345Carrier tracking loop for QPSK demodulator
44725579337System employing dissipative pseudorandom dynamics and selective feedback for communications and measurement
44735579124Method and apparatus for encoding/decoding broadcast or recorded segments and monitoring audience exposure thereto
44745577087Variable modulation communication method and system
44755574750Methods and apparatus for detecting a cellular digital packet data (CDPD) carrier
44765574399Coherent PSK detector not requiring carrier recovery
44775572553Digital apparatus for broadband carrier-recovery
44785572551Carrier loop acquisition for staggered phase shift keying
44795566211Automatic frequency control method and apparatus therefor
44805565926Method and apparatus for communicating digital television signals using a signal constellation formed by four signal constellations placed in the quadrants
44815563888Carrier offset tracking for a receiver using channel impulse response
44825563556Geometrically modulated waves
44835563537Frequency-controlled circuit
44845561665Automatic frequency offset compensation apparatus
44855561468Multiplexed modulation system for robust audio digital television
44865557644Signal demodulating and decoding apparatus and signal demodulating and decoding method
44875557643Automatic frequency control system for GMSK-modulated signals
44885557634Multiprotocol directed infrared communication controller
44895557632Demodulation and roll-off filter apparatus
44905553101Demodulation logic unit adaptable to multiple data protocols
44915553098Demodulator with selectable coherent and differential data
44925550881Automatic modulation mode selecting unit and method for modems
44935550869Demodulator for consumer uses
44945541990Compensated hybrid
44955541966System and circuit for estimating the carrier frequency of a PSK numeric signal
44965541955Adaptive data rate modem
44975539770Spread spectrum modulating apparatus using either PSK or FSK primary modulation
44985537419Receiver sample timing adjustment using channel impulse response
44995535240Transceiver apparatus employing wideband FFT channelizer and inverse FFT combiner for multichannel communication network
45005535215Method and apparatus for providing control channels and message channels in a radio communication system
45015533060Multi-phase PSK signal decoder including phase display generator with phase correcting feedback
45025528686Transformerless hybrid circuit having direct powered line-side amplifiers
45035528685Transformerless hybrid circuit
45045528633Tuner with quadrature downconverter for pulse amplitude modulated data applications
45055521944Circuit for a demodulator for a radio data signal in a radio receiver
45065511099Passband sync block recovery
45075511097Delay detection circuit
45085500876Phase error canceller for QPSK signals using unique word detectors
45095499268Adaptive equalizer capable of compensating for carrier frequency offset
45105497401Branch metric computer for a Viterbi decoder of a punctured and pragmatic trellis code convolutional decoder suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data
45115495510Phase synchronization device integrated into the demodulator stage of a receiver of multi-phase modulator signals
45125491724Mean phase predictor for maximum a posteriori demodulator
45135491721Modem powering method and apparatus
45145491720Method and system for automatically determining data communication device type and corresponding transmission rate
45155490176Detecting false-locking and coherent digital demodulation using the same
45165485489Carrier recovery circuit for offset QPSK demodulators

1995

45175477539Narrow band simulcast system having low speed data distribution
45185477199Digital quadrature amplitude and vestigial sideband modulation decoding method and apparatus
45195475710Adaptive equalizer and receiver
45205473694Synchronization of nonautonomous chaotic systems
45215473637Open-loop phase estimation methods and apparatus for coherent demodulation of phase modulated carriers in mobile channels
45225471501Enhanced digital communications receiver using channel impulse estimates
45235463661TX preemphasis filter and TX power control based high speed two wire modem
45245461347Apparatus and method for geometrically modulating electromagnetic radiation and a receiver for decoding geometrically modulated signals
45255457710Method and circuit for detecting burst signal
45265455846Detection of a digitally modulated signal using binary line enhancement
45275444415Modulation and demodulation of plural channels using analog and digital components
45285440589Frequency offset dealing modulator and demodulator apparatus
45295440587Demodulator for digitally modulated wave
45305440347Method and apparatus for randomizing training sequences to minimize interference in digital transmissions
45315440268AFC circuit for QPSK demodulator
45325440267Demodulator
45335438594Device for demodulating digital signals modulated by an alternating modulation constellation technique
45345432697Technique for controlling the symbolic dynamics of chaotic systems to generate digital communications waveforms
45355430770Method and apparatus for composite signal separation and PSK/AM/FM demodulation
45365422917Frequency offset estimation using the phase rotation of channel estimates
45375420887Programmable digital modulator and methods of modulating digital data
45385418815Receiver adaptively operable for multiple signal transmission systems
45395416803Process for digital transmission and direct conversion receiver
45405416802Receiver circuit for digital and analog modulated signal
45415416800Mobile radio receiver for a radio transmission system
45425416776Modem backplane techniques
45435412695Method and device for removing frequency offset
45445412690Method and apparatus for receiving electromagnetic radiation within a frequency band
45455410573Digital phase-locked loop circuit
45465402449Process and device for converting digitally modulate high-frequency reception signals
45475402334Method and apparatus for pseudoperiodic drive
45485392463Power amplifier capable of saturation and linear amplification
45495392403Circuit arrangement employing a microprocessor module for data conversion in a data transmission between a personal computer and communication equipment
45505388121Modified Chirp-Z pulse detector
45515386438Analog front end integrated circuit for communication applications
45525381450Technique for automatically detecting the constellation size of a quadrature amplitude modulated (QAM) signal
45535381108Automatic calibration of the quadrature balance within a cartesian amplifier
45545379346Cascading synchronized chaotic systems

1994

45555377232Frequency synchronized bidirectional radio system
45565377229Multi-modulation scheme compatible radio
45575373247Automatic frequency control method and circuit for correcting an error between a received carrier frequency and a local frequency
45585363415Carrier regenerating device correctly operable in mobile satellite communication
45595363408Mode selective quadrature amplitude modulation communication system
45605359709Apparatus and method for providing multiple operating configurations in data circuit terminating equipment
45615351272Communications apparatus and method for transmitting and receiving multiple modulated signals over electrical lines
45625347542Demodulation selection for a communication signal
45635347228BPSK demodulator using compound phase-locked loop
45645341105Quadratore demodulator circuit utilizing automatic frequency control signal and method thereof
45655337331Method of coherent demodulation for phase shift keying and a device for implementing the method
45665331672Automatic detector and selector of RS-232 or V.35 interface
45675325401L-band tuner with quadrature downconverter for PSK data applications
45685325396Subscriber unit for wireless digital subscriber communication system
45695321799Signalling transition control in a modulated-signal communications system
45705321726Calibration of vector demodulator using statistical analysis
45715315622Data circuit terminating equipment (DCE) including timing arrangements circuits controlled by processing means
45725315620Arrangement for correction of synchronous demodulator quadrature phase errors
45735311555Phase divider for complex signals
45745311545Modem for fading digital channels affected by multipath
45755309476Automode signal detection in full duplex modems
45765307021Phase-error detecting circuit for QDPSK demodulator
45775303269Optically maximum A posteriori demodulator
45785301210Coherent demodulating device with carrier wave recovering digital circuit
45795299231Method and device for estimating the carrier frequency of a modulated data signal
45805295156Modem
45815291555Communication using synchronized chaotic systems
45825291527Communication system and demodulator used in communication system
45835289506Automatic frequency control circuit
45845289476Transmission mode detection in a modulated communication system
45855287374Identification of encoder type through observation of data received
45865287067Method and apparatus for demodulation with adaptive phase control in quasi-coherent detection
45875283531Demodulation apparatus incorporating adaptive equalizer for digital communication
45885282228Timing and automatic frequency control of digital receiver using the cyclic properties of a non-linear operation
45895276710Carrier frequency error detector capable of accurately detecting a carrier frequency error

1993

45905274668Integrated circuit demodulator component
45915272700Spectrally efficient broadband transmission system
45925272446Digitally implemented fast frequency estimator/demodulator for low bit rate maritime and mobile data communications without the use of an acquisition preamble
45935271036Method and device for the recognition of modulations
45945270665Demodulator for continuously and accurately carrying out demodulating operation by a frequency multiplication method
45955268647Method and arrangement of coherently demodulating PSK signals using a feedback loop including a filter bank
45965265323Method of fabricating a stator assembly for a non-static cogging brushless DC motor
45975265151Method of improving modem performance by controlling transmitted power of modem, and modem implementing the same
45985263026Maximum likelihood sequence estimation based equalization within a mobile digital cellular receiver
45995260975Digital demodulator
46005259000Modulator-demodulator apparatus and system
46015257291Circuit for evaluating frequency difference
46025255290Method and apparatus for combined frequency offset and timing offset estimation
46035253272Digital data transmission system with adaptive predistortion of transmitted pulses
46045247543Carrier aquisition apparatus for digital satellite communication system
46055245660System for producing synchronized signals
46065245611Method and apparatus for providing carrier frequency offset compensation in a TDMA communication system
46075241567Circuit for demodulating PSK modulation signals
46085233631Device for recovering a carrier wave provided with a circuit for inhibiting dummy frequency acquisitions
46095229997Carrier recovery control with sequential FEC sync detection and frame sync detection
46105214391Demodulation apparatus having multipath detector for selecting a first or second demodulator
46115214390Method and apparatus for partial response demodulation
46125208836Method for bit detection at the receiver end of differentially coded binary or quaternary PSK signals in differential-coherent demodulation
46135208829Communication satellite system having an increased power output density per unit of bandwidth
46145203030Satellite transmission capturing method for GPS receiver
46155202905Moden signal detecting system for adaptive differential PCM CODEC
46165202644Receiver apparatus
46175193222System for interrupting a transmitter output wave
46185189684Line signal deterioration removing systems
46195187721Frequency shift keying modulator
46205187591System for transmitting and receiving aural information and modulated data
46215182772Method and apparatus for encoding, transmitting, receiving and de-coding information
46225179360Transmitting/receiving apparatus switchable between digital and analog modulation modes
46235177734Multirate wire line modem apparatus

1992

46245173663Demodulation circuit enabling independent recovery of the carrier and sampling timing
46255170131Demodulator for demodulating digital signal modulated by minimum shift keying and method therefor
46265159607RF signal synthesis
46275159282Demodulation apparatus incorporating adaptive equalizer for digital communication
46285157694Coherent PSK demodulator using bit error rate and S/N ratio to establish synchronization
46295151925Coherent demodulation method for a digitally modulated signal having a continuous phase and a constant envelope
46305148451Carrier regeneration device correctly operable in mobile satellite communication
46315146473Subscriber unit for wireless digital subscriber communication system
46325144256Method and apparatus for demodulating a GMSK signal
46335134648Reconfigurable modem for a computer or the like
46345134404Quadrature error correction
46355131008DSP-based GMSK coherent detector
46365128968Apparatus for cancelling carrier phase jitters
46375127046Push/pull modem interface circuit
46385115451Local area network modem
46395111482MSK signal detector
46405107522Automatic frequency control circuit
46415099494Six channel digital demodulator
46425097220Circuit for demodulating PSK modulated signal by differential-defection
46435088111Modulation and demodulation system employing AM-PSK and FSK for communication system using digital signals
46445086241Costas loop carrier wave reproducing circuit
46455084903Modulation and demodulation system employing AM-PSK and QPSK communication system using digital signals
46465084902Jitter canceller with an initial value setting circuit for an adaptive filter
46475081645Novel spread spectrum codec apparatus and method
46485079512Quadrature demodulation of a data sequence following a particular signal sequence with a local reference carrier signal having a frequency different from a received carrier signal

1991

46495077755Digital signal processing system in modem
46505077531PSK signal demodulation system
46515067140Conversion of analog signal into I and Q digital signals with enhanced image rejection
46525067139Coherent detector for QPSK modulation in a TDMA system
46535065107Phase-locked loop bandwidth switching demodulator for suppressed carrier signals
46545062123Kalman predictor for providing a relatively noise free indication of the phase of a carrier laden with noise
46555056115Device for the division, at an optimum sampling rate, of a passband signal into its components on two carriers in quadrature
46565048086Encryption system based on chaos theory
46575042052Carrier acquisition scheme for QAM and QPSK data
46585040194Method and apparatus for providing for automatic gain control of incoming signals in a modem
46595040190Analog data station terminal
46605038365Modem having a software-adapted modulation rate
46615036296Frequency tracking circuit using samples equalized at different sampling instants of same clock period
46625034963Apparatus for visually aiding MSK detection and interference recognition and classification
46635027372Differential phase shift keying modulator
46645025455Phase ambiguity resolution for offset QPSK modulation systems
46655022048Programmable digital frequency-phase discriminator
46665012491Preamable detection circuit for digital communications system
46675008903Adaptive transmit pre-emphasis for digital modem computed from noise spectrum
46685008900Subscriber unit for wireless digital subscriber communication system
46695005168Multirate wire line modem apparatus
46705001727Carrier and data recovery and demodulation system
46714993048Self-clocking system
46724989219Midlevel carrier modulation and demodulation techniques

1990

46734979211Classifier for high speed voiceband digital data modem signals
46744977580Timing and carrier recovery in TDMA without preamble sequence
46754965641Processor modem
46764961206Data modem system
46774958360Circuit for recovering the carrier in digital transmission systems
46784953210Feature negotiation protocol for a synchronous modem
46794949357Synchronizing circuit for offset quaternary phase shift keying
46804947409Apparatus for correcting frequency in a coherent receiver
46814943982Baseband carrier phase corrector
46824939790PLL frequency stabilization in data packet receivers
46834937841Method and circuitry for carrier recovery for time division multiple access radio systems
46844933958Method for receiving carrier oscillations modulated with a useful signal
46854930141Multi-phase PSK modulation apparatus
46864926499Carrier phase controller for a receiver of phase modulated signals
46874926443Correction circuit for a digital quadrature-signal pair
46884924456High speed modem
46894920278Phase comparator
46904916405Smart sweep apparatus for data rate receivers
46914912422Demodulation system for PSK signals with low carrier to noise ratio and large frequency offset
46924910474Method and apparatus for generating phase and amplitude modulated signals
46934905282Feature negotiation protocol and dynamically adjustable retraining sequence for a high speed half duplex modem
46944901332Noncoherent-coherent A.C. coupled base band AGC receiver
46954894841Digital direct-sequence spread-spectrum modem

1989

46964888793Phase correcting DPSK/PSK receiver with digitally stored phase correction derived from received data
46974887050Frequency control apparatus and method for a digital radio receiver
46984884285(DS) transmitter
46994879728DPSK carrier acquisition and tracking arrangement
47004878228Microwave relay station having a common standby channel for signals of different types of modulation
47014871975Carrier recovery circuit for offset QPSK demodulators
47024871973Demodulator including sweep controller for controlling synchronization capture range
47034868864Autocorrelating 2400 bps handshake sequence detector
47044866395Universal carrier recovery and data detection for digital communication systems
47054860320Method for recovering a control signal for controlling the phase of a local carrier signal
47064859959Data demodulator carrier phase error detector
47074856031Adaptive multiharmonic phase jitter compensation
47084856027Carrier recovery phase-locked loop
47094853944Digital AM/FM/.phi.M demodulator
47104853642Phase controlled demodulator for digital communications system
47114849989Data modem receiver
47124849703Method and apparatus for generating a data sampling clock locked to a baud clock contained in a data signal
47134847578Method and device for detecting false locks between a reference signal and a signal to be demodulated by coherent digital demodulation
47144843616Method of obtaining a phase difference signal
47154843613Digitally implemented modulators
47164839919Telephone and demodulator
47174837786Technique for mitigating rain fading in a satellite communications system using quadrature phase shift keying
47184835790Carrier-to-noise detector for digital transmission systems
47194833416QPSK/BPSK demodulator
47204815137Voiceband signal classification
47214814719Unsymmetrical QPSK demodulator
47224812786Method and system for providing precise multi-function modulation
47234811363Method for recovering a phase difference signal
47244808937Phase-locked loop for a modem
472548034388-phase phase-shift keying demodulator
47264800574Digital modulator/demodulator including non-linear analog-to-digital converter and circuitry compensating for the non-linearity of the converter
47274795986Method and circuit for carrier synchronism recovery in PSK coherent demodulators

1988

47284771417High speed modem
47294717894Calibration of vector modulators using a scalar detector

1987

47304715044Automatic synchronous/asynchronous modem
47314713630BPSK Costas-type PLL circuit having false lock prevention
47324712222Adaptive recursive phase offset tracking system
47334712221Carrier recovery of modulated signals
47344704582Gated demodulator for shaped BPSK signals
47354694204Transistor circuit for signal multiplier
47364691342Multi-speed, full duplex modem
47374691318Data transmission system with error correcting data encoding
47384687999Circuit for recovering the carrier wave in digital transmission systems
47394686689Phase-locked loop circuit
47404680778Fast acquisition circuit for synchronous digital receiver operating in wideband noise
47414652838Phase randomization to reduce detectability of phase or frequency-modulated digital signals
47424651108Demodulation circuit having means for detecting phase difference
47434651104Frequency converter with automatic frequency control
47444646323Method and system for digital data transmission
47454646320Automatic digital strapping apparatus for data modems
47464641325Receiver for phase shift modulated carrier signals
47474639939Apparatus for cancelling periodic carrier phase jitters
47484637035Digital modem for multiple telephone circuits

1986

47494631738Gain tracker for digital modem
47504620294Digital signal processor modem
47514614910Quarternary differential PSK demodulator
47524613974Method and system for modulating a carrier signal
47534613973Digital data decoder and method
47544608540Phase-shift keying demodulator
47554601044Carrier-phase adjustment using absolute phase detector
47564599732Technique for acquiring timing and frequency synchronization for modem utilizing known (non-data) symbols as part of their normal transmitted data format
47574597107Modulation detector and classifier
47584592075Phase-shift keying demodulator
47594584652Apparatus and method for determining in-phase and quadrature-phase components
47604583236Modified absolute phase detector
47614583048MSK digital demodulator for burst communications
47624580102Utilizing carrier construction
47634578796Programmable multiple type data set
47644569061Phase distortion adaptive detector of minimum shift keying data

1985

47654555667Synchronous digital QPSK demodulator with carrier error correction
47664553237Error-correction system for two-dimensional multilevel signals
47674543066Digital transmitter simulator
47684542514Method of measuring quality of a signal received by a receiver of a two-dimensional linear modulation data communication system
47694542347Demodulator circuit with integrated automatic gain control
47704531224Low signal-to-noise ratio symbol synchronizer
47714530104Circuit for reducing errors in a data receiver
47724527278Method for correcting the frequency of a local carrier in a receiver of a data transmission system and receiver using this method
47734520493Adaptive recursive frequency offset tracking system
47744519084Matched filter for combating multipath fading
47754503545System for evaluating transmission line impairments
47764501020Spectrum surveillance receiver system
47774501002Offset QPSK demodulator and receiver

1984

47784479253Phaselock receiver with input signal measuring capability
47794470145Single sideband quadricorrelator
47804466108TDMA/PSK Carrier synchronization without preamble
47814462109Receiver for phase-shift modulated carrier signals
47824461012Transmitter and receiver for transmitting digital signals
47834458356Carrier recovery circuit
47844445094SMSK And MSK demodulator
47854439737Phase locked loop, as for MPSK signal detector
47864425664Multiport programmable digital data set
47874424492Apparatus and means for high speed digital frequency shifting

1983

47884419759Concurrent carrier and clock synchronization for data transmission system
47894419756Voiceband data set
47904394626Phase synchronizing circuit
47914384357Self-synchronization circuit for a FFSK or MSK demodulator

1982

47924355401Radio transmitter/receiver for digital and analog communications system
47934348641Digital baseband carrier recovery circuit
47944344178Costas loop QPSK demodulator
47954338574Carrier recovering circuit for phase modulated signal
47964336500MSK Demodulator frequency acquistion apparatus and method
47974335446Terminal equipment for data-transmission network including digitally operating modem
47984327439Method for generating modem transmission signals with quadrature amplitude modulation
47994318049Carrier recovery circuit for use in a multi-level phase shift keying demodulator
48004317210Coherent receiver for angle-modulated data signals
48014314206Noise chopper for preventing false locks in a coherent carrier recovery system

1981

48024281412Method of and apparatus for transmitting and recovering offset QPSK modulated data
48034267591QPSK Suppressed carrier with rotating reference phase
48044263670Microprocessor data modem
48054243941Digital signal receiver having a dual bandwidth tracking loop

1980

48064238739Preset network for a phase lock loop
48074234957Method and apparatus for generating timing phase error signals in PSK demodulators
48084227255Signal classifier
48094224575Phase/frequency controlled phase shift keyed signal carrier reconstruction circuit

1979

48104180779QPSK Demodulator with two-step quadrupler and/or time-multiplexing quadrupling
48114180705Arrangement for the automatic resynchronization of a data transmission receiver
48124174489Phase discriminator in a receiver for a data transmission system
48134169246Digital carrier correction circuit
48144166980Method and apparatus for signal recognition
48154143322Carrier wave recovery system apparatus using synchronous detection
48164137505Method of and apparatus for frequency control

1978

48174130802Unidirectional phase shift keyed communication system
48184122300Data transmission system and application thereof to the transmission of analog signals and of data in a network with delta modulation
48194106102Self-adaptive digital filter for noise and phase jitter reduction
48204105975Offset correction circuit for phase detectors
48214100499Carrier synchronization system for coherent phase demodulators
48224092606Quadraphase demodulation
48234091331Arrangement for compensating carrier phase errors in a receiver for discrete data values
48244087677Digital PSK modem
48254087628Carrier lock detector
48264085367Method and detection of phase and frequency modulation
48274079329Signal demodulator including data normalization
48284079202Digital communication system
48294074119Code word determination

1977

48304065722Demodulation method and circuit for discretely modulated ac signals
48314061977Phase tracking network
48324047153Statistical data detection method and apparatus
48334039961Demodulator for combined digital amplitude and phase keyed modulation signals
48344021743Phase logic demodulator
48354003001Multi-line, multi-mode modulator using bandwidth reduction for digital FSK and DPSK modulation

1976

48363997848Linear phase demodulator including a phase locked loop with auxiliary feedback loop
48373993956Digital detection system for differential phase shift keyed signals
48383987374Multi-line, multi-mode modulator using bandwidth reduction for digital FSK and DPSK modulation
48393983499Multi-phase PSK demodulator
48403970945Method and apparatus for demodulating PSK modulated oscillations
48413969617Multichannel digital modulator
48423959586Frequency burst communication system
48433958191Multi-line, multi-mode modulator using bandwidth reduction for digital FSK and DPSK modulation
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017