СПИСОК патентов США - подгруппа МПК16 H04L25/03


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2017

19609658System and method for interference alignment in cognitive small cell networks
29609530Aperture-fed, stacked-patch antenna assembly
39609476Wireless device, wireless base station, and control method for a failure in a wireless network
49608851Turbo decoding techniques
59608846Apparatus and method for transmitting data with conditional zero padding
69608845Transmit apparatus and method
79608771Short packet for use in beamforming
89608756Concurrent airborne communication methods and systems
99608735MIMO equalization optimized for baud rate clock recovery in coherent DP-QPSK metro systems
109608696Dynamic transmit power and signal shaping
119608682Interference reduction for multiple signals
129602518Modulation analysis and distortion identification
139602319Apparatus, method, and computer readable medium for high-efficiency wireless local-area network (HEW) signal field detection
149602318Closed-loop high-speed channel equalizer adaptation
159602317Apparatus and method for combining currents from passive equalizer in sense amplifier
169602316Multiple symbol noncoherent soft output detector
179602315Method and apparatus for passive continuous-time linear equalization with continuous-time baseline wander correction
189602314Communications receiver equalizer
199602267Communication apparatus and communication method
209602242Coherent reception with noisy channel state information
219602239Receiver for wireless communications networks
229602229Method for cancelling a data transmission of a neighboring cell
239602207Soft decoding of data in a coherent optical receiver
249602184Wireless communication device, control method of wireless communication device and phase shifter
259602182Baseband processing apparatus in radio communication system and radio communication
269602179Base station apparatus and transmission method
279602177Method and apparatus for efficient feedback in a wireless communication system supporting multiple antennas
289602150Wireless device
299602116Interleaved successive approximation register analog to digital converter
309602069Programmable impedance network in an amplifier
319600427Receiver circuit and semiconductor integrated circuit
329596715Long wireless local area network (WLAN) packets with midambles
339596120Signal transmission apparatus, distortion compensation apparatus, and signal transmission method
349596109Methods and systems for high bandwidth communications interface
359596108Method and apparatus for baud-rate timing recovery
369596107Electrical dispersion compensator and tap coefficient calculation method suitably applicable thereto
379596106Pilot pattern for observation-scalar MIMO-OFDM
389596105Time tracking schemes for reduced ISI in multi-transmission-point OFDM systems
399596104Blind equalization tap coefficient adaptation in optical systems
409596103Interference canceling for mobile devices
419596045Method for determining impulsive interference applicable to orthogonal frequency division multiple access signal receiver and receiver thereof
429596015Uplink signal transmission and reception using optimized rank 3 codebook
439596010Wireless communication apparatus and wireless communication method
449596002Transceiver front-end for communication over power lines
459595983Method and apparatus for digital predistortion of ultra wideband radio frequency upconverters
469595982Relaxed digitization system linearization
479595920Hardware-efficient compensator for outphasing power amplifiers
489591627System and method for allocating transmission resources based on a transmission rank
499591620P-CPICH scrambling code collision detection
509590801Equalization scheme in trans-impedance amplifier for optical communications
519590799Clock recovery and equalizer estimation in a multi-channel receiver
529590779Modulation and equalization in an orthonormal time-frequency shifting communications system
539590769Effective method and device for transmitting control information for supporting uplink multi-antenna transmission
549590757Equalizer for joint-equalization
559590741Current-mode driver
569590717Signal receiving method and electronic device
579590710Feedback scheduling to reduce feedback rates in MIMO systems
589590708Method and apparatus for equal energy codebooks for antenna arrays with mutual coupling
599590706Method and apparatus for equal energy codebooks for antenna arrays with mutual coupling
609590687Prefiltering in MIMO receiver
619590663Radio apparatus
629590595Driver circuit with feed-forward equalizer
639585127Method and apparatus for multiplexing control information and data, and for transmitting the multiplexed control information and data in a MIMO wireless communication system
649584347Methods and systems for rapid detection of digital radio signals
659584346Decision-feedback equalizer
669584345High data rate multilevel clock recovery system
679584306Phase detection in an analog clock data recovery circuit with decision feedback equalization
689584264Radio communication apparatus and radio communication method
699584250Symbol timing estimation for coherent polarization multiplex optical receivers
709584243Orthogonal modulation using M-sequences and Hadamard transforms
719584203Method and apparatus for efficient feedback in wireless communication system supporting multiple antennas
729584181Channel estimation
739584171Adaptive data recovery
749578643Backhaul radio with antenna array and multiple RF carrier frequencies
759577851Active signaling in a cognitive wireless telecommunication network
769577850Control actuation smoothing
779577849MIMO wireless communication systems
789577848Decision feedback equalizer
799577786Pilot symbol generation for highly-spectrally-efficient communications
809577771Radio frequency time skew calibration systems and methods
819577724Precoding matrix indicator feedback method, receive end, and transmit end
829577700Radio with asymmetrical directional antenna sub-arrays
839577698Semiconductor device including spiral shape inductor and horseshoe shape inductor
849577588Systems and methods for signal predistortion
859575922Apparatus, system, and method for improving equalization with a software equalization algorithm
869572137Method and apparatus for transmitting reference signal in wireless communication system
879571325Transmission circuit, transmission method, and transmission system
889571321Methods and systems for OFDM using code division multiplexing
899571312Expurgated pulse position modulation for communication
909571311Adaptive cyclic offset cancellation for the receiver front-end of high-speed serial links
919571310Method, codebook and base station for precoding
929571309Decision feedback equalizer and receiver circuit
939571308High speed transceiver
949571307Hybrid dedicated reference signal method and system
959571306Device and method for eliminating channel effect
969571232System and method for faster than Nyquist transmission
979571175Encoding channel quality indicator and precoding control information bits
989571174Precoding method, precoding device
999571172Method of maximizing MIMO throughput by placing antennas in a vehicle
1009571170Method for mapping and demapping resource in a wireless communication system and an apparatus thereof
1019571116Circuit and method of adaptive filtering digital calibration of ADC
1029570105Magnetic recording system for real time and retry multi-dimensional signal equalization
1039565686Co-channel operation systems, methods, and devices
1049565667Method and device for receiving downlink signal in wireless communication system
1059565664Method and apparatus for transmitting reference signals in communication systems
1069565123Methods and systems for scheduling OFDM frames
1079565046Methods and nodes in a wireless communication network
1089565045System and method for controlling combined radio signals
1099565041Adaptive equalization using correlation of edge samples with data patterns
1109565038Non-coherent multi-symbol-delay differential detector
1119565037Adaptive serdes receiver
1129565004Transmit diversity for pre-coded radio control signals
1139564976Blind equalization of dual subcarrier OFDM signals
1149564954Method for mapping and demapping resource in a wireless communication system and an apparatus thereof
1159564953Method for mapping and demapping resource in a wireless communication system and an apparatus thereof
11695649483-level bridge driver with single supply and low common mode EMI emission
1179564935Linear composite transmitter utilizing composite power amplification
1189559879PA cell, PA module, wireless communication unit, RF transmitter architecture and method therefor
1199559878Phase adjustment circuit for clock and data recovery circuit
1209559877System and method for adjusting clock phases in a time-interleaved receiver
1219559876Adaptive equalization processing circuit and adaptive equalization processing method
1229559875Blind equalization in a single carrier wideband channel
1239559874Multiuser time-reversal division multiple access uplink system with parallel interference cancellation
1249559873Signal receiving apparatus based on faster than nyquist and signal decoding method thereof
1259559871Composite channel equalization of a wideband wireless communication system
1269559809Method and device for predicting the performance of a system for communication over a transmission channel
1279559765Apparatus and method for relieving interference in wireless communication system
1289559758Transmission/reception apparatus and method for supporting MIMO technology in a forward link of a high rate packet data system
1299559746Systems and methods for multi-channel transceiver communications
1309554394Uplink MU-MIMO method and system
1319553745High-speed signaling systems with adaptable pre-emphasis and equalization
1329553743Two-dimensional (2D) decision feedback equalizer (DFE) slicer within communication systems
1339553742Method and apparatus for independent rise and fall waveform shaping
1349553741Adaptive demodulation method and apparatus using an artificial neural network to improve data recovery in high speed channels
1359553740Method and apparatus for equalizing signals
1369553739Loop adaptation control with pattern detection
1379553651Method of high-bitrate wireless communication with a multi-antenna receiver
1389553644Precoding method, transmitting device, and receiving device
1399553637Near field communications (NFC) and proximity sensor for portable devices
1409553618Signal cancellation method and device for wireless communication system
1419548876Multiple transmitter system and method for controlling impedances of multiple transmitter system
1429548853Asymmetric full duplex communication including device power communication
1439548840Modulation and equalization in an orthonormal time-frequency shifting communications system
1449548803Performance for a multiple antenna beamforming cellular network
1459548801Closed loop multiple transmit, multiple receive antenna wireless communication system
1469548789Breaking up symbols for spectral widening
1479548788Frequency conversion system with improved spurious response and frequency agility
1489544889Method for processing physical downlink control channel data, transmitting end, and user equipment
1499544876Downlink control information (DCI) validation for enhanced physical downlink control channel (ePDCCH)
1509544803Method for reporting channel state information in a wireless communication system, and apparatus therefor
1519544171Zero insertion for ISI free OFDM reception
1529544170Methods and circuits for adaptive equalization
1539544169Multiphase receiver with equalization circuitry
1549544071Margin test methods and circuits
1559544032System and method for multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) offset quadrature amplitude modulation (OQAM)
1569544031Method of variable rate single user and multi user MIMO feedback for mobile communications system
1579543910Radio frequency system switching power amplifier systems and methods
1589538532Method for transmitting/receiving signal and device therefor
1599538397Base station, terminal, communication system, communication method, and integrated circuit
1609537691Determining a representation of an electrical signal
1619537689Method and apparatus for identifying co-channel interference
1629537685Continuous time linear equalization for current-mode logic with transformer
1639537684Adaptive transmit beamforming for frequency division duplexing systems
1649537683Method and apparatus for residual phase noise compensation
1659537682High speed receiver with one-hot decision feedback equalizer
1669537681Multimode equalization circuitry
1679537680Inducing response signatures in a communication network
1689537679Bi-modal arbitration nodes for a low-latency adaptive asynchronous interconnection network and methods for using the same
1699537619Processing method for orthogonal frequency division multiplexing signal and network device
1709537584Phased array device and calibration method therefor
1719537554Joint coding method based on binary tree and coder
1729537551Finding channel state information with reduced codebook in a multi-antenna wireless communication system
1739537550Mobile communication system, user terminal, and processor
1749537521System for and method of removing unwanted inband signals from a received communication signal
1759537518Power sensing in wireless system

2016

1769532333Method and system for transmission of muting configurations
1779531570CML quarter-rate predictive feedback equalizer architecture
1789531569Power aware receiver/transmitter adaptation for high speed serial interfaces
1799531475High-speed receiver architecture
1809531463Closed-loop multiple-input-multiple-output scheme for wireless communication based on hierarchical feedback
1819531458Method, device and system for precoding based on CoMP
1829531457Interference management of device-to-device communication in a cellular communication system
1839529567Digital processor having instruction set with complex exponential non-linear function
1849525977Broadcast multicast mode
1859525572Signal correction method and receiving machine
1869525571Calibration of single-ended high-speed interfaces
1879525521Method and apparatus for scheduling CoMP user equipment
1889525514System and method for decoding block of data received over communication channel
1899525456Receiving device and receiving process method
1909525442OFDM transmitter comprising a pre-distortion unit, an OFDM modulator and a filter
1919525383Apparatus and methods for a capacitive digital-to-analog converter based power amplifier
1929521441Digital broadcasting system and method of processing data
1939521027Method for generating symbols for the automatic gain control of a signal to be transmitted
1949521026Tomlinson-harashima precoding with non-overlapping dynamic modulation coding subsets
1959521021Adaptive backchannel equalization
1969521020Data packet processing for estimation of a direction towards a transmitter
1979521019Efficient uplink feedback in a wireless communication system
1989521018Wireless receiver for turbo loop multiuser detection incorporating prior loop residual estimation errors
1999521017Diversity reception device, diversity reception method, reception program, and recording medium
2009520925Method and apparatus for transmitting signal in wireless communication system
2019520872Linear equalizer with variable gain
2029516655Method and system for enabling resource block bundling in LTE-A systems
2039515861Peak suppression apparatus
2049515858Transmission unit, reception unit, and communication system
2059515857Methods and systems for adaptive communication
2069515856Offset and decision feedback equalization calibration
2079515855Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference
2089515742System and methods for adaptive equalization for optical modulation formats
2099515710Signal sequence estimation
2109515698Ultra-wideband frequency position modulation using nonlinear compressed sensing
2119515694Adaptable rate transceiver
2129515687Inter carrier interference cancellation for orthogonal frequency domain multiplexing receivers
2139515665Selector circuit, equalizer circuit, and semiconductor integrated circuit
2149515639Method for generating a pulse and circuit configuration for an electronic device to generate a pulse
2159510212Signal designs for densely deployed network
2169509533Method performed by a sphere decoder based turbo equalizer
2179509532Duty-cycled equalizations
2189509531Decision feedback equalizer
2199509438Determining a high data rate for backchannel communications for initialization of high-speed networks
2209509425Signal detection method and apparatus
2219509391Sounding feedback schemes for very high throughput wireless systems
2229509390Method and apparatus for providing Channel State Information-Reference Signal (CSI-RS) configuration information in a wireless communication system supporting multiple antennas
2239509379System and method for designing and using multidimensional constellations
2249509362Method and apparatus for handling modified constellation mapping using a soft demapper
2259509352Phase-noise cancellation apparatus and method
2269509350Devices and methods for adaptive crest factor reduction in dynamic predistortion
2279504046Time shifting of co-channel data transmissions to reduce co-channel interference
2289504018Systems and methods for coordinating the scheduling of beamformed data to reduce interference
2299503293Coefficient error robust feed forward equalizer
2309503292Method and device for calculating coefficients of feed-forward equalizer and feed-backward equalizer in decision feedback equalizer
2319503291Method and apparatus for discrete multitone transmission
2329503290Diversity reception device, diversity reception method, reception program, and recording medium
2339503284Receiver, transmitter and a method for digital multiple sub-band processing
2349503170System, method and apparatus for multi-input multi-output communications over per-transmitter power-constrained channels
2359503168Method and apparatus for codebook-based precoding in MIMO systems
2369503137Interference cancellation in microwave backhaul systems
2379497764Systems and methods for a data scrambling procedure
2389497763Component carrier (de)activation in communication systems using carrier aggregation
2399497757Method and apparatus for transmitting control information for reduction of inter-cell interference in wireless communication system
2409497755Method for transceiving control information, and apparatus for same
2419497741Method and apparatus for transmitting and receiving uplink control information in radio access system
2429497737Method and apparatus for searching for control channel in multi-node system
2439497046OFDM receiver with time domain channel estimation
2449497006Method and apparatus for transmitting uplink signals in wireless communication system for supporting multiple antenna transmission
2459496986Layer mapping method and data transmission method for MIMO system
2469496974Physical layer signaling to user equipment in a wireless communication system
2479496963Current-mode driver with built-in continuous-time linear equalization
2489496905Detection and mitigation of interference in a receiver
2499491719Method, system and apparatus for power headroom report
2509491018Carrier phase and amplitude estimation for phase shift keying using pilots and data
2519491016Equalization processing apparatus, wireless communication terminal, and equalization processing method
2529491012Direct over-sampled pulse shaping circuit with flip flops and LUT
2539491011Methods and systems for transmitting data by modulating transmitter filter coefficients
2549491010Phase noise tracking and reduction
2559491009Full bridge decision feedback equalizer
2569491008On-chip AC coupled receiver with real-time linear baseline-wander compensation
2579490938Systems and methods for performing iterative interference cancellation
2589490933Electronic device and method for removing interferential signals of mobile device
2599490905Apparatus, method and computer program operable to determine estimates
2609490855Method and apparatus for self-directed interference cancellation filter management
2619485854Absorbing termination in an interconnect
2629485784Methods and arrangements in a telecommunication system for sending feedback data and user data on a combined feedback and data channel
2639485775Radio communication system, radio base station and radio communication method
2649485128System and method for scrambling using a bit scrambler and a phase scrambler
2659485122Data rate programming using source degenerated CTLE
2669485121Digital baud rate clock recovery of heavily ISI-induced signals
2679485120Method and apparatus for signal detection and baseline wander cancellation
2689485119Offset correction for sense amplifier
2699485065Method and base station for transmitting downstream link data, and method and user device for receiving downstream link data
2709485058PAM data communication with reflection cancellation
2719485002Equalizing method in a receiver node of a wireless communication system
2729484997Determining a precoder of a codebook
2739484995Method, system, and device for transmitting coding instruction information and for determining pre-coding matrix
2749484993Broadcast signal transmitter/receiver and broadcast signal transmitting/receiving method
2759484878Equalization of frequency-dependent gain
2769480056System and method for allocating transmission resources
2779479515Identification of a fault
2789479369Vector signaling codes with high pin-efficiency for chip-to-chip communication and storage
2799479367Apparatus and method for transmitting and receiving preambles in a digital video broadcasting system
2809479366IIR DFE updating gain and time constants using LMS equations
2819479365Method for performing loop unrolled decision feedback equalization in an electronic device with aid of voltage feedforward, and associated apparatus
2829479364Unequalized clock data recovery for serial I/O receiver
2839479363Partial response receiver and related method
2849479360Receiver apparatus and reception method in wireless communication system
2859479272Method and apparatus for processing a transmission signal in communication system
2869479239Feedback based on designated subset of codebook
2879479236Precoding and scheduling for a cellular communication system using a large number of base stations antennas
2889479215Processing digital samples in a wireless receiver
2899479119Amplifier circuit and operation method thereof
2909473333Communications system via data scrambling and associated methods
2919473332Methods and devices for communications systems using multiplied rate transmission
2929473331Efficient tracking of decision-feedback equaliser coefficients
2939473330Continuous time linear equalizer with a programmable negative feedback amplification loop
2949473259Techniques for testing receiver operation
2959473244Flexible 400G and 1 Tb/s transmission over transoceanic distance
2969473205Coaxial data communication with reduced EMI
2979467315Circuit and method for performing adaptation on all receiver branches
2989467314Signal modulation method, adaptive equalizer and memory storage device
2999467313Continuous-time linear equalizer for high-speed receiving unit
3009467312Speed improvement for a decision feedback equalizer
3019467311Method for sending and receiving signal, and corresponding device and system
3029467310Wide common-mode range receiver
3039467273Apparatus and method for reducing inter-cell interference in multiple input multiple output system
3049467251Method and system for forward error correction decoding with parity check for use in low complexity highly-spectrally efficient communications
3059467215Transmission method, transmission device, reception method, and reception device
3069467212System and method for multiple-input multiple-output communication
3079467174Low complexity high-order syndrome calculator for block codes and method of calculating high-order syndrome
3089462590Method of data transmission in multiple antenna system
3099461861Time-domain windowing function
3109461859Pilot signal transmission for an orthogonal frequency division wireless communication system
3119461855Methods and arrangements for selecting channel updates in wireless networks
3129461851Circuits for and methods of robust adaptation of a continuous time linear equalizer circuit
3139461850Parallel data processing
3149461765Method and system for providing scrambled coded multiple access (SCMA)
3159461726Method for generating codebook, method and apparatus for data transmission
3169461695Semiconductor device including spiral-shape inductor and horseshoe-shape inductor
3179461678Calculation of voltage standing wave ratio in radio device
3189459954Feedback signaling error detection and checking in MIMO wireless communication systems
3199456420Apparatus and method for adaptive channel transmission using channel state
3209455858Method for the transmission of a multi-carrier signal, and corresponding transmission device and computer program
3219455857Method for transmitting data unit in wireless LAN system and device for supporting same
3229455848DFE-skewed CDR circuit
3239455847Wireless communication apparatus with phase noise mitigation
3249455846Decision feedback equalization
3259455825Receiver with clock recovery circuit and adaptive sample and equalizer timing
3269455818Method and apparatus for signaling to a mobile device which set of training sequence codes to use for a communication link
3279455801Method and apparatus for efficiently transmitting control information to support uplink multiple antenna transmission
3289455775Handover signaling for beamforming communications
3299455774Low complexity soft output MIMO decoder
3309455046Adaptive analog-to-digital conversion based on signal prediction
3319454654Multi-server one-time passcode verification on respective high order and low order passcode portions
3329451622Methods and systems for wireless networks with relays
3339450800Wireless transmitter, wireless receiver, wireless transmission method, and wireless reception method
3349450797Mobile communications system
3359450792OFDM pre-equalizing
3369450791Circuits for efficient detection of vector signaling codes for chip-to-chip communication
3379450790Methods and apparatus for enabling and disabling scrambling of control symbols
3389450789Apparatus having programmable taps and method of using the same
3399450788Equalizer for high speed serial data links and method of initialization
3409450787System and method for early termination in iterative null-space directed singular value decomposition for MIMO
3419450785Apparatus and method for interference cancellation in communication systems
3429450744Control loop management and vector signaling code communications links
3439450723Channel estimation for data transmission parameter determination in systems employing an array-of-subarrays transceiver architecture
3449450686Testing an upstream path of a cable network
3459450656Beamforming handover messaging in a wireless network
3469450624Interference cancellation and improved signal-to-noise ratio circuits, systems, and methods
3479448964Autonomous control in a programmable system
3489445375Method and system for updating predistortion coefficient
3499444659Voltage mode transmitter
3509444658Method for scheduling users in a mobile or wireless communication system, corresponding mobile terminal and base station
3519444657Dynamically calibrating the offset of a receiver with a decision feedback equalizer (DFE) while performing data transport operations
3529444656Flexible receiver architecture
3539444655Apparatus, method and system of scrambling a wireless transmission
3549444652Receiving apparatus, data receiving method, and channel estimating apparatus and method therefor
3559444588On-chip bathtub BER measurement for high-speed serdes diagnostics
3569444581Integration of Viterbi algorithm with decision feedback equalization
3579444579Broadcast transmitter and method of processing broadcast service data for transmission
3589444578Method and apparatus of processing digital broadcasting signal in transmitter and receiver
3599444577Calibration correction for implicit beamformer using an explicit beamforming technique in a wireless MIMO communication system
3609444535Beamforming signaling in a wireless network
3619444499Wireless device and wireless access system
3629444437Circuits and methods for DFE with reduced area and power consumption
3639439212Dynamic assignment of ACK resource in a wireless communication system
3649439178Wireless communication system, mobile station device, base station device, wireless communication method, and integrated circuit
3659439134System acquisition mechanism for fixed devices in mobile broadband networks
3669438605Determining response signature commonalities
3679438458Method and apparatus for converting analog radio frequency (RF) signals to the digital domain in a multiband and multicarrier wireless communication system
3689438451CSI-RS antenna ports extension and 3D codebook design
3699438450Receiver and associated control method
3709438409Centering baud-rate CDR sampling phase in a receiver
3719438406Methods and systems for implementing an inter-frequency measurement procedure in the presence of a closed access node
3729438397Pseudo-random sequence mapping in wireless communications
3739438378Digital broadcasting system and method of processing data in digital broadcasting system
3749438377LLR computation device and error correction decoding device
3759438357Calibration device, signal processing device, and user interface for the same
3769438320Iterative nonlinear precoding and feedback for multi-user multiple-input multiple-output (MU-MIMO) with channel state information (CSI) impairments
3779438284Non-linear interference cancellation for multiple receiver antennas
3789438281Distortion-compensation device and distortion-compensation method
3799438178Mixer impairment correction based on volterra series
3809437210Audio signal processing
3819432562Device and system for in vivo imaging
3829432235Transmitters, receivers and methods of transmitting and receiving
3839432229Backchannel communications for initialization of high-speed networks
3849432227Partial response decision feedback equalizer with selection circuitry having hold state
3859432226Channel equalization method and apparatus, and receiver
3869432225Test circuits
3879432224Method and apparatus for low-complexity ISI estimation using sparse discontinuous time-domain pilots
3889432223Method of widely linear turbo-equalization in a multi-user context and for a multi-channel multi-antenna receiver
3899432222Broadband amplifier linearization using captured histogram data
3909432202Digital broadcasting system and method of processing data in the digital broadcasting system
3919432168Method and apparatus for transmitting and receiving channel status information (CSI) for supporting 256QAM in wireless access system
3929432124Inter-channel interference management for optical super-channels
3939432104Low-complexity diversity reception
3949432059Turbo equalizer and wireless receiving apparatus
3959426813Interference cancellation receiving method and interference cancellation receiving terminal
3969426631Relay method and relay device
3979426011Reducing out-of-band emission
3989426004Method for reducing jitter in receivers
3999426002Methods of receiving MIMO transmissions and related devices
4009426001System and method for multi-threaded OFDM channel equalizer with coprocessor
4019426000Symbol spaced adaptive MIMO equalization for ultra high bit rate optical communication systems
4029425999Process-voltage-temperature (PVT) invariant continuous time equalizer
4039425998Analog nyquist shaping of a low pass filtered transmission system
4049425997Methods and circuits for asymmetric distribution of channel equalization between devices
4059425996Iterative method for synthesizing digital filters for shaping a signal
4069425867Pre-processing method, system, and apparatus for cooperative communication
4079425866Method and apparatus for receiving coupled signal of terrestrial signal and mobile signal
4089425836Asymmetrical transmitter-receiver system for short range communications
4099419837Distributed antenna system
4109419830Device, system and method of communicating a wireless communication orthogonal-frequency-division-multiplexing signal
4119419828Multiwire linear equalizer for vector signaling code receiver
4129419827Partial response equalizer and related method
4139419826Adaptive filtering method and system based on error sub-band
4149419825Selectable-tap equalizer
4159419824Digital transmitter
4169419768Apparatus and method for transmitting a power headroom report in a wireless communication system supporting multi-carriers
4179419745System for detecting signal based on partial maximum likelihood and method thereof
4189419726Clock recovery for optical transmission systems
4199419696Beam information exchange between base stations
4209419695Method and arrangement for adapting a multi-antenna transmission
4219419676Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing
4229419663High-speed signaling systems and methods with adaptable, continuous-time equalization
4239419658Digital modulator non-linearity correction
4249419594Clock data recovery system
4259414423Scrambling sequence generation method and apparatus for use in device-to-device communication
4269414387Component carrier activation and deactivation using resource assignments
4279414379Wireless communication precoder determination
4289413580Symbol time offset correction via intercarrier interference detection in OFDM receiver
4299413573Receiver and gain control method thereof
4309413567Systems and methods for finite impulse response adaptation for gain and phase control
4319413566Signal transmission circuit
4329413451Method and apparatus for transmitting and receiving broadcast channel in cellular communication system
4339413440Method of enhancing system performance and related wireless module
4349413419Phase-optimized constant envelope transmission (POCET) method, apparatus and system
4359413400Blocker filtering for carrier aggregation receiver
4369413299Systems and methods utilizing adaptive envelope tracking
4379408196Method and terminal for feeding back channel state information
4389407476Apparatus and method for power amplification
4399407475System and method for tree-search enhancement by metric prediction based on incomplete paths in soft output MIMO decoder
4409407474Phase detecting device and clock data recovery circuit embedded with decision feedback equalizer
4419407473Partial response receiver
4429407472Fast transversal multi-input system
4439407471Adaptive equalizer tap coefficient correction method and optical receiver
4449407410Method and apparatus for signaling to a mobile device with set of training sequence codes to use for a communication link
4459407344Method for transmitting a downlink signal in a base station cooperative wireless communication system and an apparatus for same
4469407340Method and apparatus for lattice reduction with reduced computational complexity
4479407303Technique for generating a filter for data reception
4489401830Channel reconfiguration method, precoding method and apparatus therefor
4499401829Method for generating a filter bank for receiving a signal modulated by continuous phase modulation, and method for receiving said signal
4509401827Semiconductor device and information processing system
4519401800Clock data recovery system for Serdes
4529401776Transmission method, transmission apparatus, reception method and reception apparatus
4539401731Skew control for three-phase communication
4549401688Passive equalizer
4559398590Mobile terminal device and radio base station apparatus
4569398551Performing multiple timing advance adjustments in a carrier aggregation communication system
4579397869Methods and apparatus for beamforming for femtocells
4589397868Split-path equalizer and related methods, devices and systems
4599397867Clock phase adaptation for precursor ISI reduction
4609397866Distributed multi-cell successive interference cancellation for uplink cellular networks
4619397824Gear shifting from binary phase detector to PAM phase detector in CDR architecture
4629397816Partial CQI feedback in wireless networks
4639397623Dual path double zero continuous time linear equalizer
4649392451Systems/methods of conducting a financial transaction using a smartphone
4659391819Systems and methods for preventing energy leakage in communications systems
4669391818Pilot sequence design for wireless communications
4679391817Method and apparatus of an architecture to switch equalization based on signal delay spread
4689391816Edge based partial response equalization
4699391769Serial transmission having a low level EMI
4709391740Method for demodulating a signal
4719391738System and method for accelerating a maximum likelihood decoder in a MIMO system
4729391730Method and apparatus for interference alignment in a wireless communication system
4739391685Computing system with pre-coding mechanism and method of operation thereof
4749391684Asymmetric power amplifier for digital beam forming
4759391679Variable size codebook for MIMO system
4769391649Envelope shaping in envelope tracking power amplification
4779386608Time division duplex (TDD) uplink downlink (UL-DL) reconfiguration
4789386585Systems and methods for a data scrambling procedure
4799386465System and method for distributed antenna wireless communications
4809386208Device and system for in vivo imaging
4819385906Method of transmitting reference signals in a wireless communication having multiple antennas
4829385903Rhombic-QPSK modulation for improved tolerance to nonlinearity in fiber communication systems
4839385899Codebook construction
4849385898Pipelined programmable feed forward equalizer (FFE) for a receiver
4859385897Methods and apparatus for adapting transmitter equalization coefficients based on receiver gain adaptation
4869385896Method and apparatus for low-complexity quasi-reduced state soft-output equalizer
4879385895Radio receiver in a wireless communications system
4889385894Receiving circuit and data decision method
4899385893Modular low power serializer-deserializer
4909385892Communication system, transmitting device, receiving device, and communication method
4919385852Methods and arrangements for CSI reporting
4929385797Flexible, reconfigurable multipoint-to-multipoint digital radio frequency transport architecture
4939385794Mobile terminal apparatus, radio base station apparatus and radio communication method
4949385792Method for transmitting codewords in multiple input multiple output system
4959385764Digital pre-distortion for high bandwidth signals
4969385762Linearization of intermodulation bands for concurrent dual-band power amplifiers
4979385695Offset calibration for low power and high performance receiver
4989380581Method and apparatus for allocating channel state information-reference signal in wireless communication system
4999380566Method and device for transmitting information on physical uplink control channel
5009380511Information feedback method for coordinated multipoint communication
5019380389Multipath interference reduction
5029380136Method and apparatus for encoding channel quality indicator and precoding control information bits
5039379922Method and apparatus for supporting multiple-access signal in mobile communication system
5049379921Method for performing data sampling control in an electronic device, and associated apparatus
5059379920Decision feedback equalization with precursor inter-symbol interference reduction
5069379917System and method for channel estimation for generalized frequency division multiplexing (GFDM)
5079379797Radio communication method and device for multiple user antennas
5089379772Transceiver self-diagnostics for electromagnetic interference (EMI) degradation in balanced channels
5099379768Communication system with narrowband interference mitigation and related methods
5109379682Digital equalizer adaptation using on-die instrument
5119379673Distortion cancellation for dual stage carrier-aggregation (CA) low noise amplifier (LNA) non-linear second order products
5129374736Apparatus and method of indicating bandwidth in wireless communication system
5139374722Interference rejection based maximum SINR pre-filtering for multiuser detection in an LTE uplink
5149374291Downstream OFDM signal egress detection
5159374251Power adaptation avoidance during crosstalk measurements
5169374250Wireline receiver circuitry having collaborative timing recovery
5179374249Receiving apparatus and equalization processing method
5189374208Method for channel allocating in wireless access system
5199374204Transmission method and apparatus for cancelling inter-carrier interference
5209374186Method and apparatus for construction of compact optical nodes using wavelength equalizing arrays
5219374175Joint spatial processing for space frequency block coding and/or non space frequency block coding channels
5229374170Optical receiving device
5239374149Receiver circuit and reception method
5249374142Communicating a feedback data structure containing information identifying coding to be applied on wirelessly communicated signaling
5259374141Signal generation method, transmission device, reception method, and reception device
5269372663Direct digital synthesis of signals using maximum likelihood bit-stream encoding
5279370007Terminal and method for transmitting a transmission signal
5289369970Method and device for denoising in channel estimation, and corresponding computer program and computer readable storage medium
5299369903System and method for multiplexing on an LTE uplink control channel
5309369329Low-complexity non-data-aided estimation of symbol time offset in OFDM systems
5319369326Method of transmitting pilot bits in a wireless communication system
5329369325Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
5339369322Method of decoding a received SC-FDMA symbol in a receiver in a OFDM communication system, a receiver, an apparatus, an OFDM communication system and a computer program product
5349369315Digital communication system using real-time capacity achieving encoder design for channels with memory and feedback
5359369314Generation of Manchester-decoded binary values
5369369313Pre-amplifier and a decision feedback equalizer using the same for reducing tap weight variations
5379369310Equalisation of a signal received over a wireless channel
5389369309Receiving apparatus, method for receiving, and wireless communication system
5399369213Demultiplexing processing for a receiver
5409367385High speed serial data receiver architecture with dual error comparators
5419363815Method for SDMA transmission in multicarrier MU MIMO system and base station
5429363490Digital E8-VSB reception system and E8-VSB data demultiplexing method
5439363126Method and apparatus for IFDMA receiver architecture
5449363114Clock-embedded vector signaling codes
5459363112Systems and methods for equalization in radio frequency signal paths
5469363111Decision feedback equalizer (DFE) utilizing error propagation information
5479363110Apparatus and methods for estimating optical Ethernet data sequences
5489363068Vector processor having instruction set with sliding window non-linear convolutional function
5499363002Precoding with partially stale feedback
5509363001Method and apparatus of using CDD like schemes with UE-RS based open loop beamforming
5519363000Signal transmission method and apparatus using codebook in wireless communication system supporting multiple antennas
5529362981Mechanisms for low-amplitude echo estimation
5539362866Envelope path pre-distortion for wideband transmitter systems
5549356809Method and apparatus for performing communication in multi-stage beam forming system
5559356770Oversampling CDR which compensates frequency difference without elasticity buffer
5569356755Radio communication device and constellation control method
5579356743Method and apparatus for evaluating and optimizing a signaling system
5589356733Method and apparatus for soft output fixed complexity sphere decoding detection
5599356708Communications system using adaptive frequency notching
5609356670Method and apparatus for efficient feedback in a wireless communication system supporting multiple antenna
5619356667CDD precoding for open loop SU MIMO
5629355716Memory channel detector systems and methods
5639351293Multiple carrier indication and downlink control information interaction
5649351285Wireless control device, wireless terminal device, wireless communication system, control program and integrated circuit that performs signal detection using turbo equalization
5659351176Phase and amplitude tracking in the presence of a walking pilot signal
5669350588Receiver for multi carrier modulated signals
5679350575Method and apparatus for transmitting uplink control signaling and bearing uplink demodulation reference signal
5689350574Adaptive real-time control of de-emphasis level in a USB 3.0 signal conditioner based on incoming signal frequency range
5699350573Apparatus and method for reducing discontinuities between waveforms in a communication system
5709350572Apparatus for clock and data recovery
5719350507Method and system for notification of scrambling code identification signalling group
5729350478Wireless communication system, wireless communication device, and wireless communication method
5739350475Physical layer signaling to user equipment in a wireless communication system
5749350435Precoding matrix indicator feedback method, receive end, and transmit end
5759350432Method and apparatus for acquiring a precoding matrix indicator and a precoding matrix
5769350429Signal transmission method, base station and system for multiple-user multiple-input multiple-output system
5779350419Coordinating transmissions of power line communication (PLC) devices
5789350418System and method of using variable pulses for symbology
5799350411Full duplex backhaul radio with MIMO antenna array
5809350395Transmitting circuit and transceiver system including the same
5819344310Apparatus and method for performing properrizing frequency shift(p-FRESH) vectorizing
5829344303Adaptive signal covariance estimation for MMSE equalization
5839344302Loopback technique for IQ imbalance estimation for calibration in OFDM systems
5849344301Acquisition device with multistage digital equalization
5859344300Apparatus and methods for variable peaking and low pass filtering equalization
5869344278Secure data transfer using random ordering and random block sizing
5879344222Wireless communication system, wireless communication apparatus and wireless communication method
5889344193Digital optical spectral shaping
5899344171Transmission method, transmission device, reception method, and reception device
5909344166Methods and apparatus in a MIMO telecommunications system
5919344127Graphene resonator based mixer-first receiver on CMOS for digitally controlled and widely tunable RF interface
5929344123Systems and methods for historical signal interference cancellation (SIC)
5939344122Adaptive filtering for canceling distortion in radio frequency signals
5949338721MIMO wireless communication system
5959338044Method and apparatus to track gain variation in orthogonal frequency division multiplexing (OFDM) systems
5969338040Use of multi-level modulation signaling for short reach data communications
5979338038Interference cancelling block modulation
5989338033Recovering data from a primary one of simultaneous signals, such as orthogonal-frequency-division-multiplexed (OFDM) signals, that include a same frequency
5999338032Device and method for channel estimation and signal demodulation
6009337986Scheduled clear to send (CTS) for multiple user, multiple access, and/or MIMO wireless communications
6019337968Wireless communication apparatus, wireless communication system, and transmission method
6029337911Method and system for a low-complexity soft-output MIMO detection
6039337886Digital pre-distortion with shared observation path receiver
6049337879Systems and methods for multi-channel transceiver communications
6059335933Equalization for high speed input/output (I/O) link
6069332528Method and device for feeding back precoding matrix indicator using interpolation
6079332429Systems/methods of adaptively varying a spectral content of communications
6089331875System and method for communication using orbital angular momentum with multiple layer overlay modulation
6099331874Wireless communication system and wireless communication method
6109331768Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems
6119331758Method and apparatus for sub-sampling of a codebook in LTE-A system
6129331757Open loop spatial processing
6139331725Method and system for crest factor reduction
6149331722Feedback calibration of digital to time converter
6159331635Quadrature modulator
6169325554Receiving device, receiving method, and program
6179325547Preamble identification in a mobile DTV system
6189325541Modular frequency divider with switch configuration to reduce parasitic capacitance
6199325540Method and apparatus for mitigating interference in a wireless network through use of transmit beamforming
6209325539Requalization effort-balancing of transmit finite impulse response and receive linear equalizer or receive decision feedback equalizer structures in high-speed serial interconnects
6219325538Precoding in high-order MIMO
6229325537SerDes PVT detection and closed loop adaptation
6239325536Enhanced receiver equalization
6249325489Data receivers and methods of implementing data receivers in an integrated circuit
6259325481Method for performing channel interleaving in a multi-antenna wireless communication system, and apparatus for same
6269325438Broadcast-signal transmitter/receiver and method for transmitting/receiving broadcast signals
6279325422Integrated control module for communication system on a chip for silicon photonics
6289325402Method and apparatus for transmitting and receiving codebook subset restriction bitmap
6299325401Beamforming from multiple transmission sites
6309325399Closed form singular value decomposition
6319325396Signal generating method and signal generating device
6329325395Channel processing with dedicated pilots utilizing information from broadcast pilots
6339325390Wireless communications system and precoding method
6349325319Continuous time linear equalization for current-mode logic with transformer
6359323560Interpreting I/O operation requests from pageable guests without host intervention
6369320063Resuming packet services in a mobile network
6379320030Method and apparatus for efficient feedback in a wireless communication system supporting multiple antennas
6389319965Apparatuses and methods for CSI-RS configuration in distributed RRH systems
6399319946System for efficient recovery of Node-B buffered data following MAC layer reset
6409319937Method and arrangement for load management in heterogeneous networks with interference suppression capable receivers
6419319896Beam-change indication for channel estimation improvement in wireless networks
6429319253Edge windowing of OFDM based systems
6439319252Precoding and feedback channel information in wireless communication system
6449319251Multiple-input multiple-output (MIMO) communication system using a codebook and method of designing the codebook
6459319250Turbo decoding techniques
6469319249Receiver for high speed communication channel
6479319248Decision feedback equalizer using current mode processing with CMOS compatible output level
6489319186Receiver eye-monitor circuit and method
6499319182Near maximum likelihood spatial multiplexing receiver
6509319179Methods and apparatus for generating expanded code words to support error correction in a data communication system
6519319151Methods and apparatus for blind interference decrease/cancellation techniques
6529319116Channel state information feedback
6539319091Semiconductor device including first inductor of a spiral shape and a second inductor having an opening which is opposite the first inductor
6549319090Methods and apparatus for low power audio visual interface calibration
6559319079Reception quality measuring apparatus and reception quality measuring method
6569319039Forwarded clock jitter reduction
6579319002Distortion compensation circuit and transmission device using distortion compensation circuit and high-frequency power amplifier
6589318241High speed data cable using an outer braid to carry a signal
6599313692Methods and nodes for radio communication with a user equipment
6609313674Backhaul radio with extreme interference protection
6619313077Method and frequency agile pre-distorted transmitter using programmable digital up and down conversion
6629313072Integrated 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
6639313063Apparatus and method for transmitting data with conditional zero padding
6649313056System aware transmitter adaptation for high speed serial interfaces
6659313055Transmitter linearization
6669313054Circuits for and methods of filtering inter-symbol interference for SerDes applications
6679312999Method and apparatus for transmitting uplink reference signal in a multi-antenna wireless communication system
6689312987Collision detection using a multiple symbol noncoherent soft output detector
6699312986Method of transmitting a digital signal for a marc system with a full-duplex relay, a corresponding program product and relay device
6709312935Pilots for MIMO communication systems
6719312928Radio communications system
6729312892Digital pre-distortion circuit and method, and digital pre-distortion training circuit
6739307536Systems and methods for OFDM channelization
6749307523Reference signal design for coordinated multipoint transmission
6759306795Multiplexing and transmission of traffic data and control information in a wireless communication system
6769306780Optical transmission for binary and duobinary modulation formats
6779306776Filtering high speed signals
6789306775Adaptation of gain of baseline wander signal
6799306774Communication apparatus
6809306731Signal processing apparatus
6819306713Method and apparatus for random access in an orthogonal multiple-access communication system
6829306652Method and apparatus for transmitting data
6839306645Interference avoidance for beamforming transmissions in wireless communication devices and systems
6849306643Decentralized slow-fading precoding for multi-cell wireless systems
6859306642Providing channel state information about a radio channel
6869301310Robust techniques for upstream communication between subscriber stations and a base station
6879301298Radio communication system, radio communication method, radio communication device, reception device, and program
6889300517Method and apparatus for transmitting/receiving signal in communication system
6899300502Method and device for performing coordinated precoding in wireless access system
6909300501Spatial null creation using massive MIMO (M-MIMO)
6919300500Adaptive equalizer and method of controlling the same
6929300499Transmission apparatus and method using pre-distortion
6939300498Decision-feedback analyzer and methods for operating the same
6949300462Methods, devices, and algorithms for the linearization of nonlinear time variant systems and the synchronization of a plurality of such systems
6959300450Distribution of cell-common downlink signals in a hierarchical heterogeneous cell deployment
6969300446Method and apparatus for random access in an orthogonal multiple-access communication system
6979300436Signal compensation in high-speed communication
6989300401Updating apparatus and method for equalizer coefficient, receiver and otpical communication system
6999300375Method and device for efficient feedback in wireless communication system supporting multiple antennas
7009300374Communications terminal, apparatus, and method for detecting rank indication
7019300373Selection of precoding vectors in lean-carrier systems
7029300371Beamforming systems and methods
7039295051Systems and methods for bundling resource blocks in a wireless communication network
7049295010Dynamic transmit power and signal shaping
7059294953Method and apparatus for sending and receiving channel quality indicators (CQIs)
7069294941Phase transformation of repeated signals
7079294329Emphasized signal point arrangement operation for compensating DC imbalance
7089294319Receivers for dynamically modulated symbols
7099294318Symbol detection for alleviating inter-symbol interference
7109294317Equalizer-compensated AC-coupled termination
7119294316Scrambling sequences for wireless networks
7129294315Modulation and equalization in an orthonormal time-frequency shifting communications system
7139294314Receiver having limiter-enhanced data eye openings
7149294313Receiver with pipelined tap coefficients and shift control
7159294310Method and apparatus for LTE channel state information estimation
7169294260Phase adjustment circuit for clock and data recovery circuit
7179294225Reduced state sequence estimation with soft decision outputs
7189294173Low complexity soft output MIMO decoder
7199294111Remote media IMS sessions
7209293798Crosstalk cancellation and/or reduction
7219292255Multi-stage crest factor reduction (CFR) for multi-channel multi-standard radio
7229288802Method, device, and system for sending and receiving control channel information
7239288743Uplink power control scheme for distributed RRH systems with same cell ID
7249288097Interference cancellation scheme using constellation diagram
7259288094Adaptive channel prediction and mitigating interference in OFDM systems
7269288087Data receiver circuit and method of adaptively controlling equalization coefficients using the same
7279288086Decision-feedback analyzer and methods for operating the same
7289288085Continuous-time linear equalizer for high-speed receiving unit
7299288084Soft decision assisted equalizer adaptation
7309288083Enhanced lattice reduction systems and methods
7319288025Single carrier transmission system, communication device, and single carrier transmission method using for them
7329287979DAC-based optical modulator and demodulator
7339287967Method, apparatus, and radio remote unit for transmitting wireless base band data
7349287962Signal reproduction apparatus and signal reproduction method
7359287949Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
7369287946Precoding method, and transmitting device
7379287942Method and apparatus for uplink multiple input multiple output (MIMO) transmission
7389287931Communication system having reduced crosstalk estimation complexity
7399287909High speed signaling system with adaptive transmit pre-emphasis
7409287906Transmission apparatus and wireless signal transmission method
7419282560Full duplex backhaul radio with transmit beamforming and SC-FDE modulation
7429282552Method for transmitting and receiving control information in a wireless communication system, and apparatus for same
7439281975Reducing pass-band ripple in radio-frequency (RF) filters used for pass-band filtering in a wireless communications system
7449281971Vertical eye margin measurement using channel receiver equalizer
7459281970Error burst detection for assessing reliability of a communication link
7469281969Configurable multi-dimensional driver and receiver
7479281889Relay node apparatus for transmitting and receiving signal according to link operation mode in wireless communication system and method thereof
7489281886Method and apparatus for transmitting uplink signals using multi-antenna
7499281883Signal generation method and signal generation device
7509281880Wireless transmission device and wireless reception device
7519281788All digital zero-voltage switching
7529280315Vector processor having instruction set with vector convolution function for fir filtering
7539277651Differential passive equalizer
7549277557Radio base station and communication control method
7559277556Permitting a plurality of transmit antennas to transmit the same data to improve the reception quality through transmit diversity
7569277553Method for transmitting/receiving signal and device therefor
7579276790Phase rotation for preambles within multiple user, multiple access, and/or MIMO wireless communications
7589276784Frequency selective predistortion
7599276783Uplink transmission mode switching in single user multiple-input communication
7609276782Precursor inter-symbol interference reduction
7619276781Power and area efficient receiver equalization architecture with relaxed DFE timing constraint
7629276780Calibration of single-ended high-speed interfaces
7639276777Method for determining feedback information and circuit to perform such method
7649276714Method for signalling a precoding in a cooperative beamforming transmission mode
7659276704Maximum likelihood sequence detection in the phase domain
7669276681Method and apparatus for transforming data symbol for interference avoidance
7679276617Radio frequency domain digital pre-distortion
7689276605Compression and de-compression of complex valued OFDM data for a radio base station
7699270513Method and apparatus for algorithm on flexible square-QAM coherent detection
7709270507Stacked comparator topology for multi-level signaling
7719270501Method for removing signal interference based on multiple input multiple output
7729270500Apparatus and methods of dynamic transmit equalization
7739270499Network signal enhancement circuit assembly
7749270495Demodulation reference signal based channel state information feedback in OFDM-MIMO systems
7759270428Method for signaling a precoding in a cooperative beamforming transmission mode
7769270416Multi-mode transmitter for highly-spectrally-efficient communications
7779270352Method and system for precoding data
7789270351Codebook subset selection
7799270333Adjusted transmission in XDSL
7809270310Interference cancellation in microwave backhaul systems
7819265051Time shifting of co-channel data transmissions to reduce co-channel interference
7829265033Method for receiving downlink signal and method for transmitting same, and device for receiving same and device for transmitting same
7839264980Carrier segment support for wireless networks
7849264787Communication system for process field device
7859264270Transition time measurement of PAM4 transmitters
7869264267Technologies for configuring transmitter equalization in a communication system
7879264266Successive interference cancellation system and method for MIMO horizontal encoding and decoding
7889264265System and method of generating white noise for use in graphics and image processing
7899264264Systems and methods for filtering a received signal to remove intersymbol interference
7909264187Measuring bit error rate during runtime of a receiver circuit
7919264179Decision feedback equalizer for highly spectrally efficient communications
7929264123Antenna activity detection in multi-antenna communication
7939264122Training-based channel estimation for multiple-antennas
7949264117Rank and PMI in download control signaling for uplink single-user MIMO (UL SU-MIMO)
7959264102Trace canceller with equalizer adjusted for trace length driving variable-gain amplifier with automatic gain control loop
7969264063Method for designing band pass delta-sigma modulator, band pass delta-sigma modulator, signal processing device, and radio transceiver
7979263881Digital amplitude modulation apparatus and control method of digital amplitude modulation apparatus
7989258581DTV transmitting system and receiving system and method of processing broadcast signal
7999258166Timing synchronization apparatus and method for multi-carrier modulation signals
8009258157Method and system for mapping bit sequences
8019258155Pam data communication with reflection cancellation
8029258154Method and apparatus for low power chip-to-chip communications with constrained ISI ratio
8039258153Inter-symbol interference (ISI) loss filter device
8049258152Systems, circuits and methods for adapting parameters of a linear equalizer in a receiver
8059258151Receiver in wireless communication system and diversity combining method thereof
8069258148Method for channel estimation, related channel estimator, receiver, and computer program product
8079258060Method and apparatus for compensating nonlinear distortions in intensity modulation-direct detection system
8089258043Distortion-aware multiple input multiple output precoding
8099258041Methods and systems for combined cyclic delay diversity and precoding of radio signals
8109258039Devices for sending and receiving quantization quality feedback
8119258038Method and apparatus for transmitting reference signal in multi-antenna system
8129253784Method and system for enabling resource block bundling in LTE-A systems
8139253767PSMP-based downlink multi-user MIMO communications
8149253658Management of uncoordinated interference
8159253656Signal transmission method and system for transmitting signal by using interference control method and/or transmission power control method
8169253291Systems and methods for wireless communication
8179253009High performance station
8189253005Signaling of sequence generator initialization parameters for uplink reference signal generation
8199253003Frequency shifting a communications signal(S) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference
8209252994Network apparatus and network signal processing method
8219252992Method, apparatus and system for multi-antenna transmission
8229252991Sub-band feedback for beamforming on downlink multiple user MIMO configurations
8239252990MIMO sphere decoder with linear startup in a wireless local area network
8249252989Data-dependent equalizer circuit
8259252988System and methods for adaptive equalization for optical modulation formats
8269252987Transmission apparatus and communication system
8279252986System and method for communication using orbital angular momentum with multiple layer overlay modulation
8289252983Method and system for reducing radiated emissions from a communications channel
8299252919Method and device for demodulating reliable and residual data
8309252865Interference reduction for multiple signals
8319252852Method for transmitting feedback by using codebook in wireless communication system and apparatus for same
8329252822Adaptive non-linear model for highly-spectrally-efficient communications
8339252821Adaptive high-order nonlinear function approximation using time-domain volterra series to provide flexible high performance digital pre-distortion
8349252712Hardware-efficient signal-component separator for outphasing power amplifiers
8359247557Priority rules of periodic CSI reporting in carrier aggregation
8369247435Null beamforming in a communication network
8379246731Method and system for baseband predistortion linearization in multi-channel wideband communication systems
8389246718Non-coherent multi-symbol-delay differential detector
8399246717Optimized receivers for faster than nyquist (FTN) transmission rates in high spectral efficiency satellite systems
8409246714Receiver with cyclic prefix determination
8419246659Segment sensitive scheduling
8429246646Method and apparatus for transmitting pilot on multiple antennas
8439246525Device and method for predistortion
8449245516Noise removal device
8459241339Methods and apparatus for emphasizing frequency blocks containing priority data
8469240912Transceiver circuitry with summation node common mode droop reduction
8479240911Decoupled equalizer in a communications receiver
8489240910Out-of-band emission cancellation
8499240908Pilot pattern for observation scalar MIMO-OFDM
8509240877Segment sensitive scheduling
8519240871MIMO WLAN system
8529240866Interleaving method and deinterleaving method
8539237565System and method for allocating transmission resources
8549237515Successive detection and cancellation for cell pilot detection
8559237049Wireless communication base station device, wireless communication mobile station device, and propagation path estimation method
8569237046Receiver circuit
8579237044Methods for joint optimization of link equalization
8589237043Method and apparatus to provide simultaneous sensing and transmission for dynamic spectrum access
8599237042Filter network arrangement
8609237041Data reception with feedback equalization for high and low data rates
8619237040Pre-equalization enhancement for telecommunication networks
8629236998Transmitter and receiver calibration for obtaining the channel reciprocity for time division duplex MIMO systems
8639236990Method and apparatus for providing channel state information-reference signal (CSI-RS) configuration information in a wireless communication system supporting multiple antennas
8649236970Signal processing device, signal processing method, and program
8659236898Multi-band observation receiver
8669232486Method and apparatus for transmitting synchronization signals in an OFDM based cellular communications system
8679232429Compressed feedback format for WLAN
8689231809Methods and arrangements for phase tracking in wireless networks
8699231808Systems and methods for compensating for impulse noise
8709231805Device for carrier phase recovery
8719231802Influence clock data recovery settling point by applying decision feedback equalization to a crossing sample
8729231796Power aware equalization in a serial communications link
8739231795Communication apparatus and precoding method based on multiple cells and multiple users
8749231794Method and apparatus for multiple antenna communications, computer program product therefor
8759231793Full bridge decision feedback equalizer
8769231792Adaptive WiGig equalizer
8779231733Method and system for updating multi-frequency-band pre-distortion coefficient lookup table
8789231713Method for designing an analog Nyquist filter
8799231678Method and apparatus for precoding in a two transmit antenna closed-loop MIMO fixed wireless backhaul network
8809231635Apparatus and method for self-testing a component for signal recovery
8819231628Low-complexity, highly-spectrally-efficient communications
8829231561Multi-stage adaptive filter
8839231530System for calibrating power amplifier

2015

8849226184Estimating and utilizing client receive interference cancellation capability in multi-user transmissions
8859225577Exciter and quadrature error correction method
8869225563Programmable passive peaking equalizer
8879225562Digital wideband closed loop phase modulator with modulation gain calibration
8889225561Pipelined charge redistribution decision feedback equalizer (DFE) for a receiver
8899225560Data rate programming using source degenerated CTLE
8909225559Apparatus and method to process signals from one or more transmission sources
8919225501Non-linear modeling of a physical system using look-up table with polynomial interpolation
8929225484Interference coordinating method, base station and user equipment
8939225409Method and apparatus for open loop transmission in a multiple antenna wireless communication system
8949225407Precoding method, precoding device
8959225406Precoding method, transmitting device, and receiving device
8969225367Decision feedback equalizer and receiver
8979225296Method and system for aligning signals widely spaced in frequency for wideband digital predistortion in wireless communication systems
8989220107Component carrier activation and deactivation using resource assignments
8999219632Highly-spectrally-efficient transmission using orthogonal frequency division multiplexing
9009219628Equalizer and operating method thereof
9019219626Data transmission system and data transmission method
9029219625Decision feedback equalization slicer with enhanced latch sensitivity
9039219623Adaptive delay base loss equalization
9049219590Method for transmitting effective channel status information in wireless communication system supporting multiple carriers
9059219581Base station and method for configuring sub-frames for relay-node operations
9069219576Short packet for use in beamforming
9079219552Noise limitation for transmission in a multi-path channel
9089219495Sigma-delta analog-to-digital converter
9099215647Random access techniques for fixed devices in mobile broadband networks
9109215118Communication method and transmission apparatus
9119215113Link training in a communication port
9129215112Decision feedback equalizer
9139215111Transmission circuit for I/O interface and signal transmission method thereof
9149215110Hitless efficient transmitter protection of all outdoor radios
9159215109Method for equalizing transmission spectrum of a wireless communication transmitter
9169215108Decision feedback equalizer
9179215107Dual loop clock and data recovery
9189215106Method and apparatus for pre-cursor intersymbol interference correction
9199215105Equalizer and signal receiver thereof
9209215104Floating taps for decision feedback equalizer
9219215103Partial response receiver and related method
9229215102Hypotheses generation based on multidimensional slicing
9239215099Pilot design for wireless system
9249214995Joint transmission using interference alignment
9259214992Methods of communicating data including symbol mapping/demapping and related devices
9269214939Adaptive bus termination apparatus and methods
9279210603Technique for performing physical layer measurements
9289210592Coordinated multipoint (CoMP) interference noise estimation
9299210018Slicer for dynamically modulated symbols
9309210013Fast generalized decision feedback equalizer precoder implementation for multi-user multiple-input multiple-output wireless transmission systems
9319210012Frequency-domain turbo equalization, including multi-mode adaptive linear equalization, adaptive decision-directed channel estimation, adaptive noise variance estimation, and dynamic iteration control
9329210011Push-pull source-series terminated transmitter apparatus and method
9339210010Methods and apparatus for scrambling symbols over multi-lane serial interfaces
9349210009Digital pre-distortion filter system and method
9359210008SerDes communications with retiming receiver supporting link training
9369210007Duty-cycled equalization
9379210006Method for processing a data signal and receiver circuit
9389210003Downlink channel estimation method, system, and mobile terminal
9399210000Channel estimating method for FBMC telecommunication system
9409209966Clock recovery circuit
9419209956Segment sensitive scheduling
9429209948Testing a decision feedback equalizer (`DFE`)
9439209936Systems and methods for circular convolution
9449209935Low complexity maximum-likelihood-based method for estimating emitted symbols in a SM-MIMO receiver
9459209883Method and apparatus for performing efficient feedback in wireless communication system supporting multiple antenna
9469209874Wireless transmission apparatus, wireless reception apparatus, wireless communication system, control program and integrated circuit
9479209873Method and apparatus for estimating noise and providing linear equalizers for multi-user MIMO (MU-MIMO) wireless communication systems
9489209861Ultra-wideband frequency position modulation using nonlinear compressed sensing
9499209843Fine phase estimation for highly spectrally efficient communications
9509209770Apparatus and methods for power control in mobile communication devices
9519209753Predistortion correction method, predistortion correction apparatus, transmitter, and base station
9529204379Preamble structure and acquisition for a wireless communication system
9539204369Enhanced node B and method for configuring an extension carrier
9549204317Methods and arrangements for CSI reporting
9559203660Method of designing codebook for 3D antenna configuration
9569203659Computing system with interference classification mechanism and method of operation thereof
9579203658Full band cable receiver
9589203655Apparatus and method for interference cancellation in communication systems
9599203556Optimized code table signaling for authentication to a network and information system
9609203554Apparatus and method for supporting distributed spatial multiplexing and distributed spatial diversity in multi-hop relay system
9619203552Unified feedback framework for MU-MIMO enhancement based on indication of preferred precoder pairings
9629203492Code design and implementation improvements for low density parity check codes for wireless routers using 802.11n protocol
9639203491Method for determining precoding matrix indicator, user equipment, and base station evolved NODEB
9649203448Wireless communication apparatus
9659203362Quadrature lattice matching network
9669201628Maximum likelihood bit-stream generation and detection using M-algorithm and infinite impulse response filtering
9679197476Channel estimation in OFDM transmission system and method
9689197465Apparatus and method for a digital transmitter architecture with outphasing power amplifier
9699197461Method and apparatus for memory efficient architecture of successive interference cancellation for MIMO systems
9709197460Slicer trim methodolgy and device
9719197459Decision feedback equalizer
9729197458Edge equalization via adjustment of unroll threshold for crossing slicer
9739197457Method and apparatus for adaptive equalisation using particle swarm optimization for uplink SC-FDMA
9749197456Blind equalization tap coefficient adaptation in optical systems
9759197455Two stage adaptive equalizer for a batch receiver
9769197364Scaling for QLM communications faster than shannon rate
9779197322Digital optical spectral shaping
9789197282Phase-optimized constant envelope transmission (POCET) method, apparatus and system
9799197259System and method for increasing bandwidth for digital predistortion in multi-channel wideband communication systems
9809195254Method and apparatus for multi-level de-emphasis
9819191253Adaptive equalizer
9829191250Extended bandwidth adaptive digital pre-distortion with reconfigurable analog front-ends
9839191249Serial communication apparatus
9849191247High-performance sequence estimation system and method of operation
9859191246Combined turbo decoding and turbo equalization techniques
9869191245Methods and systems for providing optimum decision feedback equalization of high-speed serial data links
9879191244Equalizer and semiconductor device
9889191240Processing of channel coefficients of a network
9899191195Circuit and method for calculating error of sampling clock, and signal receiving circuit and method
9909191176Method for coding and transmitting uplink control information in a wireless access system
9919191169Communication device and method for packet-based OFDM communications with differing length cyclic prefixes
9929191154Method and/or system for estimating phase error noise
9939191131Method for control channel detection in wireless communications systems
9949191120Method and system for optical impairments mitigation for high-speed optical communication systems
9959191093Interference management for concurrent transmission in downlink wireless communications
9969191092Method and system for compromise greenfield preambles for 802.11n
9979191090Adapting beamforming parameters in a communication network
9989191088Transmission modes and signaling for uplink MIMO support or single TB dual-layer transmission in LTE uplink
9999191059Processing digital samples in a wireless receiver
10009191046Reception device
10019191039Randomization using an XOR scrambler in multicarrier communications
10029191034Arbitrary sample rate conversion for communication systems
10039190974Method and a device for controlling the level of a pulsed high-frequency signal
10049185728Method for setting up carrier in carrier aggregation system and apparatus required for same
10059185703Method for transmitting/receiving signal and device therefor
10069185694Method and device for transmitting and receiving data in wireless communication system
10079185571Employing reference signals in communications
10089185553Systems/methods of preferential communications
10099185413Channel equalizer and method of processing broadcast signal in DTV receiving system
10109185366Digital E8-VSB reception system and E8-VSB data demultiplexing method
10119184975Methods and apparatus for wideband imbalance compensation
10129184963Transmitting device, receiving device and communication method for an OFDM communication system with new preamble structure
10139184960Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference
10149184957High speed receivers circuits and methods
10159184956Relay and terminal in multi-pair two-way relay network and communication method thereof
10169184952Method and apparatus for generating codebooks and associated data in a network device
10179184951Wireless communication apparatus
10189184950Wireless communication apparatus
10199184949Pilot design for universal frequency reuse in cellular orthogonal frequency-division multiplexing systems
10209184948Decision feedback equalizer (`DFE`) with a plurality of independently-controlled isolated power domains
10219184947Controllable filter to diagonalize a transmission channel
10229184946Equaliser for wireless receivers with normalised coefficients
10239184945Method for compensating the frequency dependent phase imbalance
10249184942Automatic gain control in a communications system
10259184894Method and apparatus for signaling to a mobile device with set of training sequence codes to use for a communication link
10269184870Systems and methods for control channel signaling
10279184820Spatio-temporal processing for communication
10289184813Method for reducing interference at a terminal of a wireless cellular network, wireless cellular network, node and central node of a wireless network
10299184789Communication apparatus
10309184785Cellular communications system
10319184784Method and apparatus for digital predistortion for a switched mode power amplifier
10329184774Systems and methods for implementing a multi-sensor receiver in a DSM3 environment
10339184710Digital predistortion of a power amplifier for signals comprising widely spaced carriers
10349179442Wireless communication system, communication apparatus, communication method, and communication program
10359179427Transmission power dependent imbalance compensation for multi-antenna systems
10369179374Method, apparatus, and system for controlling and measuring cell handover
10379178740Peak-to-average power ratio reduction for QAM modulation with HD radio signals
10389178738Channel estimation in OFDM receiver equipment
10399178729Wireless communication apparatus and wireless communication method
10409178728Transmitter with high frequency amplification
10419178727FBMC receiver with carrier frequency offset compensation
10429178726Partial response equalizer and related method
10439178688Receiver with clock recovery circuit and adaptive sample and equalizer timing
10449178675Channel estimation and tracking
10459178656Methods and apparatus for extracting symbols from an SC-FDMA digital communications signal using a maximum likelihood detector
10469178639Technique for transmitting and receiving downlink reference signals
10479178596Method and apparatus for transmitting and receiving codebook subset restriction bitmap
10489178590Channel information feedback method and wireless communication device using the same
10499178589Dual layer beam forming in cellular networks
10509178587Communication system, transmitter, receiver and communication method
10519178579Wireless device and wireless communication method
10529178562Method and apparatus to dynamically select UE processing capabilities based on channel impulse response estimates
10539178558Backhaul radio with horizontally or vertically arranged receive antenna arrays
10549178552Channel adaptive receiver switchable from a digital-based receiver mode to an analog-based receiver mode
10559178550Interference mitigation for devices with multiple receivers
10569178543Virtual reception diversity apparatus and method in wireless communication system
10579178542Methods and apparatus for accurate transmitter simulation for link optimization
10589178541Cartesian digital power amplifier using coordinate rotation
10599178418Pre-emphasis circuit
10609173211Method and apparatus for transmitting uplink control information
10619173130Channel status information feedback method and apparatus in multi-node system
10629173113Mobile communication terminal
10639172791Noise estimation algorithm for non-stationary environments
10649172566Methods and apparatus for multiple-stage CTLE adaptation
10659172565Signaling between master and slave components using a shared communication node of the master component
10669172564Method for detection using a YI algorithm, and YI detector
10679172560Information processor, receiver, and information processing method
10689172521Communication channel calibration using feedback
10699172498Controlled noise injection in transmitter for noise margin testing
10709172473Active linear amplifier inside transmitter module
10719167583Method for transmitting/receiving signal and device therefor
10729167385Method and apparatus for ranging using channel estimation with interference rejection
10739167284Digital broadcasting transmission/reception system utilizing mull packet and TRS code to improve receiving performance and signal processing method thereof
10749167032Internet protocol version 6 content routing
10759166844Receiver with duobinary mode of operation
10769166840Method of transmitting data samples with reduced bandwidth
10779166839Systems and methods for reducing effects of local oscillator leakage
10789166837Base station assisted frequency domain equalization
10799166836Channel tracking in a wireless multiple-input multiple-output (MIMO) communication system
10809166835Systems and methods for peak detection in automatic gain control circuits in high-speed wireline communications
10819166834Method and system for corrupt symbol handling for providing high reliability sequences
10829166833Feed forward equalization for highly-spectrally-efficient communications
10839166832Methods and apparatus for decision feedback equalization adaptation
10849166831Asymmetric complexity PHYs to reduce power dissipation in point-to-point communication links
10859166830Systems and methods utilizing adaptive envelope tracking
10869166827Channel estimate predicted from several previous channel estimates, for pre-equalization
10879166774Decoupling bang-bang CDR and DFE
10889166771Reception circuit
10899166742Transmission device, transmission method, receiving device and receiving method
10909166740Low complexity distance metrics for maximum likelihood receivers
10919166703Equalizer for an optical transmission system
10929166673Dynamic power allocations for direct broadcasting satellite (DBS) channels via wavefront multiplexing
10939166669Sparse ordered iterative group decision feedback interference cancellation
10949166663System and method for open-loop MIMO communications in a SCMA communications system
10959166662Methods and apparatus for antenna spoofing
10969166628Use of parity-check coding for carrier-phase estimation in an optical transport system
10979166615System and method for cascaded PWM digital-to-analog converter with hybrid DAC interface
10989166611Efficient high speed ADC interface design
10999166478Power supply device, method for managing power supply thereof and wireless communication terminal
11009165599Method for correcting DC characteristics in a magnetic recording system
11019160600Method for receiving frequency domain multiplexed signal and device for receiving frequency domain multiplexed signal
11029160595Techniques to manage dwell times for pilot rotation
11039160594Peak detection in signal processing
11049160584Spur cancellation using auxiliary synthesizer
11059160582System and method for phase recovery with selective mitigation of timing corruption due to digital receiver equalization
11069160581Receiver with Doppler tolerant equalization
11079160580Adaptive equalizer utilizing eye diagram
11089160579Low PAPR modulation for coverage enhancement
11099160578Turbo equalisation
11109160577Hybrid SAIC receiver
11119160576Conditional use of feedback equalization
11129160575Discrete-time linear equalizer and method thereof
11139160491Receiving apparatus and receiving method
11149160486Method and apparatus for multiplexing control information and data, and for transmitting the multiplexed control information and data in a MIMO wireless communication system
11159160433Beam codebook generation method, beam search method and related apparatuses
11169160405Self-tuning high speed transceiver for IC wireline channel
11179155024Radio transmitting apparatus, radio receiving apparatus, and pilot generating method
11189154434Methods and systems for scheduling OFDM frames
11199154347Adaptive equalizer
11209154343Uplink signal transmission and reception using optimized rank 3 codebook
11219154342Apparatus and method for cancelling in-band interferences
11229154341Method and apparatus for transmitting and receiving data in a communication system
11239154340Method of cancelling inter-subcarrier interference in distributed antenna system
11249154339Methods and apparatus for decoder selection in communication systems
11259154337Non-linear time domain channel estimation in OFDM systems
11269154276Wireless communication system, mobile station apparatus, and base station apparatus using demodulation reference signal
11279154265Fast detection/mitigation and recovery for severe EMI conditions in automotive area networks
11289154213Interference reduction for multiple signals
11299154169Fractional symbol based phase noise mitigation
11309148880Effective method and device for transmitting control information for supporting uplink multi-antenna transmission
11319148830Reverse link throughput using multiple input multiple output (MIMO) across multiple wireless devices
11329148324Daisy-chained ring of remote units for a distributed antenna system
11339148322High-speed signaling systems with adaptable pre-emphasis and equalization
11349148320Transceiver front-end for communication over power lines
11359148319Dynamic task scheduling for multi-receive-path equalizer
11369148318Equalization method and equalizer for received signals in microwave MIMO system
11379148317Method and apparatus for correcting a mismatch between an in-phase component and a quadrature component of a signal
11389148316Decision feedback equalizer
11399148315Method and apparatus for reducing jitter in overlaid traces of an eye diagram of a recovered signal generated based on a received data signal
11409148314Interference cancellation in wireless OFDMA with MIMO spatial multiplexing
11419148313Equalizing transmitter and method of operation
11429148311Determining responses of rapidly varying MIMO-OFDM communication channels using observation scalars
11439148310Apparatus and method for adaptively estimating channel in orthogonal frequency division multiplexing (OFDM) system
11449148253System and method for user equipment cooperation
11459148182Power combining power amplifier architectures and methods
11469148089Transmitting apparatus and transmission method
11479144058Multi-mode phase rotation apparatus that transmits CQI depending on the mode used
11489143774Method and apparatus for television band pilot sensing
11499143372Communication system with receiver optimization mechanism and method of operation thereof
11509143369Adaptive backchannel equalization
11519143368Systems and methods for reducing quantization errors using adjustable equalizer granularities
11529143367Clock and data recovery architecture with adaptive digital phase skew
11539143275Methods and apparatus to identify the accessibility of femto-base stations in communication systems
11549143273Multi-level differential decoding device and method for quadrature amplitude modulation communication system
11559143257Method and apparatus for transmitting signal
11569143256Method and apparatus for transmitting signal
11579143246Detection and mitigation of interference in a receiver
11589143240Nonlinear compensating apparatus and method and transmitter
11599143218Extrapolating channel state information ("CSI") estimates from multiple packets sent over different frequency channels to generate a combined CSI estimate for a MIMO-OFDM system
11609143217Method and arrangement for supporting adjustment of transmission from correlated antennas
11619137685Communication apparatus and communication method
11629137082System and method for joint compensation of power amplifier's distortion
11639137079Transmitting device, receiving device, and signal processing method in radio communication system
11649137078Daisy-chained ring of remote units for a distributed antenna system
11659137077Heterogeneous pilots
11669137071MIMO system
11679137069Systems and methods to frequency shift unwanted signal components
11689137063High-speed signaling systems with adaptable pre-emphasis and equalization
11699137058Data packet processing for estimation of a direction towards a transmitter
11709137057Constellation map optimization for highly spectrally efficient communications
11719137056Algorithmically adjusting the number of equalizer taps in an upstream receiver
11729137054Pilot pattern for MIMO OFDM
11739136999Radio communication apparatus and radio communication method
11749136943Method of characterizing impairments detected by equalization on a channel of a network
11759136929Transmission method, transmission device, reception method, and reception device
11769136927Transmission method, transmission apparatus, reception method and reception apparatus
11779136926Wireless communication apparatus, wireless communication system and wireless communication method
11789136925Two-path amplify-and-forward relaying method for bandwidth efficient cognitive radios
11799136922Feedback method and mobile terminal apparatus
11809136904High bandwidth equalizer and limiting amplifier
11819136891Adaptive data decoding
11829136886Digitally compensated process transmitter with minimal dead time
11839131454Compensating power spectral density for power levels
11849130797Pipelined decision feedback equalization in an interleaved serializer/deserializer receiver
11859130796Method and apparatus for characterized pre-distortion calibration of a power amplifier
11869130795Highly-spectrally-efficient receiver
11879130790Upstream frequency response measurement and characterization
11889130789Recovering data from a secondary one of simultaneous signals, such as orthogonal-frequency-division-multiplexed (OFDM) signals, that include a same frequency
11899130788Determining a response of a rapidly varying OFDM communication channel using an observation scalar
11909130787Adaptive frequency-domain equalization for wireless receivers
11919130712Physical channel segmentation in wireless communication system
11929130638Modulation and equalization in an orthonormal time-frequency shifting communications system
11939130630Methods and systems for determining indicators used in channel state information (CSI) feedback in wireless systems
11949130627Multi-mode receiver for highly-spectrally-efficient communications
11959130615Channel estimation for a very large-scale multiple-input multiple-output (MIMO) system
11969124475Method and apparatus for interference cancellation for antenna arrays
11979124464Methods and apparatus for channel estimation in MIMO-OFDM communication system
11989124463Communication device with sleep state indicator and state machine control
11999124462Flexible PRBS architecture for a transceiver
12009124461Method and apparatus for reducing jitter
12019124460Rules for multiplexing data of different access categories in multi user MIMO wireless systems
12029124459Branch processing of search tree in a sphere decoder
12039124458Method and apparatus for detecting a plurality of symbol blocks
12049124457Frequency domain equalization for wireless communication
12059124456Efficient tracking of decision-feedback equaliser coefficients
12069124455Link equalization mechanism
12079124454Method and apparatus for adaptively determining settings of a transmit equalizer
12089124399Highly-spectrally-efficient reception using orthogonal frequency division multiplexing
12099124396COFDM digital television receivers for iterative-diversity reception
12109124381Systems/methods of carrier aggregation
12119124336Interference mitigation in a communication system
12129124334Detecting digital radio signals
12139124332Method, apparatus, and system for interference alignment
12149124328System and method for channel information feedback in a wireless communications system
12159124325Terminal apparatus, base station apparatus, retransmission method and resource allocation method
12169124324Dual loop digital predistortion for power amplifiers
12179124322Method and apparatus for constructing codebook, and method, apparatus and system for precoding
12189124321Method and apparatus for transmitting precoding matrix index and preforming precoding
12199124320Mobile terminal apparatus, radio base station apparatus and radio communication method
12209124319Multi-user multiple input multiple output wireless communications
12219124216Power amplifier and transmitter
12229119217Interference management in a wireless communication system using frequency selective transmission
12239119187Communication system, transmitting device, receiving device, and processor
12249118532Method and arrangement in a telecommunications system
12259118525Receiver for sideband mitigation communication systems and methods for increasing communication speeds, spectral efficiency and enabling other benefits
12269118519Reception of inter-symbol-correlated signals using symbol-by-symbol soft-output demodulator
12279118518Transmission system with ISI channel and method of operating thereof
12289118474Uplink control information transmission on backward compatible PUCCH formats with carrier aggregation
12299118473Efficient multi-user multiple input multiple output (MU-MIMO)
12309118445Method and apparatus for transmitting uplink reference signal in a multi-antenna wireless communication system
12319118385Device, system and method of wireless communication over a beamformed communication link
12329118378Interference cancellation with time-varying interference and/or distortion
12339118369Signaling of sequence generator initialization parameters for uplink reference signal generation
12349118365Method of transmitting and receiving data symbols
12359118362System for selecting transmission mode under multi-input multi-output based on scheduling number and method thereof
12369118285Compensation of a transmitter distortion
12379116810Margin test methods and circuits
12389113807Dynamic adaptive respiration compensation with automatic gain control
12399113481Adaptive non-linear interference cancellation using side-band information
12409113401Method of performing cell search in wireless communication system
12419112744Noise whitening in a WLAN receiver
12429112743Equalization method and equalizer
12439112742Low-complexity, adaptive, fractionally spaced equalizer with non-integer sampling
12449112741Protocol to support adaptive station-dependent channel state information feedback rate in multi-user communication systems
12459112740Decision feedback equalizer
12469112739Methods and circuits for adaptive equalization
12479112581Method and device for data processing in XDSL system
12489112564Beam information exchange between base stations
12499112561Method and system for precoding data
12509112556Beamforming handover messaging in a wireless network
12519112470Transmission method, transmission device, transmission program, and transmission system
12529107139Intelligent P-GW relocation for SIPTO service continuity
12539106472Channel state information (CSI) estimation and applications for in-band on-channel radio receivers
12549106467Backchannel communications for initialization of high-speed networks
12559106466Wireless communication apparatus
12569106465Multiwire linear equalizer for vector signaling code receiver
12579106464Trace canceller with equalizer adjusted for trace length driving variable-gain amplifier with automatic gain control loop
12589106463Method and apparatus for decoding physical broadcast channel in time division duplexing system
12599106462Reduced power SERDES receiver using selective adaptation of equalizer parameters in response to supply voltage and operating temperature variations and technique for measuring same
12609106461Quarter-rate speculative decision feedback equalizer
12619106456Adaptive low-complexity channel estimation
12629106454Apparatus and method for selective single-carrier equalization
12639106397Selectable-tap equalizer
12649106396Transmission device, transmission method, receiving device and receiving method
12659106357Physical structure and sequence design of midamble in OFDMA systems
12669106346Method of decoding optical data signals
12679106339Coefficient determining apparatus, equalizer, receiver and transmitter
12689106295Reuse of a matrix equalizer for the purpose of transmit beamforming in a wireless MIMO communication system
12699106292Coarse phase estimation for highly-spectrally-efficient communications
12709106289Antenna device and method for precoding data in a multiple-input multiple-output system
12719106287Unitary precoding based on randomized FFT matrices
12729106245Method for interference suppression of a sampling process and a device for carrying out the method
12739100954Method for transmitting response information in a wireless communication system, and apparatus for same
12749100673Digital broadcasting transmission/reception system utilizing mull packet and TRS code to improve receiving performance and signal processing method thereof
12759100506Joint signal processing across a plurality of line termination cards
12769100258MIMO receiver using lattic reduction and K-Best detection
12779100234Apparatus and method for virtual antenna mapping in multi-antenna system
12789100233Binary signal detection based on non-uniform ADC
12799100232Method for code evaluation using ISI ratio
12809100231Hybrid approach for physical downlink shared channel (PDSCH) interference cancellation
12819100230Efficient calculation of initial equaliser coefficients
12829100229Method of calibrating a slicer in a receiver or the like
12839100165Direct data recovery
12849100164Methods and apparatuses in a mobile communication network
12859100085High speed multi-mode fiber transmissions via orthogonal wavefronts
12869100071Timing pilot generation for highly-spectrally-efficient communications
12879100048Method and device for transmission and reception in a multi-input and multi-output channel distributing a code word between several mapping matrices, and corresponding computer program
12889099976Methods for digitally-controlled automatic gain amplification
12899094995Method for reporting channel state information in wireless communication system and apparatus therefor
12909094993Wireless communication relay station apparatus, wireless communication base station apparatus, wireless communication mobile station
12919094842Systems and method for orthogonal frequency divisional multiplexing
12929094412Self organizing IP multimedia subsystem
12939094273Receiving apparatus and communication apparatus, and communication system
12949094271Method and apparatus for reducing mutual interference of multi-carrier
12959094269Peak to average power ratio suppression
12969094254Method and apparatus for antenna array calibration using traffic signals
12979094253Systems and methods for adaptive blind mode equalization
12989094252Method and apparatus for feedback transmission in wireless communication system
12999094251Multiple input multiple output communication method and system for exchanging coordinated rank information for neighbor cell
13009094250Method of channel cancellation, radio receiver, cellular communication device and computer program
13019094249Apparatus having programmable taps
13029094248Wireless system with hybrid automatic retransmission request in interference-limited communications
13039094247Continuous adaptation of a channel equalizer
13049094245Redriver with output receiver detection that mirrors detected termination on output to input
13059094242Pilot design for wireless system
13069094240Passive equalizer and high-speed digital signal transmission system using the same
13079094238High-speed signaling systems with adaptable pre-emphasis and equalization
13089094180Channel-adaptive transmission in a distributed coordinated multi-point transmission system
13099094172Channel quality report processes, circuits and systems
13109094106Precoding method and apparatus
13119094061Method and device for controlling the downlink transmission in the coordinated multi-point transmission system
13129092227Vector slot processor execution unit for high speed streaming inputs
13139088456Antenna selection scheme based on information bits
13149088449Adaptive switched-capacitor equalizer
13159088448Phased array device and calibration method therefor
13169088447Non-coherent transmission and equalization in doubly-selective MIMO channels
13179088446Wireless communications systems and methods
13189088389Reverse link pilot transmission for a wireless communication system
13199088384Pilot symbol transmission in wireless communication systems
13209088342Method and apparatus for input cable length indication for SDI signals
13219088324Downlink 8 TX codebook sub-sampling for CSI feedback
13229088319RF transmitter architecture, integrated circuit device, wireless communication unit and method therefor
13239088317Communicating a feedback data structure containing information identifying coding to be applied on wirelessly communicated signaling
13249088316Transmission filter calculator, communication device and methods
13259088314System and method for data scrambling to reduce the crest factor in an OFDM waveform
13269088268Invalid signal filtering method and shifter utilizing the method
13279086905Interpreting I/O operation requests from pageable guests without host intervention
13289084252Processing enhanced PDCCH (ePDCCH) in LTE
13299084049Automatic equalization using adaptive frequency-domain filtering and dynamic fast convolution
13309083595Signal modulation method resistant to echo reflections and frequency offsets
13319083594Mechanism for performing equalization without prior knowledge of modulation type or constellation order
13329083593Method and system for multiple training sequences for peak-to-average power ratio reduction in precoded bursts
13339083577Sampler circuit for a decision feedback equalizer and method of use thereof
13349083576Methods and systems for error detection and correction using vector signal prediction
13359083573Simultaneous transmission of signals, such as orthogonal-frequency-division-multiplexed (OFDM) signals, that include a same frequency
13369083570Level equalization to compensate for implementation impairments in optical communication systems with high-order modulations
13379083518Tunable hybrid coupler
13389083482Method and apparatus for transmitting reference signal in wireless communication system
13399083471Coherent and self-coherent signal processing techniques
13409083454Systems and methods for beamforming measurements
13419083412Method and apparatus for transmitting/receiving feedback information in a wireless packet data communication system
13429083408Implicit and explicit channel sounding for beamforming
13439083402High frequency circuit and high frequency module including the same
13449083399Precoding for single transmission streams in multiple antenna systems
13459083294Apparatus and method for multilevel lossless outphasing power amplifier
13469078246Scheduling method in multiple access system and apparatus using the same
13479077577System and method for communication using orbital angular momentum with multiple layer overlay modulation
13489077576Orthogonal frequency division multiplexing (OFDM) with variable bit loading and time and/or frequency interleaving
13499077575Methods and circuits for asymmetric distribution of channel equalization between devices
13509077574DSP SerDes receiver with FFE-DFE-DFFE data path
13519077573Very compact/linear software defined transmitter with digital modulator
13529077572Reset in a receiver using center of gravity of equalizer coefficients
13539077571Adaptive equalizer and/or antenna tuning
13549077568Receiving apparatus and method for accelerating equalization convergence
13559077516Reduced complexity frequency domain equalization of multiple input multiple output channels
13569077441System and method of using variable pulses for symbology
13579077427Coherent power combining via wavefront multiplexing on deep space spacecraft
13589077411Feedback scheduling to reduce feedback rates in MIMO systems
13599077410Apparatus and method of transmitting data in multi-carrier system
13609077409Signal processing system and signal processing method
13619077401Method and arrangement for adapting a multi-antenna transmission
13629077317Method and apparatus for automatically tuning an impedance matrix, and radio transmitter using this apparatus
13639077315Inverse signal transformation
13649077298Sampling circuit, communication device, distortion correction circuit, signal sampling method, and program
13659076575Reduced wire count high speed data cable
13669072087Channel state information dependent ACK/NAK bundling
13679071495Integrated circuit for controlling radio transmission of ACK/NACK information
13689071492Reduced latency channel-estimation
13699071487Power amplification system, device and method
13709071486Efficient noise canceling circuit for receivers
13719071482Power estimation for wireless communication devices in code division multiple access systems technical field
13729071481Offset and decision feedback equalization calibration
13739071480Unified interference power estimation
13749071479High-speed parallel decision feedback equalizer
13759071478Methods for performing adaptive equalization and associated apparatus
13769071477Method and associated processing module for interconnection system
13779071475Methods and apparatus for noise estimation of communication terminals
13789071469Signal identification device
13799071430RF transceiver with distributed filtering topology
13809071412Method of scheduling transmissions in a communication system
13819071389Method for communicating in a MIMO network
13829071318Techniques for determining covariance measures based on correlation criteria
13839071316Method for detection of symbols in communication signals
13849071308Method and device for determining codebook generation mode
13859071307Wireless communication system, wireless communication apparatus, program and transmission method
13869071305Timing synchronization for reception of highly-spectrally-efficient communications
13879071293Transmitter data path single-ended duty cycle correction for EMI reduction
13889071286Modulation and equalization in an orthonormal time-frequency shifting communications system
13899071285Modulation and equalization in an orthonormal time-frequency shifting communications system
13909071278Digital broadcasting system and method of processing data in digital broadcasting system
13919071244Ground referenced single-ended signaling
13929066358Mobile communication terminal
13939065711Transmitters, receivers and methods of transmitting and receiving
13949065696Adaptive equalizer
13959065690Method and apparatus for performing channel shortening equalization with frequency notch mitigation
13969065622Method for performing channel interleaving in a multi-antenna wireless communication system, and apparatus for same
13979065599Method and apparatus for allocating sequence to synchronization channel for node identification in wireless communication system
13989065516Low complexity maximum likelihood detection of concatenated space codes for wireless applications
13999065502Method and apparatus for transmitting control information in WLAN system
14009065436Method and system for compensating mode conversion over a communications channel
14019065396Apparatus for compensating for distortion of transmitter array in radio communication system and method for controlling the same
14029059878Codebook feedback method for per-user elevation beamforming
14039059874Switched continuous time linear equalizer with integrated sampler
14049059820Method for transmitting channel quality information, user equipment, method for transmitting multi-user data, and base station
14059059786Ingress suppression for communication systems
14069059778Frequency domain compression in a base transceiver system
14079059761Apparatus and method for transmitting data using multiple antennas
14089059755Methods and apparatus using precoding matrices in a MIMO telecommunications system
14099055585Power headroom reporting for non-scheduled uplink component carriers
14109055545Interference cancellation for wireless communications
14119055463Intelligent backhaul radio with receiver performance enhancement
14129054936Semiconductor device having horseshoe and spiral shape inductors
14139054908RFI mitigation using burst timing
14149054907Partial response receiver and related method
14159054906Adaptive equalization using correlation of edge samples with data patterns
14169054902Apparatus and system for switching equalization
14179054858Transmission and detection in multiple-antenna transmission systems
14189054852Method and device for transmitting/receiving channel state information in coordinated multipoint communication system
14199054842CRS (common reference signal) and CSI-RS (channel state information reference signal) transmission for remote radio heads (RRHs)
14209054791Methods and apparatus for partial interference reduction within wireless networks
14219054786System and method for applying multi-tone OFDM based communications within a prescribed frequency range
14229054768Interference reduction of multiple signals
14239054759VSWR measurement circuit, radio communication apparatus, VSWR measurement method, and recording medium having VSWR measurement program stored thereon
14249054754Method and apparatus for acquiring a precoding matrix indicator and a precoding matrix
14259048890Transmitter circuit with integrated power control
14269042438Partial response equalizer and related method
14279036745Use of neural network based matched filter for fast response time in high-speed communications channels
14289036733Method of reducing signal imbalance in wireless communication system
14299031599System and method for power control
14309031160Communication device and communication method
14319025653Blind frequency domain interference aware chip-level equalization
14329024659Method and apparatus for passive equalization and slew-rate control
14339020067Distortion and aliasing reduction for digital to analog conversion
14349020066Single-bit direct modulation transmitter
14359020065Radio frequency digital filter group delay mismatch reduction
14369020021Precoding loss reduction
14379014069Methods and apparatus for communication mode selection based on content type
14389008594Method and system of adaptive communication in the HF band
14399008223Transmitter and method for reducing the peak-to-average power ratio of a digitally modulated communication signal
14409008220Frequency reuse in wireless point-to-point communication systems
14419001928Transmitter first/second digital predistortion and first/second adaption circuitry with feedback
14428995568Phase transformation of repeated signals
14438995567Method and system for power supply adjustment and polar modulation in a MIMO system
14448995566Communication apparatus and communication method
14458989307Power amplifier system including a composite digital predistorter
14468989306Low-noise regulation of battery power
14478989303Digital transmitter
14488989250Method and apparatus for equalizing distortion in a digital pre-distortion observation path
14498982995Communication device and method of multipath compensation for digital predistortion linearization
14508982993Method for compensating mismatch of in-phase signal and quadrature signal of transmitter/receiver
14518982941Predictive selection in a fully unrolled decision feedback equalizer
14528976898Low-distortion class S power amplifier with constant-impedance bandpass filter
14538976897Suppression of spurious harmonics generated in TX driver amplifiers
14548976895Method for calibrating a linearizer and linearized electronic component
14558976894Digital broadcasting transmitter, digital broadcasting receiver, and stream configuration and method for processing same
14568976893Predistortion according to an artificial neural network (ANN)-based model
14578965454Amplifier system for cell sites and other suitable applications
14588964892Apparatus and method for operating a transmitter
14598953711Configurable pre-emphasis component for transmission circuitry
14608953710Communication device and communication method
14618953709Communication device and communication method
14628948687System and method for determining and controlling gain margin in an RF repeater
14638948303Communication device and method of crest factor reduction using amplitude compression
14648948301Multi-band radio-frequency digital predistortion
14658948299Pulse converting and shaping communication device
14668948298MIMO system and method of generating hierarchical codebook therefor
14678938026System and method for tuning an antenna in a wireless communication device
14688938025Correction of I/Q impairments in transmitters and receivers
14698929483Multi-channel digital linearization

2014

14708923434Method and apparatus for modifying a complex-valued signal, and mobile communication device
14718923433Digital transmitter
14728923382Tap adaptation with a fully unrolled decision feedback equalizer
14738913691Controlling output power of multiple-input single-output (MISO) device
14748913688Pre-distortion for a phase interpolator with nonlinearity
14758908796Orthogonal frequency division multiplexing (OFDM) transmitter and receiver windowing for adjacent channel interference (ACI) suppression and rejection
14768908795Apparatus and method for calibration of supply modulation in transmitter
14778908489Method and device for data processing and communication system comprising such device
14788903014Communications device having controller to correct an initial IQ imbalance and associated methods
14798891676Antenna device and method in a MIMO system
14808891675Power-indexed look-up table design of digital pre-distortion for power amplifiers with dynamic nonlinearities
14818891674Digital transmission system for transmitting additional data and method thereof
14828891669Nonlinear compensating apparatus and method and transmitter
14838891644Communication apparatus and communication method
14848885765Method and a user terminal for processing digital predistortion
14858879665Controlling a power amplifier based on transmitter output emissions
14868873676Transmitter gain control and calibration
14878873675Method and apparatus for optimizing transmitter power efficiency
14888873674System and method for increasing bandwidth for digital predistortion in multi-channel wideband communication systems
14898873648Serial communication apparatus
14908867659Method and a device for transmitting and receiving signals with modulation compression
14918848826Method for adaptively driving data transmission and communication device using the same
14928848825Echo cancellation in wireless inband signaling modem
14938842720Pre-equalizer for a digitally modulated RF signal and method
14948831136Wireless apparatus and distortion compensating method
14958811531Quadrature lattice matching network
14968811530Method and system of beamforming a broadband signal through a multiport network
14978804873Communication system and method with PAPR; and backoff configured for equilibrium
14988804872Dynamic determination of volterra kernels for digital pre-distortion
14998804869OFDM PAPR reduction using cancelation vectors
15008787842Method using differentially encoded feedback information in precoded MIMO-OFDM systems
15018787492Symbol mapping method for repetition channel coding
15028787488System, method and apparatus for crosstalk cancellation
15038781415Distortion correction based feedforward control systems and methods for radio frequency power sources
15048774315Phase-optimized constant envelope transmission (POCET) method, apparatus and system
15058774314Transmitter architectures
15068774313Nonlinear compensating apparatus and transmitter
15078774310Low overhead MIMO scheme
15088767869Joint linear and non-linear cancellation of transmit self-jamming interference
15098761305Input drive control for switcher regulated power amplifier modules
15108761303Unequal multipath protection of different frames within a superframe using different cyclic prefix lengths
15118755757Amplifier apparatus, radio transmitting apparatus including same, and method of adjusting gain of amplifier apparatus
15128750916Transmission power control method, and mobile communication system
15138750814Transmitter/receiver for wireless communication system
15148750413Digital modulation with arbitrary input sampling and output modulation frequencies
15158750411Method and apparatus for reducing transmitter interference
15168744009Reducing transmitter-to-receiver non-linear distortion at a transmitter prior to estimating and cancelling known non-linear distortion at a receiver
15178744002Peak power suppressing circuit and communication device having the same
15188737526Predistortion of complex modulated waveform
15198737492Methods, systems and circuits for cancelling reflections on a channel
15208731102Transmitter and transmission method
15218718188Apparatus and methods for envelope tracking
15228718181Reverse link power control for an OFDMA system
15238711976Pre-distortion architecture for compensating non-linear effects
15248711975Tomlinson Harashima precoding with additional receiver processing in a multi-user multiple-input multiple-output wireless transmission system
15258705654Measuring phase shift in a radio frequency power amplifier
15268699619Dutycycle adjustment to improve efficiency of a digital RF-PA
15278699555Adaptive equalizer
15288681897Dynamic digital communication system control
15298680937Differential equalizers with source degeneration and feedback circuits
15308675770Transmitter circuit with integrated power control
15318670503Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios
15328670501Digital pre-distortion of non-linear systems with reduced bandwidth feedback
15338634494Bandpass sampling schemes for observation receiver for use in PA DPD system for concurrent multi-band signals
15348630369Emphasis circuit and transmitter
15358625714Time delay estimation
15368625713Method for beamforming transmissions from a network element having a plurality of antennas, and the network element

2013

15378619969Adaptive integrated hybrid with complex adaptation for digital subscriber line systems
15388615054Close-loop power amplifier pre-distortion correction
15398611441Method for transmission interference cancellation for MU-MIMO
15408605817Modulation and layer mapping in physical channels
15418605815Delay amount estimating apparatus and signal transmitting apparatus
15428588332Dynamic digital pre-distortion system
15438582687System and method for controlling combined radio signals
15448577311Predistortion of amplifier input signals
15458576944Signal transmitting apparatus for OFDM system and parameter adjusting method thereof
15468571137Distortion and aliasing reduction for digital to analog conversion
15478571136Adaptive symbol transition method for OFDM-based cognitive radio systems
15488571118Transmission line directional coupling
15498548093Power amplification based on frequency control signal
15508548091Measuring and correcting errors in a transmit chain with an IQ up-converter and IQ down-converter
15518542769High output power digital TX
15528542767Digital predistortion training system
15538532687Methods for geographic optimization of cellular telephone transmit power settings
15548532223Power amplifying device and power amplifying method
15558532208Transmission method and transmission apparatus
15568526537Digital pre-distortion processing method and apparatus
15578526533Systems and methods for measuring I-Q mismatch
15588526532Transmitter with dynamic equalizer
15598526531Apparatus and method for selection of precoding matrix
15608520773Power amplifier digital predistortion system for concurrent dual band inputs
15618514970Multicarrier-signal receiving apparatus and multicarrier-signal transmitting apparatus
15628514952High-speed source-synchronous signaling
15638509838User equipment apparatus for simultaneously transmitting signals via a plurality of wireless communication chips to which different wireless communication schemes are applied and method for controlling transmission power thereof
15648509707Wireless communications device, gaming controller and integrated circuits with millimeter wave transceiver and methods for use therewith
15658509348Up-converted and amplified transmission signal using log-antilog
15668494086Distortion and aliasing reduction for digital to analog conversion
15678494085Method and system for bandwidth calibration for a phase locked loop (PLL)
15688477879System and method for bi-phase modulation decoding
15698477871Radio station and active antenna array
15708472557Transmitter with quantization noise compensation
15718472556Amplifier device and predistortion control method
15728472555Ultra wideband interference cancellation for orthogonal frequency division multiplex transmitters by protection-edge tones
15738467474Monitor for spectral degradation of transmitter or receiver
15748462882Measurement of transmitter I/Q impairments using shared local oscillators
15758462881Method for digitally predistorting a payload signal and radio station incorporating the method
15768462880System and method for transmitter electromagnetic interference (EMI) reduction
15778462864OFDM transmitter and methods for reducing the effects of severe interference with symbol loading
15788451944Tomlinson harashima precoding with additional receiver processing in a multi-user multiple-input multiple-output wireless transmission system
15798451943Method and device for transmitting signal
15808451925Method and pre-corrector for correcting signals in radio frequency links
15818442150Measurement of transmitter impairments using offset local oscillators
15828442149Method for adapting digital data transmission parameters to measured repetitive noise
15838437425Distortion compensation device, distortion compensation method and wireless apparatus
15848437424Robust transmit/feedback alignment
15858432997Method and system of beamforming a broadband signal through a multiport network
15868428179Apparatus and method for crest factor reduction
15878411791Distortion and aliasing reduction for digital to analog conversion
15888406340Distortion and aliasing reduction for digital to analog conversion
15898401114Mobile telecommunication device and ramping data transmitting method thereof
15908396162Method and apparatus for choosing a modulation and coding rate in a multi-user, MIMO communication system
15918391405Symbol mapping method for repetition channel coding
15928385852Phase correction apparatus and phase correction method
15938385466Transmitting a signal from a power amplifier
15948385464Methods and apparatus for reducing average-to-minimum power ratio in communications signals
15958374073Data modulation in a communication system
15968369446Transmitter
15978355462System and method for combined predistortion and interference cancellation in a satellite communications system
15988355461Method and device for the noise shaping of a transmission signal
15998351543Active antenna array with modulator-based pre-distortion
16008351542Method and system for crest factor reduction
16018345795System and method of beamforming with reduced feedback
16028345793Compensation of diagonal ISI in OFDM signals

2012

16038340605Coordinated transmissions between cells of a base station in a wireless communications system
16048340214Method and apparatus for generating predistortion signal
16058331487Analog signal processor for nonlinear predistortion of radio-frequency signals
16068331486Transmitter circuit with integrated power control
16078331485Spur cancellation in a digital baseband transmit signal using cancelling tones
16088331484Digital Predistortion training system
16098325851Method for compensating signal distortion in an emitting payload
16108320903Method and system for calibrating multiple types of base stations in a wireless network
16118320497Real and complex spectral shaping for spectral masks improvements
16128315336Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment
16138311149Method and apparatus for distorting input signal of digital predistortion (DPD) power amplifier in wireless communication system
16148311147Digital transmitter
16158306150System and method for estimating a transmit channel response and/or a feedback channel response using frequency shifting
16168306149Systems and methods of power amplifier digital pre-distortion
16178306000Method of optimising the rank of a MMSE channel equaliser
16188295397Input drive control for switcher regulated power amplifier modules
16198295396System and method for power control in a wireless transmitter
16208295395Methods and apparatus for partial interference reduction within wireless networks
16218295393Device and method for transmitting/receiving pulse signal
16228290085Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios
16238284861Closed-loop MIMO transmission and its related signaling
16248279971Determining a level of power reduction for a transmitter
16258279970Transmission spectra
16268270530Apparatus and method of compensating distortion
16278270529Software-based spread spectrum signal processing
16288265197OFDM transmission methods in three phase modes
16298259845Method and apparatus for communicating with root-nyquist, self-transform pulse shapes
16308259841Digital transmitter
16318254856Method and system for processing imperfections of a radio frequency transmission subsystem and communication appliance incorporating such a transmission subsystem
16328254496Power amplifier and radio wave transmitter having the same
16338254494Method and device for implementing data transmission
16348254491Digital transmitter
16358243852Method of and circuit for receiving a sample of an input signal to be used to calculate parameters for a predistortion circuit in an integrated circuit
16368243847Digital transmitter
16378238956Adjusting power of a control channel based on a characteristic of a message in the control channel
16388238472Carrier separation frequency error adjustment for UL multiple carrier operation
16398238470Digital transmitter
16408238467Digital transmitter
16418229029Transmitter with reduced spectral regrowth and associated methods
16428229027Pre-distortion and memory compensation apparatus
16438229025Method of and circuit for accepting a sample of an input signal to be used to calculate parameters for a predistortion circuit in an integrated circut
16448213537Apparatuses, systems, and methods for reducing spurious emissions resulting from carrier leakage
16458208583System and method for synchronization, power control, calibration, and modulation in communication transmitters
16468199848Precoding device and method in wireless communication system
16478184678Method and system for transmitting signals with reduced spurious emissions
16488175188Reduced complexity multicarrier precoder
16498130866Peak suppressing apparatus, peak suppressing method, and wireless communication device
16508130864System and method of beamforming with reduced feedback
16518130851Bandwidth efficient coding for an orthogonal frequency multiplexing OFDM system
16528126081Signal modulation apparatus, signal modulation method, and computer program product
16538121180Automatic output drive level control in home networking transceiver
16548107555Pre-emphasis automatic adjusting system, method of adjusting pre-emphasis and pre-emphasis setting signal generating circuit
16558102941Peak suppression control apparatus
16568098720Method and apparatus for suppressing adjacent channel interference and multipath propagation signals and radio receiver using said apparatus
16578094748Transceiver architecture with combined smart antenna calibration and digital predistortion
16588090050Radio communication system, receiver, receiving method, transmitter, transmitting method, and device for and method of calculating delay times for multi-carrier transmission

2011

16598085868Phase modulating and combining circuit
16608073075Transmission apparatus and transmission power control method
16618073074System and method for power control in a wireless transmitter
16628073044Polar transmitter with digital and analog filtering of envelope
16638064330Bit-width minimization scheme for wireless communication
16648054915Method and device for adjusting a pulse detection threshold, and pulse detection and corresponding receiver
16658054912Large-dynamic-range lookup table for a transmitter predistorter and system and method employing the same
16668054911Method for edge formation of signals and transmitter/receiver component for a bus system
16678050648Superconducting digital mixer
16688050352Methods and apparatus for reducing peak-to-RMS amplitude ratio in communication signals
16698023588Adaptive predistortion of non-linear amplifiers with burst data
16708019015Linearization of RF power amplifiers using an adaptive subband predistorter
16718014467Transmitter pre-distortion across wide transmit power dynamic range
16728009763Method and apparatus for equalizing a high speed serial data link
16738009761Unified modulator for continuous phase modulation and phase-shift keying
16748005162Dynamic digital pre-distortion system
16758000665Systems and methods for adjusting headroom of a power amplifier
16768000409Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios
16777991074Processing transmission signals in radio transmitter
16787991072Multi-carrier modem transmitter with controlled transmit signal quality degradation for improving stability of operation
16797986749Method and apparatus for performing fast power control in a mobile communication system
16807983355System and method for RF signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems
16817983327Method and system for providing digital adaptive predistortion in a subscriber station
16827965790Log-antilog circuit and method for producing an up-converted and amplified transmission signal
16837965789Reverse link power control for an OFDMA system
16847961812Digital compensation for nonlinearities in a polar transmitter
16857957487Spurious component reduction
16867953180Transmission power control method and transmission apparatus
16877949070Method and apparatus for executing MIMO eigenmode transmission
16887944989Quadrature modulation apparatus, method, program, and recording medium
16897936811Modulation apparatus, modulation method, and demodulation apparatus
16907928813Transient noise control for digital RF modulation
16917924942Power amplifier pre-distortion
16927912148Transmission circuit and communication device
16937907678Power series predistorter and control method thereof
16947889811Digital linear amplification with nonlinear components (LINC) transmitter
16957889810Method and apparatus for a nonlinear feedback control system
16967881402Compensation for gain imbalance, phase imbalance and DC offsets in a transmitter
16977873119Input drive control for switcher regulated power amplifier modules
16987873116Transmitter
16997869541Method and system for direct and polar modulation using a two input PLL
17007869540Method and apparatus for increased communication channel pre-emphasis for clock-like data patterns

2010

17017852967Automatic power output control circuit
17027852781Managing communications settings
17037844014Pre-distortion apparatus
17047839949Peak suppression method, peak suppression apparatus and wireless transmission apparatus
17057830978Determining channel matrices by correlated transmissions to different channels
17067826553Multilevel LINC transmitter
17077817755System, device and method for generating a logarithmic function according to a plurality of communication signals
17087817746Peak factor reduction unit and baseband signal processing device
17097817745Tonal precoding
17107813447Apparatus, system, and method for dynamic phase equalization in a communication channel
17117809078OFDM modulator
17127809076Adaptive interference canceling system and method
17137792214Polar modulation transmitter circuit and communications device
17147787566Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios
17157782978Phase correction of a constant envelope signal without introducing amplitude modulation
17167778353Controller for a radio-frequency amplifier
17177778352Digital compensation for nonlinearities in a polar transmitter
17187778351Tunable CMOS receiver apparatus
17197778349Method and transmission apparatus for transmitting a bivalent signal
17207756216Signal peak voltage suppression apparatus
17217746956Method and system for bandwidth calibration for a phase locked loop (PLL)
17227746955Power amplifier pre-distortion
17237742541Transmission circuit, and communication apparatus using the same
17247738592Wireless communication apparatus and wireless communication method
17257724840RF transmitter with predistortion and method therefor
17267720175Apparatus and method for reducing peak-to-average power ratio in an OFDM communication system
17277715494Digital transmitter
17287714677Signal adjuster
17297711070Method and apparatus for control of transmitter power consumption
17307706467Transmitter with an envelope tracking power amplifier utilizing digital predistortion of the signal envelope
17317680210Method for generating I/Q signal in a TDMA transmitter and corresponding modulator
17327664200Method and system for minimizing effects of transmitter impairments in multiple input multiple output (MIMO) beamforming communication systems
17337664199Transmission power control for mobile telecommunication: terminal device, method and control program
17347657238Method and apparatus for modulating a radio signal using digital amplitude and phase control signals
17357653147Transmitter control
17367643573Power management in a data acquisition system

2009

17377634023Orthogonal frequency digital multiplexing correlation canceller
17387630452Method and apparatus for an ultra-wideband radio utilizing MEMS filtering
17397627293Strategic predistortion function selection
17407613249Spurious component reduction
17417613232Method for automatic control of RF output level of a repeater
17427602858Digital transmitter
17437602857Digital transmitter
17447593480Transmission device and radio communication device
17457586987High speed data link with transmitter equalization and receiver equalization
17467576624System and method for extending universal bus line length
17477570709Automatic transmit power control loop with modulation averaging
17487564922RF transmitter for efficiently compensating output power variation due to temperature and process
17497564921DC offset correction apparatus and method
17507564920Digital transmitter
17517558332Adaptive controller for linearization of transmitter with impairments
17527555059Low power distributed transmitter
17537555058Delay locked loop circuit, digital predistortion type transmitter using same, and wireless base station
17547555057Predistortion calibration in a transceiver assembly
17557551688Waveforms for envelope tracking transmitter
17567551685Apparatus, methods and articles of manufacture for signal correction using adaptive phase re-alignment
17577545881Method and apparatus for controlling spurious transmissions in a communications system
17587542519Radio frequency transmitter and method therefor
17597535974Method and apparatus for amplifier linearization using adaptive predistortion
17607526046Digital transmitter
17617519133Transmission output control apparatus and its method, transmitter using the same, and recording medium recording transmission output control program
17627519132Reduced complexity multicarrier precoder
17637505531Signal communications system and method for noisy links
17647499502Amplifier, information communication apparatus and amplification method
17657496152Adaptive control apparatus
17667486939Apparatus for removing distortions created by an amplifier
17677486743Device and method of measuring frequency domain response in RF modulator
17687480345Semiconductor integrated circuit for communication, radio-communication apparatus, and transmission starting method
17697474707Bandwidth reduction of an FM broadcast signal using a baseband precompensation technique

2008

17707471738Method and apparatus for optimizing transmitter power efficiency
17717471737Hardware efficient FSK demodulator
17727463697Multicarrier transmitter and methods for generating multicarrier communication signals with power amplifier predistortion and linearization
17737453953System and method for enlarging amplitude minima in a linear modulation signal
17747453952Predistortion circuit for a transmit system
17757453945Methods and devices for controlling RF, multi-carrier amplifier signal power
17767440513Coding and decoding packetized data
17777436900Intermodulation distortion identification and quantization circuit for a linear amplifier system
17787433422Method for generating a signal with a definable pulse shape
17797433419ICI cancellation method for an OFDM system
17807426242Orthogonal frequency digital multiplexing correlation canceller
17817424230Digital transmission system
17827418055Device and method for regulating the output power of mobile
17837412007High efficiency ultra wideband generator
17847409009Method and apparatus of peak-to-average power ratio reduction
17857406132Pre-equalizer, VSB transmission system using the same, and transmission method thereof
17867403572Method of preventing interferring signal transmission of electronic products
17877388959Harmonic generator and pre-amp
17887386060Method of reducing a peak-to-average power ratio
17897382826Method and apparatus for the control of a decision feedback equalizer
17907376205Device and method for compensation of transmission line distortion
17917362821Method and apparatus for amplifier linearization using adaptive predistortion
17927349490Additive digital predistortion system employing parallel path coordinate conversion
17937349489Pulse shaping filter with minimal intersymbol interference
17947346122Direct modulation of a power amplifier with adaptive digital predistortion
17957342978Method and apparatus for PAPR reduction of an OFDM signal
17967340005Signal transmission apparatus and method
17977336716Power amplifier linearization methods and apparatus using predistortion in the frequency domain
17987333564High frequency power amplifier circuit
17997333557Adaptive controller for linearization of transmitter with impairments
18007330514Methods and apparatus to mitigate cross-talk interference
18017324167High-quality twisted-pair transmission line system for high-resolution video
18027319723Apparatus and method for reducing PAPR in an OFDM mobile communication system
18037317764Method of signal transmission to multiple users from a multi-element array
18047315580Method and apparatus for high-order PAPR reduction of an OFDM signal

2007

18057312833Channel equalizing apparatus and method for digital television receiver
18067310301Multi-carrier modulation with source information allocated over variable quality communication channel
18077308042Method and apparatus for optimizing transmitter power efficiency
18087308041Method and transmitter for transmitting radio signals
18097298793Method and apparatus for I/Q mismatch calibration of transmitter
18107280809Method for adjusting transmission parameters from a transmitter for digital radio signals
18117280611Nonlinear distortion compensating device
18127280497Methods and apparatus for coupling an earth terminal to a satellite
18137280496Methods and apparatus for coupling a satellite to an earth terminal
18147274748AM to FM correction system for a polar modulator
18157272195Method and circuit for controlling the peak power of a filtered signal in a single carrier data transmission system
18167266159Frequency-dependent magnitude pre-distortion on non-baseband input signals for reducing spurious emissions in communication networks
18177260157Phase shifted transmitter architecture for communication systems
18187251292Technique and apparatus for low power wireless communication
18197251291System and method for I/Q imbalance compensation
18207239670Pre-emphasis of TMDS signalling in video applications
18217230997Semiconductor integrated circuit for communication, radio-communications apparatus, and transmission starting method
18227230996Transmitting circuit device and wireless communications device
18237227909High-quality power ramping in a communications transmitter
18247227907Antenna adaptation comparison method for high mobility
18257224747Generating coefficients for a prediction filter in an encoder
18267218832Eye-diagram mask for optical pulses
18277215717Distortion compensation circuit
18287212584Distortion compensator
18297203468Signal generation device
18307200180Data transceiver with filtering and precoding
18317197084Precoding for a multipath channel in a MIMO system
18327194043System and method for predistorting a signal to reduce out-of-band error
18337187722Power reduction
18347184490Low power distributed transmitter
18357177370Method and architecture for dual-mode linear and saturated power amplifier operation
18367177369Multipath communication methods and apparatuses
18377170952System and method for post filtering peak power reduction in communications systems
18387170951Device and method for predistorting a transmission signal to be transmitted via a nonlinear transmission path

2006

18397154945Equalizer
18407142615Distortion compensator
18417133466Amplifying apparatus
18427133465Modified Tomlinson-Harashima precoding method circuit for infinite impulse response (IIR) channels
18437126999Pseudo-polar modulation for radio transmitters
18447113551Transmitter with limited spectral regrowth and method therefor
18457106806Reducing distortion of signals
18467099403Precoding for a non-linear codec
18477095798System and method for post filtering peak power reduction in multi-carrier communications systems
18487085330Method and apparatus for amplifier linearization using adaptive predistortion
18497082170Spectral power management for constrained transmissions using constellation shaping
18507065155Method and apparatus for a transceiver having a constant power output
18517065154Baseband predistortion method for multicarrier transmitters
18527065151Channel optimization system
18537062234Pre-distortion cross-cancellation for linearizing power amplifiers
18547061991Systems and methods for the reduction of peak to average signal levels of multi-bearer single-carrier and multi-carrier waveforms
18557061990Systems and methods for the dynamic range compression of multi-bearer single-carrier and multi-carrier waveforms
18567058368Adaptive feedforward noise cancellation circuit
18577058139Transmitter with transmitter chain phase adjustment on the basis of pre-stored phase information
18587046740Reduced complexity multicarrier precoder
185970467388-PSK transmit filtering using reduced look up tables
18607039125Equalized SNR power back-off
18617039124Apparatus and method for compensating for analog quadrature modulation error
18627027523Method and apparatus for transmitting data in a time division duplexed (TDD) communication system
18637020215Method and apparatus for reducing transmitter peak power requirements using dual matrices
18647016431Transmitter for transmitting signals over radio channels and method for transmitting signals over radio channels
18657012970Method and apparatus for reducing transmitter peak power requirements
18667012969Distortion compensating apparatus
18677006580Method for controlling a data transmission pre-emphasis unit and a data transmission system employing the method
18686999524Arrangement for controlling the output power of an HF transmitter
18696999523Multi-frequency transmitter using predistortion and a method of transmitting
18706993090Distortion compensation apparatus and distortion compensation method
18716985539Peak suppression method and data transmission apparatus
18726983026Method and apparatus using base band transformation to improve transmitter performance
18736983025High quality power ramping in a communications transmitter

2005

18746968170Adaptive correction of a received signal frequency response tilt
18756968013Decoding techniques for multi-antenna systems
18766968001Communication receiver with virtual parallel equalizers
18776965762System and method for antenna diversity using joint maximal ratio combining
18786965617Resynchronous control apparatus of subscriber communication machine, and resynchronizing method
18796963618Enhanced slice prediction feedback
18806963617OFDM receiver with adaptive equalizer
18816963604Blind equalizers using probability density matching and parzen windowing
18826963546Multi-user detection using an adaptive combination of joint detection and successive interface cancellation
18836961392Joint equalization and decoding using a search-based decoding algorithm
18846961391Signal processor used for symbol recovery and methods therein
18856961390Systems and methods for non-casual channel equalization in an asymmetrical noise environment
18866961373Method and apparatus for channel equalization
18876961372Non-iterative time-domain equalizer
18886961371Cellular communications system receivers
18896959052Receiving apparatus, receiving method, program and information recording medium
18906959038High-speed decoder for a multi-pair gigabit transceiver
18916958781Mapping arrangement for digital communication system
18926956914Transmit amplitude independent adaptive equalizer
18936956910Fast transmitter based on table lookup
18946956893Linear minimum mean square error equalization with interference cancellation for mobile communication forward links utilizing orthogonal codes covered by long pseudorandom spreading codes
18956956815Method and apparatus using pseudo-inverses of linear transformations in multi-carrier modulation receivers and transceivers
18966956407Pre-emphasis circuitry and methods
18976954509Method for channel equalization
18986954495Optimization of channel equalizer
18996954421Orthogonal frequency division multiplexing receiver device
19006950481Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before
19016950477Blind dual error antenna diversity (DEAD) algorithm for beamforming antenna systems
19026947505System for parameter estimation and tracking of interfering digitally modulated signals
19036947497Digital signal receiver and method for receiving digital signal
19046947482System and method for high-speed decoding and ISI compensation in a multi-pair transceiver system
19056947481Code enhanced equalization based upon a reliability factor
19066947480Networking
19076944692Automated calibration of I/O over a multi-variable eye window
19086944434Method and apparatus for suppressing co-channel interference in a receiver
19096944304Method and apparatus for reducing impulse noise in a signal processing system
19106944245Multi-pass interference reduction in a GSM communication system
19116944244Mechanism for OFDM equalizer tap initialization using an adaptive algorithm
19126944237Multi-pair transceiver decoder system with low computation slicer
19136944215Method and apparatus for transmitting data from an analogue modem to a digital modem through an analogue channel
19146940922Response calibration method using a frequency-shifted receiver
19156940920Multiplier arrangement, signal modulator and transmitter
19166940898Adaptive coefficient signal generator for adaptive signal equalizers with fractionally-spaced feedback
19176937650Method and apparatus for channel equalization with a digital FIR filter using a pseudo random sequence
19186937649Ghost eliminating equalizer
19196937648Equalizer for communication over noisy channels
19206937617Apparatus and method for trellis encoding data for transmission in digital data transmission systems
19216934345Apparatus, method and system for correlated noise reduction in a trellis coded environment
19226934328Relaxed, more optimum training for modems and the like
19236928121Digital transmitter with constrained envelope and spectral regrowth over a plurality of carriers
19246928111Method and apparatus for controlling equalizer using sync signal in digital vestigial sideband system
19256928110Adaptive equalizer training circuit, modem apparatus and communication apparatus
19266928109Method and apparatus for converting between byte lengths and burdened burst lengths in a broadband communication system
19276928106Phy control module for a multi-pair gigabit transceiver
19286928018Dynamic register with low clock rate testing capability
19296927645Electronic component structured to compensate for cable losses and method of production
19306927565Dynamic register with IDDQ testing capability
19316922440Adaptive signal latency control for communications systems signals
19326920333Decision feedback equalizer with embedded coherent signal combiner
19336920191Estimation and compensation of the pulse-shape response in wireless terminals
19346920115Time-division multiplex radio communication method, transmitter and receiver for implementing such method
19356915464System and method for non-causal channel equalization using error statistic driven thresholds
19366912258Frequency-domain equalizer for terrestrial digital TV reception
19376912257Apparatus and method for normalizing metric values in a component decoder in a mobile communication system
19386912249Method and system for training a radio receiver
19396912195Frequency-domain MIMO processing method and system
19406907202Burst signal detection circuit
19416907065Real/complex dual combination channel equalizer
19426907063Mobile station, a method of transmitting electronic information, and a communications system
19436906426Transceiver having shadow memory facilitating on-transceiver collection and communication of local parameters
19446904110Channel equalization system and method
19456904107Space-weighted communication path estimation
19466904088Efficient equalization for detection of symbols in digital burst transmissions
19476904087Adaptive multi-modulus algorithm method for blind equalization
19486904086Adaptive equalizer circuit
19496904085Multipath ghost eliminating equalizer with optimum noise enhancement
19506904081Spread spectrum receiver apparatus and method
19516901244Training signal in a single carrier transmission
19526901120Method and apparatus for iterative parameter estimation
19536901108Apparatus and method for adaptive control
19546898252IQ mismatch cancellation
19556898239Method of detecting a sequence of information symbols, and a mobile station adapted to performing the method
19566895545System and method for generating cyclic codes for error control in digital communications
19576895060Adaptive weighting method for orthogonal frequency division multiplexed soft symbols using channel state information estimates
19586892344Viterbi equalizer using various hardware data paths for ACS and transmission metric operations
19596891910Baud-rate timing recovery
19606891897Space-time coding and channel estimation scheme, arrangement and method
19616885713Electromagnetic matched filter based multiple access communications systems
19626885338Adaptive digital beamformer coefficient processor for satellite signal interference reduction
19636879639Data transceiver with filtering and precoding
19646879630Automatic equalization circuit and receiver circuit using the same
19656873661.pi./4 QPSK modulator
19666873651System and method for joint maximal ratio combining using time-domain signal processing
19676873596Fourier-transform based linear equalization for CDMA downlink
19686870901Design and architecture of an impairment diagnosis system for use in communications systems
19696870880Waveform equalization apparatus
19706868126Modulating a digital signal with narrow spectrum and substantially constant envelope
19716868118Discrete multi-tone processor in asymmetric digital subscriber line modem
19726865588Adaptive filtering with tap leakage using error filtering
19736865239Deterministic distortion insensitive adaptive receiver using decision updating
19746865234Pair-swap independent trellis decoder for a multi-pair gigabit transceiver
19756865232Multi-carrier transmission systems
19766862456Systems and methods for improving range for multicast wireless communication
19776862325Multi-standard channel decoder
19786862315Network receiver utilizing pre-determined stored equalizer coefficients
19796859647Interference elimination system and interference eliminating method
19806859492Controlling an adaptive equalizer in a demodulator
19816859465Method and apparatus for constant throughput rate adaptation
19826856655Timing recovery device and method for telecommunications systems
19836856649Initialization scheme for a hybrid frequency-time domain equalizer
19846856648Method and apparatus for equalizer updating and sampling rate control
19856856646T-spaced equalization for 1xEV systems
19866856643Communication system and method for performing fast symbol estimation for multiple access disperse channels
19876853695System and method for deriving symbol timing
19886853688Low complexity maximum likelihood detection of concatenated space codes for wireless applications
19896853681Using different channel models for different training sequences
19906850563Data slicer for combined trellis decoding and equalization
19916850562Digital equalizing method and radio communication receiver implementing said method
19926847815METHOD FOR DETECTING, ON A TELECOMMUNICATION NETWORK SIDE, THE COMPLEXITY, ON THE TELECOMMUNICATION NETWORK SIDE, OF A TELECOMMUNICATION LINK BETWEEN TWO SUBSCRIBERS IN ORDER TO DETERMINE THE RATE, AND DEVICE FOR REALISING THE SAME
19936847688Automatic frequency control systems and methods for joint demodulation
19946845134Arrangement for receiving a digital signal from a transmission medium
19956842496Algorithm for multiple-symbol differential detection
19966842495Dual mode QAM/VSB receiver
19976842479Method and apparatus for interference cancellation in a rake receiver
19986842476Co-channel interference canceller

2004

19996834109Method and apparatus for mitigation of disturbers in communication systems
20006834079Efficient implementation for equalization of multicarrier channels
20016832080Apparatus for and method of adapting a radio receiver using control functions
20026831958Timing recovery device using a fixed equalizer
20036829297Adaptive equalizer having a variable step size influenced by output from a trellis decoder
20046826242Method for whitening colored noise in a communication system
20056826226Prefilter design by spectral factorization
20066825775Method and system for reducing interference
20076823489Generation of decision feedback equalizer data using trellis decoder traceback output in an ATSC HDTV receiver
20086823488Packet binary convolutional codes
20096823483Physical coding sublayer for a multi-pair gigabit transceiver
20106823028Digitally controlled automatic gain control system for use in an analog front-end of a receiver
20116823027Method for enhancing soft-value information
20126823023Serial bus communication system
20136819943Spatial spectral efficiency for wireless rings and network of links in millimeter wave (MMW) communication systems
20146819716System, device, and method for time-domain equalizer training using injected out-of-band noise
20156819630Iterative decision feedback adaptive equalizer
20166819166Continuous-time, low-frequency-gain/high-frequency-boosting joint adaptation equalizer and method
20176816204Ghost cancellation reference signals for broadcast digital television signal receivers and receivers for utilizing them
20186813219Decision feedback equalization pre-processor with turbo equalizer
20196812783Discritized phase constellation continuous phase modulation demodulator
20206810093Sequence detection
20216810089Block detection method for a channel subjected to fading
20226807240Low complexity maximum likelihood detection of concatenate space codes for wireless applications
20236807234Method and apparatus for constellation mapping and bitloading in multi-carrier transceivers, such as DMT-based DSL transceivers
20246807229Decision feedback equalizer and method for updating tap coefficients thereof
20256807228Dynamic regulation of power consumption of a high-speed communication system
20266806915Method and apparatus for echo cancellation in digital communications using an echo cancellation reference signal
20276806819Integrated circuit for targeted bitlength manipulation for serial data transmission
20286804694Adaptive equalizer with gain controlled initialization
20296804313Approach for processing data received from a communications channel
20306804293Method for equalising a receive signal
20316804211Frame structure for an adaptive modulation wireless communication system
20326803970Digital television receiver with match filter responsive to field synchronization code
20336798854System and method for canceling interference in a communication system
20346798852Methods and systems for extracting a joint probability from a map decision device and processing a signal using the joint probability information
20356798844Correction of phase and amplitude imbalance of I/Q modulator
20366795512System for carrier phase tracking of coded symbols using reliability metrics for symbol estimates
20376792566Method and apparatus of pre-loading a seed for a test code of a physical layer device
20386792050Ask modulation apparatus and method
20396792049Digital transceiver system with adaptive channel pre-coding in an asymmetrical communications network
20406792040Modems having a dual power mode capability and methods of operating same
20416791388Phase interpolator device and method
20426788752Multi-carrier transmission system
20436788749Erasure based instantaneous loop control in a data receiver
20446788236Method and system for implementing a sigma delta analog-to-digital converter
20456785520System and method for antenna diversity using equal power joint maximal ratio combining
20466785348Demodulator and method for demodulating CPFSK-modulated signals using a linear approximation of the CPFSK signal
20476785328Time domain equalization for discrete multi-tone systems
20486785327Multiported register file for burst mode coefficient updating
20496785258System and method for data scrambling to reduce the crest factor in an OFDM waveform
20506778619Methods for receiving diversity transmissions including prefiltering to provide minimum phase channel characteristics and related receivers
20516778617Methods and devices for simplifying the minimization of interblock interference in finite response filters
20526778611Subdimensional single-carrier modulation
20536778602Multi-pair gigabit ethernet transceiver
20546778599Digital transceiver with multi-rate processing
20556775340Synchronization and channel estimation with extended pilot symbols
20566775335Method and apparatus for equalization and tracking of coded digital communications signals
20576775334Equalization and decision-directed loops with trellis demodulation in high definition TV
20586775330Predistorted modulation system for bandwidth efficient satellite links
20596775322Equalizer with adaptive pre-filter
20606771774Filter arrangement for shaping a pulse propagated over pots wiring, and a method of manufacturing the same
20616771725Multi-pair gigabit ethernet transceiver
20626771714Timing recovery using the pilot signal in high definition TV
20636771711Digital GMSK filter
20646768517Repetitive-PN1023-sequence echo-cancellation reference signal for single-carrier digital television broadcast systems
20656765971System method and computer program product for improved narrow band signal detection for echo cancellation
20666763076Equalizing and decoding device for a frequency-selective digital transmission channel
20676763075Symbol estimation using soft-output algorithm and feedback
20686763064Block decision directed equalization method and apparatus
20696760388Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems
20706760374Block decision feedback equalization method and apparatus
20716760373Systems and methods for multicarrier modulation using multi-tap frequency-domain equalizer and decision feedback
20726760316Method and apparatus for the synchronization of multiple cable modem termination system devices
20736757321Segment-wise channel equalization based data estimation
20746756872Resource-constrained turbo-equalization
20756754294Dual equalizer for use in an receiver and method of operation
20766754282DC-free run length constrained line coding with channel gain
20776754264Digital equalization method, and a radio communication receiver implementing such method
20786754263Automatic equalizer
20796754262Multipath ghost eliminating equalizer with optimum noise enhancement
20806751276Method and apparatus for decoding a digital signal
20816751275Demodulator and radio communication system using the same
20826751255Decision feedback analyzer with filter compensation
20836751187Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission
20846748011Efficient multicarrier filter
20856747936Data reproduction apparatus and method with improved performance by adjusting filter coefficients of equalizer
20866744832Analog-to-digital converter bank based ultra wideband communications
20876744821Multicarrier receiver
20886744814Method and apparatus for reduced state sequence estimation with tap-selectable decision-feedback
20896741645Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
20906741643Asymmetric equalization system for data transmission
20916741634Apparatus and method of adaptive weighted parallel interference cancellation system for CDMA
20926738445Method and apparatus for changing the frequency content of an input signal and for changing perceptibility of a component of an input signal
20936738419Dynamic regulation of power consumption of a high-speed communication system
20946738416Device for signal transmission between moving parts
20956737859Dynamic register with IDDQ testing capability
20966735248Fast converging equalizer for a demodulator
20976735244Data transmission system and receiver unit thereof
20986734920System and method for reducing error propagation in a decision feedback equalizer of ATSC VSB receiver
20996731914Determination of transmitter distortion
21006731695Systems and methods for implementing receiver transparent Q-mode
21016731691Multi-pair gigabit ethernet transceiver having adaptive disabling of circuit elements
21026731683Serial data communication receiver having adaptive equalization
21036731682Multipath ghost eliminating equalizer with optimum noise enhancement
21046727936NTSC interference rejection filter
21056727772Method and system for synchronizing a quadrature amplitude modulation demodulator
21066724844Method and device for improving DFE performance in a trellis-coded system
21076724841Equalizer with a cost function taking into account noise energy
21086724839Adaptive inter-symbol interference boost equalization apparatus and method
21096724837Timing estimation for GSM bursts based on past history
21106724829Automatic power control in a data transmission system
21116724783Method and apparatus for arbitrary waveform generation using photonics
21126724329Decision feedback equalization employing a lookup table
21136721916System and method for trellis decoding in a multi-pair transceiver system
21146721374Method for reducing effects of interference, and receiver
21156721371One sample per symbol high rate programmable parallel architecture for digital demodulation
21166721369Composite BPSK/AM-BPSK based spectral suppression of out-of-band energy from saturated RF amplifier
21176721366Phase tracking apparatus and method for continuous phase modulated signals
21186721293Unsupervised adaptive chip separation filter for CDMA terminal
21196718502Precoders for partial response channels
21206717986Error propagation detection and control method, and memory device using the same
21216714896Method and apparatus for signal degradation measurement
21226714609Co-channel interference in a receiver
21236714607Joint demodulation using a viterbi equalizer having an adaptive total number of states
21246714598Burst-mode combining of reverse path radio frequency signals
21256714587Transmission system with improved signal conditioning means
21266711218System and method for received signal decoding
21276711216Method and apparatus for an ultra-wideband radio utilizing MEMS filtering
21286711213Implementing reduced-state viterbi detectors
21296711206Modem using a digital signal processor and separate transmit and receive sequencers
21306710811Data processing device
21316707868Apparatus for recovering timing of a digital signal for a transceiver
21326707850Decision-feedback equalizer with maximum-likelihood sequence estimation and associated methods
21336707849Methods, receivers and equalizers having increased computational efficiency
21346707848Demodulator for a multi-pair gigabit transceiver
21356704355Method and apparatus to enhance timing recovery during level learning in a data communication system
21366704354Method and apparatus of providing adaptive equalization using sign permutation filtering
21376700930Ghost eliminating equalizer
21386700927Method for establishing and adapting communication link parameters in XDSL transmission systems
21396700423Pulse width control circuit controlling pulse width of output light
21406697441Baseband processors and methods and systems for decoding a received signal having a transmitter or channel induced coupling between bits
21416697424Fast convergent pipelined adaptive decision feedback equalizer using post-cursor processing filter
21426697423Precursor decision feedback equalizer (PDFE)
21436697351Filter for telecommunications system
21446694280Method for overflow testing of a blind equalizer
21456693984Method and apparatus for compensating for intersymbol interference in a received signal
21466693958Adaptive channel equalizer having a training mode
21476693568Apparatus, and an associated method, for detecting digital data using MLSE detection with a dynamically-sized trellis
21486690945Method for suppressing transients using a pulse shaping look-up table
21496690754Method and apparatus for reducing the computational complexity and relaxing the critical path of reduced state sequence estimation (RSSE) techniques
21506690753Receiver having decisional feedback equalizer with remodulation and related methods
21516690744Digital line driver circuit
21526690723Decision-aided equalizer
21536690715Rake receiver with embedded decision feedback equalizer
21546687492System and method for antenna diversity using joint maximal ratio combining
21556687313Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before demodulation
21566687311Direct QAM modulator with digital feedback control and complex pre-equalization for phase and amplitude distortion
21576687292Timing phase acquisition method and device for telecommunications systems
21586687291Time-domain equalizer of cascaded filters for VDSL
21596684233Adaptive filter, control method of adaptive filter and storage medium storing therein program thereof
21606684071Terminal position location using multiple beams
21616680987Fading communications channel estimation and compensation
21626680980Supporting ME2PRML and M2EPRML with the same trellis structure
21636680971Passband equalizer for a vestigial sideband signal receiver
21646680683Waveform shaping circuit
21656678337Method and device for demodulating receive signal including a pilot signal
21666678318Method and apparatus for time-domain equalization in discrete multitone transceivers
21676675184Adaptive type signal estimator
21686674816Viterbi detector for extending tolerable extent of direct current bias
21696674795System, device and method for time-domain equalizer training using an auto-regressive moving average model

2003

21706671342Phase detectors in carrier recovery for offset QAM and VSB
21716671339Lock detecting apparatus and method for multimedia digital broadcasting receiver
21726671338Combined interference cancellation with FEC decoding for high spectral efficiency satellite communications
21736671334Measurement receiver demodulator
21746671314Decision feedback equalizer for a digital signal receiving system
21756668030Radio communication systems
21766668014Equalizer method and apparatus using constant modulus algorithm blind equalization and partial decoding
21776667993Communication channel
21786665352Overlapping windowing mechanism utilizing transmit waveform extensions
21796665337Activation method in data transceivers
21806665336MODEMS, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR SELECTING AN OPTIMUM DATA RATE USING ERROR SIGNALS REPRESENTING THE DIFFERENCE BETWEEN THE OUTPUT OF AN EQUALIZER AND THE OUTPUT OF A SLICER OR DETECTOR
21816665308Apparatus and method for equalization in distributed digital data transmission systems
21826662367Poly-phase filters in multicarrier communication systems
21836661849Multiple payload slicer system with prenormalization integer values
21846661837MODEMS, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR SELECTING AN OPTIMUM DATA RATE USING ERROR SIGNALS REPRESENTING THE DIFFERENCE BETWEEN THE OUTPUT OF AN EQUALIZER AND THE OUTPUT OF A SLICER OR DETECTOR
21856661761Reproducing apparatus for optical disc recorded in high density
21866661727Dynamic register with low clock rate testing capability
21876658242TDMA wireless telephone system with independently tracked demodulation parameters
21886658071Delayed decision feedback log-map equalizer
21896658047Adaptive channel equalizer
21906657949Efficient request access for OFDM systems
21916654431Multicarrier personal access communication system
21926654365Reduced complexity trellis-based multiuser detector for CDMA
21936650716Space-time receiver structure for digital communication systems
21946650713Maximum likelihood sequence estimation apparatus
21956650702Blind initialization of decision feedback equalizer using an antenna array
21966650700Dual path ghost eliminating equalizer with optimum noise enhancement
21976650698Non-linear equalization for the upstream data connection of 56K PCM modems
21986650638Decoding method and decoder for 64b/66b coded packetized serial data
21996650624Cable modem apparatus and method
22006650617Reduced complexity FFT window synchronization for an orthogonal frequency division multiplexing system
22016647076Method of compensating for interference in a signal generated by discrete multitone modulation, and circuit configuration for carrying out the method.
22026647071Method and apparatus for equalization and tracking of coded digital communications signals
22036647070Method and apparatus for combating impulse noise in digital communications channels
22046643321Method for rapid synchronization of a point to multipoint communication system
22056639949Method and apparatus for pulse overlap pre-compensation in digitally modulated signals
22066636729Apparatus and method for receiving radio signals according to variable weighting factors
22076636561Channel equalisers
22086633614Multicarrier personal access communication system
22096633606Blind channel equalizer
22106633444Narrow band partial response signal processing apparatus, signal processing method and information storage apparatus
22116631175Spectrally constrained impulse shortening filter for a discrete multi-tone receiver
22126631169Apparatus and method for GMSK baseband modulation based on a reference phase to be simplified
22136628730Demodulating digital video broadcast signals
22146628728Nyquist filter and method
22156628707Adaptive equalizer system for short burst modems and link hopping radio networks
22166628704Equalizer training for ADSL transceivers under TCM-ISDN crosstalk environment
22176625236Methods and systems for decoding symbols by combining matched-filtered samples with hard symbol decisions
22186625229Pulse transmission transmitter including a higher order time derivate filter
22196625225Trellis decoder and associated method
22206621878Pulse transmission receiver with higher-order time derivative pulse correlator
22216621863Equalizing apparatus combining amplitude error with squared envelope error according to variable weights
22226621862Equalization for multichannel receiving node
22236618451Efficient reduced state maximum likelihood sequence estimator
22246618436Digital base-band receiver
22256614859Method and system for angle of arrival estimation and data detection using vector per-survivor processing of signals from an array of antennas
22266614854System and method for adaptive predistortion
22276614852System for the estimation of the complex gain of a transmission channel
22286614848Device for transmitting signals between moving parts
22296611567Method and apparatus for pulse shaping
22306611223Method and apparatus for ultra wide-band communication system using multiple detectors
22316609011Radio communication system, communication terminal apparatus, base station apparatus, and radio communication equalizing method
22326608874Method and apparatus for quadrature multi-pulse modulation of data for spectrally efficient communication
22336608873Method and apparatus for detecting CPM-modulated information symbols
22346608864Method and apparatus for fault recovery in a decision feedback equalizer
22356608862Method and apparatus for computing prefilter coefficients
22366608840Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
22376608835Communication system with multicarrier telephony transport
22386606719Method and arrangement to estimate transmission channel characteristics
22396606352Method and apparatus for converting between byte lengths and burdened burst lengths in a high speed modem
22406606351Ingress protection in a communication system with orthogonal carriers
22416606350Pulse transmission receiver with higher-order time derivative pulse generator
22426603827Method and apparatus for digital symbol detection using medium response estimates
22436603822Communicating errors in a telecommunications system
22446603818Pulse transmission transceiver architecture for low power communications
22456603811Low complexity frequency domain equalizer having fast re-lock
22466603806Method and apparatus for high data rate wireless communications over wavefield spaces
22476603801Spread spectrum transceiver for use in wireless local area network and having multipath mitigation
22486600794Method and device for nonlinear maximum likelihood sequence estimation by removing non-linear inter-symbol-interference (ISI) from a received signal
22496600780Apparatus and method for adapting a filter of an analog modem
22506600778Method and apparatus for VSB symbol sync recovery
22516600447Apparatus and method for determining signal direction from an estimated signal medium response for a ray component of a radio signal
22526597751Method of displaying signals in the presence of inter symbol interference
22536597746System and method for peak to average power ratio reduction
22546597745Reduced complexity multicarrier precoder
22556597742Implementing reduced-state viterbi detectors
22566597734Passband transversal equalizer
22576597733Equalizer performance enhancements for broadband wireless applications
22586594322Method of distributed loop control for a multicarrier telephony transport
22596590933Adaptive decision-feedback equalizer with error-predictor for improved convergence
22606590932Methods, receiver devices and systems for whitening a signal disturbance in a communication signal
22616590872Receiver with parallel correlator for acquisition of spread spectrum digital transmission
22626590860Receiving device and signal receiving method
22636587524Reception method and receiver for mobile radiotelephone applications
22646587521Signal estimator and program stored memory medium
22656587512Apparatus and methods for combined precoding and shaping generating an uncorrelated sequence of samples
22666587504Adaptive equalizer and designing method thereof
22676584151Robust adaptive equalizer
22686584143Method and apparatus for joint detection of a coded signal in a CDMA system
22696583684Method of designing an equalizer and like electronic components
22706577232Monopolar, synchronized communication system
22716574293Receivers and methods for reducing interference in radio communications
22726573948Equalizing intermediate-frequency signals before demodulating them in a digital television receiver
22736570943Method for equalization of complementary carriers in an AM compatible digital audio broadcast system
22746570939Receiving device with demodulating function based on orthogonal detection and equalizing function based on maximum likelihood sequence estimation
22756570919Iterative decoding of data packets employing decision feedback equalization
22766570917Equalizer training in the presence of network impairment
22776570910Baseband processor with look-ahead parameter estimation capabilities
22786570889Transmitter and transmitting method increasing the flexibility of code assignment
22796567481Receivers including iterative map detection and related methods
22806567467Receiver having a comparator based decision feedback equalizer
22816563897Multirate symbol timing recovery circuit
22826563894Method and apparatus for acquiring and tracking the sampling phase of a signal
22836563892Method and system for detection of binary information in the presence of slowly varying disturbances
22846563877Simplified block sliding window implementation of a map decoder
22856563858Method of performing antenna diversity in spread spectrum in wireless local area network
22866563841Per-bin adaptive equalization in windowed DMT-type modem receiver
22876563333Dynamic register with IDDQ testing capability
22886560304Apparatus for reducing pattern jitter by using locally symmetry forcing wave generating unit and method using the same
22896560278Receiver and an adaptive equalizer method
22906559894Block-adaptive equalization using partial decision feedback in digital broadcast communications
22916556633Timing recovery for data sampling of a detector
22926556632Sequence estimation method and sequence estimator
22936553518SEVERE ERROR DETECTORS, METHODS AND COMPUTER PROGRAM PRODUCTS THAT USE CONSTELLATION SPECIFIC ERROR EVENT THRESHOLDS TO DETECT SEVERE ERROR EVENTS DURING DEMODULATION OF A SIGNAL COMPRISING SYMBOLS FROM A PLURALITY OF SYMBOL CONSTELLATIONS
22946553085Means and method for increasing performance of interference-suppression based receivers
22956553080Constant envelope modulation communication system
22966553063Constellation-multiplexed transmitter and receiver
22976549568Method and apparatus for automatically adjusting the transmit power of data communication equipment operating in a multipoint environment
22986542561Information receiving device and method
22996542555Digital transmitter with equalization
23006539068Receiver of wideband digital signal in the presence of a narrow band interfering signal
23016538451Single ended measurement method and system for determining subscriber loop make up
23026535715Hybrid/fiber coax video and telephony communication system with poly-phase filtering
23036535554PCS signal separation in a one dimensional channel
23046535552Fast training of equalizers in discrete multi-tone (DMT) systems
23056535545RF modem utilizing saw resonator and correlator and communications transceiver constructed therefrom
23066535073Device and method for I/Q modulation, frequency translation and upsampling
23076532272RAM-search processor for intersymbol interference cancellation
23086532267Variable rate constellation precoding
23096532260Pulse transmission device for use in long-distance communication
23106532259Equalization method and apparatus with gain adjustment for direct access storage device (DASD) data channels
23116532256Method and apparatus for signal transmission and reception
23126529549System and method for an equalizer-based symbol timing loop
23136526105Time domain equalization for discrete multi-tone systems
23146526093Method and apparatus for equalizing a digital signal received via multiple transmission paths
23156522707Method and device for disturbance suppression in a signal
23166522706Delay spread estimation for multipath fading channels
23176522699Transmission system for reduction of amateur radio interference
23186522696Adaptive frequency correction in a wireless communications system, such as for GSM and IS54
23196522683Method and apparatus for adaptive linear equalization for walsh covered modulation
23206519282Method for digital transmission of information
23216516028Automatic delay equalizer and automatic delay equalization method as well as automatic delay and amplitude equalizer and automatic delay and amplitude equalization method
23226516025High-speed upstream modem communication
23236512802Method and apparatus for equalization and data symbol detection for MPSK modulation
23246512798Digital communication system of orthogonal modulation type
23256512789Partial equalization for digital communication systems
23266512758Retransmission control method and apparatus for use in OFDM radio communication system
23276510229Communication system with multicarrier telephony transport
23286509773Phase interpolator device and method
23296507628Distortion-compensated digital communications receiver and method therefor
23306507585Multi-carrier LAN adapter device using frequency domain equalizer

2002

23316501811Sampling system
23326501803Low complexity maximum likelihood detecting of concatenated space codes for wireless applications
23336496583Digital data transfer apparatus and method
23346493409Phase detectors in carrier recovery for offset QAM and VSB
23356493399Digital wireless communications systems that eliminates intersymbol interference (ISI) and multipath cancellation using a plurality of optimal ambiguity resistant precoders
23366493381Blind equalization algorithm with the joint use of the constant R and the sliced symbols
23376490327System and method for self-adaptive maximum likelihood sequence detection using a T-algorithm
23386490318Phase-compensating constant modulus algorithm
23396490007Adaptive channel equalizer
23406487405Communication system with multicarrier telephony transport for controlling a plurality of service units
23416487261Distortion compensating device
23426487259Partially-parrallel trellis decoder apparatus and method
23436487255Information generation for coherent demodulation of differentially encoded signals
23446487254Methods and devices for estimating QAM symbol sequences over flat fading channels using multiple offset sequences
23456487244System and method for transmitting special marker symbol
23466487242Method and apparatus for VCO modulation in a communication system
23476487240Apparatus for receiving and recovering frequency shift keyed symbols
23486484223Transmitting device and bus system for data transfer
23496480536Method and apparatus for demodulating and equalizing an AM compatible digital audio broadcast signal
23506480151GPS receiver interference nuller with no satellite signal distortion
23516477354Communication system transmitting modulated orthogonal carries with service units that scan spectrum to identify assigned band
23526477208Composite trellis system and method
23536477200Multi-pair gigabit ethernet transceiver
23546477199Dynamic regulation of power consumption of a high-speed communication system
23556473471Slope drift and offset compensation in zero-if receivers
23566473470Phase-locked loop circuits for communication system
23576473466Data transmitting method and data transmitting apparatus accompanied with a plurality of transmitting of receiving antennas
23586470047Apparatus for and method of reducing interference in a communications receiver
23596467092Method for adjusting power in a communication system with multicarrier telephony transport
23606466631Device and method of changing the noise characteristic in a receiver of a data transmission system
23616466616Power efficient equalization
23626466615Delay locked loop based circuit for data communication
23636466611Multi-user detection using a finite-impulse-response matrix filter
23646463099Blind channel equalizers and methods of blind channel equalization
23656459746Multi-pair gigabit ethernet transceiver
23666459742Digital modulation process and modulator implementing the process
23676459730Apparatus for, and method of, processing signals transmitted over a local area network
23686459729Method and apparatus for improved channel equalization and level learning in a data communication system
23696459315Wave reforming circuit
23706456654Frame alignment and time domain equalization for communications systems using multicarrier modulation
23716456552Dynamic register with low clock rate testing capability
23726452987Fast start-up in discrete multi-tone (DMT) based communications system
23736449322Maximum likelihood detection of MPSK bursts with inserted reference symbols
23746449303System and method for peak power reduction in multiple carrier communications systems
23756449302System and method for peak power reduction in spread spectrum communications systems
23766449246Multicarrier personal access communication system
23776449245Signal receiving apparatus and method and providing medium
23786449016Separation stage for separating a signal which is transmitted in the blanking intervals of a video signal and a distortion-compensation method for such a signal
23796445746IS-136+ slot formation
23806445734System and method of validating equalizer training
23816445423Controlled oscillator in a digital symbol timing recovery network
23826442219Simultaneous decoding and phase synchronization using the criterion of maximum likelihood
23836442218Demodulator
23846442199Stabilizing the operation of fractionally spaced equalizers in digital signal receivers
23856442198Method and apparatus for stabilizing a decision feedback equalizer
23866438185Self-optimizing channel equalization and detection
23876438180Soft and hard sequence detection in ISI memory channels
23886438164Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
23896438161Method of designing an equalizer
23906438160Method and apparatus for estimating an error rate in a digital communication system
23916438156Stepwise adaptive finite impulse response filter for spread spectrum radio
23926437932Decision based time-varying equalizers
23936434583Fast fourier transform apparatus and method
23946434192Adaptive equalizing device
23956430287Combined parallel adaptive equalizer/echo canceller
23966426973Differential minimum mean squared error communication signal compensation method
23976426972Reduced complexity equalizer for multi mode signaling
23986425080Asynchronous Transfer Mode (ATM) cell descrambling circuit
23996421403Baseband equalization of quadrature-phase as well as in-phase synchrodyne results in digital radio receivers
24006421395Termination of coded or uncoded modulation with path-oriented decoder
24016421390High-speed pulse-shape generator, pulse multiplexer
24026421381Simplified equalizer for twisted pair channel
24036421380Demodulator for digital communication systems
24046418558Hybrid fiber/coax video and telephony communication
24056418172Look-ahead maximum likelihood sequence estimation decoder
24066418164Adaptive equalizer with enhanced error quantization
24076417687Slope control device for an electric data transmission system
24086415133Acquisition and tracking in communication system with multicarrier telephony transport
24096415008Digital signal multiplier
24106414990Timing recovery for a high speed digital data communication system based on adaptive equalizer impulse response characteristics
24116414989Upstream PCM transmission for a modem system
24126414957Parallel processor for use in distributed sample scrambler
24136411659Timing recovery using the pilot signal in high definition TV
24146411657DSL transmitter with digital filtering using a Tomlinson-Harashima precoder
24156411117Dynamic register with IDDQ testing capability
24166408419Trellis code for extended partial response maximum likelihood (EPRML) channel
24176408023Method and apparatus for performing equalization in a radio receiver
24186408022Equalizer for use in multi-carrier modulation systems
24196404810Activation method in data transceivers
24206404806Method and apparatus for time-domain equalization in FDM-based discrete multi-tone modems
24216400781Multiband detector
24226400761Method and apparatus for adaptively compensating channel or system variations in precoded communications system
24236400760Apparatus and method for an error signal compression technique in a fast adaptive equalizer circuit
24246396886DMT time-domain equalizer algorithm
24256393062Methods and circuits for generating a preemphasis waveform
24266393029Use of modified line encoding and low signal-to-noise auto ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
24276389574Method for detecting a discrete symbol sequence from an observation signal, and viterbi processor implementing such method
24286389084Apparatus and method for equalizing a signal independent of the impact of doppler frequency
24296389080Random phase shift keying
24306389079Non-coherent sequence estimation receiver for digital modulations
24316389077Adaptively configurable class-A/class-B transmit DAC for transceiver emission and power consumption control
24326389064Modems, methods, and computer program products for identifying a signaling alphabet in variance with an ideal alphabet due to digital impairments
24336389062Adaptive frequency domain equalizer circuits, systems, and methods for discrete multitone based digital subscriber line modem
24346389000Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers
24356385319Encoding circuit and method of detecting block code boundary and establishing synchronization between scrambler and descrambler
24366385239Adaptive equalizing circuit
24376381623Method for adaptive filter adjustment in a QAM/CAP system
24386381271Low complexity decision feedback sequence estimation
24396381083Multilevel signal equalization utilizing nonlinear maps
24406377683Low complexity frequency domain echo canceller for DMT transceivers
24416377529Method for providing improved equalization for the reading of marks on optical data-storage media
24426377076Circuitry to support a power/area efficient method for high-frequency pre-emphasis for chip to chip signaling
24436373910Rapid acquisition dispersive channel receiver integrated circuit
24446373900Multi-pair transceiver decoder system with low computation slicer
24456370206Adaptive cap receiver and method for controlling a cap receiver
24466370201Simplified branch metric calculation in pragmatic trellis decoders
24476370191Efficient implementation of error approximation in blind equalization of data communications
24486370190Data receiver including hybrid decision feedback equalizer
24496366624Systems and methods for receiving a modulated signal containing encoded and unencoded bits using multi-pass demodulation
24506366613High stability fast tracking adaptive equalizer for use with time varying communication channels
24516366585Distributed control in a communication system
24526363129Timing recovery system for a multi-pair gigabit transceiver
24536363112Parallel processing decision feedback equalizer
24546363104Method and apparatus for interference cancellation in a rake receiver
24556362701Digital communications modulator having an interpolator upstream of a linearizer and method therefor
24566360369Interference tolerant modem
24576359936Modulator employing a memory reduction circuit
24586356586Methods and apparatus for parallel decision-feedback decoding in a communication system
24596356555Apparatus and method for digital data transmission using orthogonal codes
24606353913Modulation detection method and apparatus
24616353644System and method for performing time domain equalization
24626353631Quadrature amplitude modulation signal demodulation circuit having improved interference detection circuit
24636353629Poly-path time domain equalization
24646349138Method and apparatus for digital transmission incorporating scrambling and forward error correction while preventing bit error spreading associated with descrambling
24656349120Method for improving spectral sampling using sub-burst discreet fourier transforms
24666349112Adaptive equalizer compensating signal distortion on transmission path
24676347391Radio communication apparatus
24686347125Reduced complexity demodulator for multi-bit symbols
24696345076Receiver for a digital transmission system
24706344871NTSC interference rejection filter
24716341360Decision feedback equalizers, methods, and computer program products for detecting severe error events and preserving equalizer filter characteristics in response thereto
24726341298Signal equalization
24736341148Method and apparatus for minimizing transient sampling fluctuations upon transition between modes of communication
24746337878Adaptive equalizer with decision directed constant modulus algorithm
24756337606Digital communications modulator having a modulation processor which supports high data rates
24766336201Synchronization in a communications system with multicarrier telephony transport
24776335949Non-linear signal receiver
24786335913Disk memory device and disk read-out signal processor

2001

24796334219Channel selection for a hybrid fiber coax network
24806333953System and methods for selecting an appropriate detection technique in a radiocommunication system
24816332004Analog discrete-time filtering for unshielded twisted pair data communication
24826332000Time division equalizer using system clock signal faster than symbol clock signal in high-speed communication
24836330241Multi-point to point communication system with remote unit burst identification
24846329836Resistive arrayed high speed output driver with pre-distortion
24856327709Method and apparatus for filtering interference and nonlinear distortions
24866327317Combined equalization and decoding techniques
24876327302Fast adaptive equalizer for wireless communication systems
24886324225Timing recovery for data sampling of a detector
24896324220Stabilized precoder for data transmission
24906320918Procedure for reducing interference in the transmission of an electrical communication signal
24916320916Digital magnetic recording/reproducing apparatus
24926320915OFDM symbol synchronization
24936320904Clustering blind convergence process in an adaptive decision feedback equalizer
24946320903Multi-carrier transmission systems
24956320902Time domain equalizer for ADSL
24966320901Method for fast off-line training for discrete multitone transmissions
24976320627Demodulating digital video broadcast signals
24986317473Demodulating digital video broadcast signals
24996317470Adaptive weighting method for orthogonal frequency division multiplexed soft symbols using channel state information estimates
25006314441Robust method for providing tap leakage in adaptive equalizer systems
25016314148Synchronization tracking method
25026314147Two-stage CCI/ISI reduction with space-time processing in TDMA cellular networks
25036314135Method and apparatus for updating precoder coefficients in a data communication transmitter
25046314134Blind equalization algorithm with joint use of the constant modulus algorithm and the multimodulus algorithm
25056314133Automatic equalizer capable of surely selecting a suitable sample timing a method for generating sampling clock used for the sample timing and a recording medium usable in control of the automatic equalizer
25066313827Computer data re-presentation apparatus and method
25076313777Binary waveform shaping apparatus
25086307905Switching noise reduction in a multi-clock domain transceiver
25096307901Turbo decoder with decision feedback equalization
25106307884Dual decision feedback equalizer with selective attenuation to improve channel performance
25116307883Apparatus, method and system for wireless communication
25126307868Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
25136307851System for radio transmission of digital signals between a plurality of subscriber stations and base station
25146307595NTSC/DTV reception apparatus automatically conditioned for NTSC signal reception responsive to 4.5 MHz intercarrier
25156304618Methods and systems for reducing co-channel interference using multiple timings for a received signal
25166304599Adaptive equalizer and adaptive equalization scheme
25176304539Multilayer perception neural network scheme disk memory device and signal processing device
25186302576Soft decision estimation unit and maximum-likelihood sequence estimation unit
25196301684Data decoding apparatus and method for decoding convolution-coded input data
25206301315Methods and systems for symbol estimation in a receiver
25216301298Adaptive equalizer with complex signal regeneration and method of operation
25226300984Ghost-cancellation reference signals using spaced PN sequences
25236298362Apparatus and method for equalizer filter units responsive to 5-level inputs signals
25246298102Maximum likelihood sequence estimation in the presence of co-channel interference
25256298099Constant envelope modulation communication system
25266298035Estimation of two propagation channels in OFDM
25276295326Kalman filter based equalization for digital multicarrier communications systems
25286295317Method and apparatus for demodulating and equalizing an AM compatible digital audio broadcast signal
25296295316Automatic equalization system
25306292651Communication system with multicarrier transport distribution network between a head end terminal and remote units
25316292511Method for equalization of complementary carriers in an AM compatible digital audio broadcast system
25326292510Automatic equalization method and automatic equalizer
25336289151All-pass optical filters
25346289063QAM receiver with improved immunity to crosstalk noise
25356289060Method and apparatus for performing a generalized viterbi search to demodulate a sequence of symbols
25366289047Dynamic regulation of power consumption of a high-speed communication system
25376289046Adaptive equalization method
25386289045Training method in a time domain equalizer and a digital data transmission apparatus including an improved training apparatus
25396288592Cable driver with controlled linear rise and fall
25406286021Apparatus and method for a reduced complexity tap leakage unit in a fast adaptive filter circuit
25416285720Method and apparatus for high data rate wireless communications over wavefield spaces
25426285709Error filtering in a hybrid equalizer system
25436283960Apparatus for delivery of energy to a surgical site
25446282683Communication system with multicarrier telephony transport
25456282251Modified viterbi detector which accounts for correlated noise
25466282247Method and apparatus for digital compensation of radio distortion over a wide range of temperatures
25476279158Dynamic bandwidth allocation
25486278754Demodulation of asynchronously sampled data by means of detection-transition sample estimation in a shared multi-carrier environment
25496278741Timing recovery circuit in QAM modems
25506278732Efficient MLSE equalization for quadrature multi-pulse (QMP) signaling
25516278731Digital transmitter employing digital signal generator utilizing stored waveforms
25526275990Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith
25536275525Enhanced method for adaptive equalization technique in mobile wireless systems
25546272173Efficient fir filter for high-speed communication
25556269118Signal carrier recovery process
25566269116Method and arrangement for demodulating data symbols
25576266366Digital base-band receiver with pipeline processor
25586266350Off-line broadband network interface
25596263443Simplified data link protocol processor
25606263018Apparatus for adaptive equalizer
25616263017Method and apparatus for signal transmission and reception
25626259751Circuit and method for removing interference in digital communication system
25636259745Integrated Gigabit Ethernet transmitter architecture
25646259743Automatic constellation phase recovery in blind start-up of a dual mode CAP-QAM receiver
25656259729Method of and an apparatus for training tap coefficients of an adaptive equalizer
25666259303Wave shaping circuit
25676256342Method and regenerative filter for equalizing digitally transmitted signals
25686253345System and method for trellis decoding in a multi-pair transceiver system
25696252918Method and apparatus for digital symbol detection using medium response estimates
25706252914Radio communication system
25716252904High-speed decoder for a multi-pair gigabit transceiver
25726252903Blind start-up of a dual mode CAP-QAM receiver
25736252902xDSL modem having DMT symbol boundary detection
25746249762Method for separation of data into narrowband and broadband time series components
25756249553Device and method for detecting information
25766249544System and method for high-speed decoding and ISI compensation in a multi-pair transceiver system
25776249518TDMA single antenna co-channel interference cancellation
25786246732Demodulator including adaptive equalizer and demodulating method in digital communications
25796246722Method of detection of misconvergence using constellation scanning in an equalizer
25806243428Method and apparatus for band-adaptive demodulation
25816243422Waveform shaping method and equipment
25826243415Process of multisensor equalization allowing multisensor reception in the presence of interference and multiple propagation paths and receiver for the implementation thereof
25836240434Finite impulse response circuit and disk unit
25846240146Demodulating digital video broadcast signals
25856240134Method for stabilizing the operation of fractionally spaced sequalizer in digital signal receivers
25866240133High stability fast tracking adaptive equalizer for use with time varying communication channels
25876236678Method and apparatus for converting between byte lengths and burdened burst lengths in a high speed cable modem
25886236283Methods and apparatus for generating a filtered signal having a fixed sampling rate from a variable baud rate input data stream
25896233718Avoiding forbidden data patterns in coded audio data
25906233291Method and apparatus for performing data sorting in a decoder
25916233286Path-oriented decoder using refined receiver trellis diagram
25926233276XDSL modem having time domain filter for ISI mitigation
25936233273Rake receiver with embedded decision feedback equalizer
25946229471Method for detecting a pulse-usable system
25956226332Multi-pair transceiver decoder system with low computation slicer
25966226323Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
25976222891Timing recovery using the pilot signal in high definition TV
25986222879Self contained equalization method and apparatus
25996222592TV receiver equalizer storing channel characterizations for each TV channel between times of reception therefrom
26006219388Digital data demodulating device for estimating channel impulse response
26016219378Digital subscriber line modem initialization
26026219334Receiving apparatus for receiving orthogonal frequency division multiplexing signal and receiving method thereof
26036219088NTSC interference rejection filter
26046216107High-performance half-rate encoding apparatus and method for a TDM system
26056215832Maximum likelihood sequence estimation receiver and method of receiving maximum-likelihood sequence estimates
26066215818Method and apparatus for operating an adaptive decision feedback equalizer
26076212229Adaptive pre-emphasis technique
26086212119Dynamic register with low clock rate testing capability
26096208700Apparatus for processing a signal received via an information carrier
26106208617Channel tracking in a mobile receiver
26116205188Demodulating digital video broadcast signals
26126205170Transmission/reception unit with bidirectional equalization
26136202075Second order LMS tap update algorithm with high tracking capability
26146201843Rapid acquisition dispersive channel receiver integrated circuit
26156201841Distortion compensating device
26166201839Method and apparatus for correlation-sensitive adaptive sequence detection
26176201831Demodulator for a multi-pair gigabit transceiver
26186198776Device and method for precoding data signals for PCM transmission
26196195386Parallel decision feedback equalizer
26206194977State variable-based table-driven modulation signal generation
26216192072Parallel processing decision-feedback equalizer (DFE) with look-ahead processing
26226188735Data decoding apparatus and method utilizing a single channel maximum likelihood decoder
26236188723Finite impulse response filter for wave-shaping digital quadrature amplitude modulation symbols
26246188722Sequential blind convergence process in an adaptive decision feedback equalizer
26256185262Method for suppressing disturbances in a bipolar data stream and a circuit configuration for carrying out the method
26266185261Determination of transmitter distortion
26276185259Transmitter/receiver for GMSK and offset-QAM
26286185251Equalizer for use in multi-carrier modulation systems
26296185250Training of level learning modems
26306185182Power sharing amplifier system for a cellular communications system
26316181748Pulse shaper apparatus and method for ISDN U-interface
26326181674Method and apparatus for sharing transmit shaping filters among phase shifted signals
26336178209Method of estimating trellis encoded symbols utilizing simplified trellis decoding
26346178201Controlling an adaptive equalizer in a demodulator
26356178198Apparatus for, and method of, processing signals transmitted over a local area network
26366178161Communications methods and apparatus
26376175588Communication device and method for interference suppression using adaptive equalization in a spread spectrum communication system
26386175255Line driver circuit for low voltage and low power applications
26396173015Device and method for precoding data signals for PCM transmission
26406173014Method of and apparatus for interference rejection combining and downlink beamforming in a cellular radio communications system
26416173011Forward-backward channel interpolator

2000

26426167082Adaptive equalizers and methods for carrying out equalization with a precoded transmitter
26436167081Dual mode receiver
26446163572Method of reducing coefficient leakage noise introduced to an equalizer during steady state operation
26456158027Enhanced noise-predictive maximum likelihood (NPML) data detection method and apparatus for direct access storage device (DASD)
26466157909Process and device for blind equalization of the effects of a transmission channel on a digital speech signal
26476154507System and method for signal demodulation
26486154456Apparatus and method for digital data transmission using orthogonal codes
26496151487Demodulation structure for fast fading cellular channels
26506151370Path-oriented decoder for signal-dependent noise
26516151358Method and apparatus, and computer program for producing filter coefficients for equalizers
26526151295OFDM receiving system
26536148041Joint demodulation using spatial maximum likelihood
26546148023Self-synchronizing equalization techniques and systems
26556148007Method for data transmission in a digital audio broadcasting system
26566144862Pulse-shaping look-up table with transient suppression
26576144708Phase-locked loop circuit with equalizer and phase locking method
26586144697Equalization techniques to reduce intersymbol interference
26596141787Digital modulation and demodulation
26606141783Error propagation limiting encoder/decoder for multilevel decision feedback equalization
26616141378Fractionally-spaced adaptively-equalized self-recovering digital receiver for amplitude-phase modulated signals
26626137847Demodulating digital video broadcast signals
26636137843Methods and apparatus for canceling adjacent channel signals in digital communications systems
26646137839Variable scaling of 16-bit fixed point fast fourier forward and inverse transforms to improve precision for implementation of discrete multitone for asymmetric digital subscriber loops
26656137833Programmable transmitter baseband equalizer
26666137831Method and apparatus for reducing receiver imposed distortion
26676137829System and method for transmitting special marker symbols
26686134538Procedure for equalizing distorted data signals
26696134280Delayed decision feedback sequence estimator for determining optimal estimation region with small calculation quantity
26706134277System and method for self-adaptive maximum likelihood sequence detection
26716134265Precoding coefficient training in a V.34 modem
26726130916Method and apparatus for improving a transmission data rate of baseband data in a wireless network
26736130909Method and apparatus for equalization in a diversity receiver
26746124997Data reproducing apparatus equipped with adaptive processing circuit
26756118832Multiple-sensor equalization in a radio receiver
26766118816Digital transmission system with a trellis-based, reduced-state estimation method
26776118815Adapting equalization gain and offset for data transmissions
26786118814Communication system
26796118812Digital equalization in the presence of quantization noise
26806118495Training signal in plural PN sequences near beginnings of data segments of DTV signal or scan lines of NTSC signal
26816115433Adaptively-equalized digital receiver with carrier tracking
26826115418Simplified equalizer for twisted pair channel
26836111923System and method for calculating a state transition metric in a viterbi equalizer
26846108517Methods and apparatus for joint demodulation of adjacent channel signals in digital communications systems
26856108388Iterative-structure digital signal reception device, and module and method therefor
26866108375Equalization circuit for unknown QAM constellation size
26876108049Circuitry operative on symbol decoding results for synchronizing data fields in a digital television receiver
26886104769Method and apparatus for acquiring and tracking the sampling phase of a signal
26896104758Process and system for transferring vector signal with precoding for signal power reduction
26906101228Receiver of wideband digital signal in the presence of a narrow band interfering signal
26916101223System and method for optimizing the uncoded modulation of circular constellations using circular precoding and nonlinear encoding
26926101219Adaptive equaliser
26936101217System and method for demodulating digital information from an odd constellation
26946098161Method of generating address of coefficient memory in OFDM adaptive channel equalizer and apparatus employing the same
26956097769Viterbi detector using path memory controlled by best state information
26966097763MMSE equalizers for DMT systems with cross talk
26976094667Time spread root Nyquist filter
26986094458Arrangements and methods for generating a radio frequency signal
26996094167Process and device for reception with directional resolution
27006091932Bidirectional point to multipoint network using multicarrier modulation
27016091766Data communication apparatus having ITU-T recommendation V.34 communication function
27026088593Two-way paging system and apparatus
27036088398Orthogonal frequency division multiplex systems
27046088390Integrating decision feedback equalization and forward error correction to improve performance in point-to-multipoint digital transmission
27056088389System and method for training a plurality of equalizers and a modem employing the system or method
27066084929Method and apparatus for channel tracking
27076081566Method and apparatus for interference rejection with different beams, polarizations, and phase references
27086081562Implementing reduced-state viterbi detectors
27096078624Judging method and a precoding apparatus
27106075816Windowing technique for blind equalization
27116072340Pulse shaping and filtering circuit for digital pulse data transmissions
27126069917Blind training of a decision feedback equalizer
27136067319Method for equalization of a quadrature amplitude modulated signal
27146067295Method and apparatus for reducing error in recovering information bits in a wireless system
27156064703MAP receiver for high-speed numerical transmissions through rayleigh channels noisy and dispersive in time and frequency
27166064248Clock pulse transmission circuit
27176061396Method and apparatus for modified baud rate sampling
27186061395Waveform equalizer
27196061327Device and method for vector equalization of an OFDM signal
27206058145Method of demodulating a multi-frequency quadrature modulated signal
27216058119SDH/sonet interface
27226055268Multimode digital modem
27236052702Decision feedback filter device in the frequency domain
27246052349Waveform equalizer and memory device having a waveform equalizer
27256049574Blind adaptive equalization using cost function that measures dissimilarity between the probability distributions of source and equalized signals
27266049514Equipment for transmitting data and method of the same
27276047026Method and apparatus for automatic equalization of very high frequency multilevel and baseband codes using a high speed analog decision feedback equalizer
27286047024Device for equalizing channel-distorted signals
27296044111Equalizer with a sequence estimation method with state reduction for a receiver in a digital transmission system
27306044107Method for interoperability of a T1E1.4 compliant ADSL modem and a simpler modem
27316041081CDMA transmitter having a variable gain circuit inserted between a transmitter mixer and a transmitter antenna
27326038518Error correction of system transfer function by use of input compensation
27336038269Detection for digital communication receivers
27346038266Mixed mode adaptive analog receive architecture for data communications
27356038264Data receiving apparatus
27366038251Direct equalization method
27376038249Spectrum spread transmission method and apparatus
27386035006Estimator having a feedback loop
27396032029Receiver selecting either a first demodulated signal or a second demodulated signal in accordance with characteristics of a received signal
27406031866Duplex decision feedback equalization system
27416031431Methods and apparatus for implementing modulators and programmable filters
27426026124Transition-controlled digital encoding and signal transmission system
27436026122Process and system for transferring vector signal with precoding for signal power reduction
27446026121Adaptive per-survivor processor
27456026120System and method for using circular constellations with uncoded modulation
27466025758Method and apparatus for performing digital data signal modulation
27476021167Fast equalizer training and frame synchronization algorithms for discrete multi-tone (DMT) system
27486021161Adaptive equalizer for controlling a step size in proportion to an estimated delay of received signals
27496021158Hybrid wireless wire-line network integration and management
27506011814Adaptive comb filter and decision feedback equalizer for noise suppression
27516011813Blind equalization method and apparatus having reduced complexity

1999

27526009123Process and system for transferring vector signal with precoding for signal power reduction
27536009120Multi-dimensional combined equalizer and decoder
27546008703Digital compensation for wideband modulation of a phase locked loop frequency synthesizer
27556002722Multimode digital modem
27566002713PCM modem equalizer with adaptive compensation for robbed bit signalling
27575999579Fading equalizer
27585999571Transition-controlled digital encoding and signal transmission system
27595999563Rate negotiation for variable-rate digital subscriber line signaling
27605999542Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
27615999349Waveform equalization apparatus
27625995572Method for measuring frequency shift in digital communications using synchronization sequence and channel step response
27635995561Method and apparatus for reducing noise correlation in a partial response channel
27645995560Path storage element of a vector decoder
27655995555Precoded waveshaping transmitter for a twisted pair which eliminates the need for a filter
27665995544Adaptive equalization for PRIV transmission systems
27675995543Constrained fixed delay tree search receiver for a MTR=2 encoded communication channel
27685995539Method and apparatus for signal transmission and reception
27695991349Data processing device
27705991308Lower overhead method for data transmission using ATM and SCDMA over hybrid fiber coax cable plant
27715987630Method of descrambling scrambled data using a scramble pattern and scramble pattern generator
27725987061Modem initialization process for line code and rate selection in DSL data communication
27735978782Neural network signal processor for magnetic storage channels
27745974091Composite trellis system and method
27755970094Adaptive equalizer employing filter input circuit in a circular structure
27765970093Fractionally-spaced adaptively-equalized self-recovering digital receiver for amplitude-Phase modulated signals
27775970092Adaptively equalized burst receiver and method for upstream broadband data
27785970088Reverse channel next cancellation for MDSL modem pool
27795970060Method and system for radio transmission of digital signals
27805969570Reduced-tap filter in a demodulator
27815966447Data scrambling method, data scrambling apparatus, data descrambling method, and data descrambling apparatus
27825966415Adaptive equalization in a sub-sampled read channel for a disk storage system
27835966376Apparatus and method for digital data transmission using orthogonal cyclic codes
27845963608Clock extractor for high speed, variable data rate communication system
27855963601Variable suppression of multipath signal effects
27865963598Symbol decoder
27875963592Adaptive channel equalizer for use in digital communication system utilizing OFDM method
27885960043Signal receiver
27895959966Methods and apparatus for blind separation of radio signals
27905953383Diversity receiver
27915949831Method and apparatus for data detection for PRML data channels
27925949819Method and apparatus for training linear equalizers in a PCM modem
27935946355Serial-digital receiver
27945946351Tap selectable decision feedback equalizer
27955946350Data receiving system using a decision feedback equalizer
27965946349Method for coefficient smoothing in adaptive equalizer systems
27975940742Two-way paging system and apparatus
27985940446Maximum likelihood detection of MPSK bursts with inserted reference symbols
27995940440Generalized multimodulus technique for blind equalization
28005937015Interference mitigation by joint decoding of overlapped signals
28015937014Self-synchronizing equalization techniques and systems
28025937010Sample interpolator and method of generating additional samples of a sampled waveform using a programmable sample divider
28035937007Method for providing tap leakage in adaptive equalizer systems
28045936450Waveshaping circuit using digitally controlled weighted current summing
28055933768Receiver apparatus, and associated method, for receiving a receive signal transmitted upon a channel susceptible to interference
28065933467Multirate receive device and method using a single adaptive interpolation filter
28075930296Low-complexity bidirectional equalizer
28085926511Process for the coherent demodulation of a reception signal
28095923711Slice predictor for a signal receiver
28105923703Variable suppression of multipath signal effects
28115923680Error correction in a digital transmission system
28125923226Automatic equalizer
28135920599Soft decision decoder
28145918204Speech frame disabling circuitry for protection against burst errors of interleaved TDMA frames
28155917862Information reproducing apparatus and its automatic equalization maximum likelihood detecting method
28165917855Method and apparatus for detecting an original signal from a data storage device
28175917853Method of and apparatus for training high speed digital telephonic modems to obviate imperfections in the telephone channel, while simultaneously allowing conversation
28185914987Method of recovering symbols of a digitally modulated radio signal
28195914983Digital signal error reduction apparatus
28205914982Method and apparatus for training linear equalizers in a PCM modem
28215912932Apparatus and methods for decoding a communication signal
28225912931Method for multicarrier signal detection and parameter estimation in mobile radio communication channels
28235912920Point-to multipoint digital communications system facilitating use of a reduced complexity receiver at each of the multipoint sites
28245912917Digital broadcast system
28255910970MDSL host interface requirement specification
28265910968Continuous phase modulation digital communication system
28275910960Signal processing apparatus and method
28285910959Control channel for modems
28295909675Device for recognizing information conveyed by a received signal
28305909466Adaptive equalizer for digital communications systems
28315909465Method and apparatus for bidirectional demodulation of digitally modulated signals
28325909384System for dynamically adapting the length of a filter
28335907809Position determination using multiple base station signals
28345905969Process and system of adaptive filtering by blind equalization of a digital telephone signal and their applications
28355905764Radio receiver
28365905757Filter co-processor
28375905743Apparatus, methods and computer program products for sequential maximum likelihood estimating communications signals using whitening path metrics
28385905742Method and apparauts for symbol decoding
28395903605Jitter detection method and apparatus
28405903574Studio transmitter link method and apparatus
28415901186Bad frame detection
28425901185Systems and methods for data-augmented, pilot-symbol-assisted radiotelephone communications
28435901179Waveform shaping method and equipment
28445896421Use of low pass filter and equalizer for noise reduction in direct up-conversion schemes
28455896306Group delay correction method and apparatus
28465894334Carrier recovery system for a vestigial sideband signal
28475892801Decision path reduction of M-ary tree-search detector
28485889827Method and apparatus for digital symbol detection using medium response estimates
28495887035Method for joint equalization and detection of multiple user signals
28505887027Method of upstream channel modeling for PCM modem
28515886844Magnetic disk apparatus and read waveform equalizing method using stored tap coefficients for a transversal filter
28525886748Equalizing method and equalizer using reference signal
28535881363Method and apparatus for combatting ingress and multipath in a CATV return channel
28545881108Adaptive pre-equalizer for use in data communications equipment
28555880629Demodulator having variable gain amplifier and A/D converter controlled by signal level
28565878077Apparatus for high-speed simultaneous voice/data communications
28575875229System and device for, and method of, detecting, characterizing, and mitigating deterministic distortion in a communications network
28585875215Carrier synchronizing unit
28595872817Joint viterbi decoder and decision feedback equalizer
28605872816Coherent blind demodulation
28615872815Apparatus for generating timing signals for a digital television signal receiver
28625872801Method of compensating for doppler error in a wireless communications system, such as for GSM and IS54
28635870433Method of processing signals in a viterbi decoder according to delayed decision feedback sequence estimation (DDFSE) algorithm
28645870432Method for transmission line impulse response equalization and a device to perform this method
28655870430Process for multi-sensor equalisation in a radio receiver in the presence of interference and multiple propagation paths
28665870372Adaptive equalizer of recorded information reproducing apparatus
28675867538Computational simplified detection of digitally modulated radio signals providing a detection of probability for each symbol
28685867537Balanced tranversal I,Q filters for quadrature modulators
28695867531Maximum likelihood sequence estimator and maximum likelihood sequence estimating method
28705864590Procedure for transmission of information on a channel including a system for reception of data signals by sampling using clock signals
28715864589Device for making decisions by estimating the viterbi algorithm in a mobile radio system
28725862192Methods and apparatus for equalization and decoding of digital communications channels using antenna diversity
28735862190Method and apparatus for decoding an encoded signal
28745862156Adaptive sequence estimation for digital cellular radio channels

1998

28755854812Method of digital transmission of messages using dynamic-range-limited precoding
28765852630Method and apparatus for a RADSL transceiver warm start activation procedure with precoding
28775848105GMSK signal processors for improved communications capacity and quality
28785848060Cellular/satellite communications system with improved frequency re-use
28795848041Method and apparatus for recording digital signals medium for recording digital signals and method
28805844989Data scrambling method, data scrambling apparatus, data descrambling method, and data descrambling apparatus
28815841821Bi-directional low pass filtering method and apparatus
28825841816Diversity Pi/4-DQPSK demodulation
28835841812NMOS pass transistor digital signal processor for a PRML system
28845841809Access line termination unit
28855838749Method and apparatus for extracting an embedded clock from a digital data signal
28865835731Technique for improving the blind convergence of a two-filter adaptive equalizer
28875835590Method and apparatus for signal transmission and reception
28885835541Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
28895835532Blind equalizer for a vestigial sideband signal
28905835531Signal equalizer
28915835526Channel equalizer for a telecommunication system
28925835499Data processing device for FM multi-channel broadcasting
28935834986Direct 2nd derivative synthesis method for controlling sidelobe energy in an MSK modulated signal
28945828701Method and circuit arrangement for compensating for delayed components in transmission signal
28955825832Method and device for the reception of signals affected by inter-symbol interface
28965825826Method and apparatus for frequency domain ripple compensation for a communications transmitter
28975825824DC-balanced and transition-controlled encoding method and apparatus
28985825820Waveform shaping method and equipment
28995825809Digital filter having an energy level detector for selecting a coefficient
29005822368Developing a channel impulse response by using distortion
29015818876Method and apparatus of adaptive maximum likelihood sequence estimation using a variable convergence step size
29025815531Transmitter for encoded data bits
29035812947Cellular/satellite communications systems with improved frequency re-use
29045809086Intelligent timing recovery for a broadband adaptive equalizer
29055809080System and method for coding partial response channels with noise predictive Viterbi detectors
29065809074Technique for improving the blind convergence of an adaptive equalizer using a transition algorithm
29075809073Decision feedback equalizer and method of setting 2-input decision slice
29085809071Signal processing apparatus
29095809033Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
29105805642Method for detecting differently encoded signal sequences using a recursively computed reference signal
29115805640Method and apparatus for conditioning modulated signals for digital communications
29125805638Systems and methods of digital wireless communication using equalization
29135805480Rotationally predictive adaptive filter
29145805242Carrier independent timing recovery system for a vestigial sideband modulated signal
29155799037Receiver capable of demodulating multiple digital modulation formats
29165798661Method for continuous waveform synthesis
29175796814Digital transmission system comprising a receiver with cascaded equalizers
29185796780Coherent modulation of CPM signals
29195793820Automatic adaptive filtering according to frequency modulation rate
29205793814Transmission method for simultaneous synchronous or asynchronous transmission of K data sequences consisting of data symbols
29215793807Multimodulus blind eqalization using piecewise linear contours
29225793759Apparatus and method for digital data transmission over video cable using orthogonal cyclic codes
29235790606Joint demodulation using spatial maximum likelihood
29245790600Method of compensating differences in group propagation times between the analog filters of a transmitter and between those of a receiver for signals in phase quadrature corresponding compensation apparatus and a corresponding transmission system
29255790598Block decision feedback equalizer
29265790517Power sharing system for high power RF amplifiers
29275789913Method for analyzing and equalizing signals
29285787131Method and apparatus for mitigation of self interference using array processing
29295787118Adaptive equalizer and adaptive diversity equalizer
29305784422Apparatus and method for accurate synchronization with inbound data packets at relatively low sampling rates
29315784416Method and apparatus for detection of a communication signal
29325784013Circuit for removing energy dispersal in a data transmission
29335781589Digital slope detector and method
29345778055System for, and method of, transmitting and receiving through telephone lines signals representing data
29355778029Signal conditioner with symbol addressed lookup table producing values which compensate linear and non-linear distortion using transversal filter
29365777910Sparse equalization filter adaptive in two dimensions
29375777692Receiver based methods and devices for combating co-channel NTSC interference in digital transmission
293857771764,4-(disubstituted)cyclohexan-1-ol dimers and related compounds
29395774506Data receiving apparatus
29405774505Intersymbol interference cancellation with reduced complexity
29415774504Equalization and decoding for digital communication channel
29425771237Multiple rate waveshaping technique for fast ethernet media driver
29435768392Blind adaptive filtering of unknown signals in unknown noise in quasi-closed loop system
29445768269Apparatus and method for establishing frame synchronization in distributed digital data communication systems
29455764858One-dimensional signal processor with optimized solution capability
29465764646Packet data transmission with clash subtraction
29475761243Digital receiver with noise filter which also serves as a feedback filter providing intersymbol interference reduction
29485761237Method and apparatus for multiuser-interference reduction
29495761210Signal processing apparatus and method
29505757855Data detection for partial response channels
29515751774Transmission system for digital audio broadcasting
29525751769Programmable digital linear and nonlinear transversal equalizer
29535751768Fractionally spaced equalizing circuits and method
29545748686System and method producing improved frame synchronization in a digital communication system
29555748674Decision-feedback equalizer for digital communication system
29565748673Data receiving apparatus
29575745837Apparatus and method for digital data transmission over a CATV system using an ATM transport protocol and SCDMA
29585745523Multi-mode signal processing
29595745522Randomizer for byte-wise scrambling of data
29605742642Signal processing method and apparatus for reducing equalizer error
29615742584Power sharing system for RF amplifiers
29625740184Decision feedback viterbi detector for page-access optical memories
29635739707Wave shaping transmit circuit
29645737357Apparatus and method for data pattern sensitivity correction
29655734681Process and system for transferring vector signal with precoding for signal power reduction
29665732112Channel training of multi-channel receiver system
29675732106Pulse-shaping filter for modulator monolithic integration
29685729558Method of compensating for Doppler error in a wireless communications system, such as for GSM and IS54
29695727032Method and device for estimating transmitted signals in a receiver in digital signal transmission operations
29705727023Apparatus for and method of speech digitizing
29715724390MLSE before derotation and after derotation
29725724363Optical analog signal transmission system
29735723991System and method for waveform synthesis
29745723678Preparation of acetylenic compounds
29755721694Non-linear deterministic stochastic filtering method and system
29765719842Method and apparatus for recording digital signals, medium for recording digital signals, and method and apparatus for transmitting digital signals
29775717717Device and method for adaptive narrow band interference suppression in multiple-access communications
29785717715Signal processing apparatus and method
29795712877Pilot-symbol aided continuous phase modulation system
29805712637Slope, drift and offset compensation in zero-IF receivers
29815710793Error signal quantization method and hardware for mixed blind and decision directed equalization
29825710792Adaptive equalizer
29835710790Communication arrangement with improved echo and noise suppression in a channel containing quantization
29845710784Multirate serial viterbi decoder for code division multiple access system applications
29855708971Two-way paging system and apparatus
29865706402Blind signal processing system employing information maximization to recover unknown signals through unsupervised minimization of output redundancy
29875706057Phase detector in a carrier recovery network for a vestigial sideband signal

1997

29885703904Impulse noise effect reduction
29895703903Method and apparatus for adaptive filtering in a high interference environment
29905703882Cyclic line coding apparatus for error detection and frame recovery
29915701333Diversity receiver in which reception characteristics can be improved
29925699487Artificial neural network read channel
29935698991Bus driver
29945694439Bi-directional low pass filtering method and apparatus
29955694437Device and method for data signal detection in the presence of distortion and interference in communication systems
29965694430Subscriber unit for wireless digital subscriber communication system
29975694424Pre-cancelling postcursors in decision feedback equalization
29985694423Method and apparatus for detecting and correcting misconvergence of a blind equalizer
29995694422Fixed equalizer and equalizing method
30005692020Signal processing apparatus and method
30015692018Time-diversity interference canceler with add/subtract/select circuit responsive to decision error
30025692011Dual decision equalization apparatus
30035692006Adaptive despreader
30045684832Maximum likelihood differential detecting method and differential detector thereof
30055682406Method and apparatus for settting the parameters of an equalizer
30065682404Method and apparatus for signal transmission and reception
30075682125Adaptive analog transversal equalizer
30085680419Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems
30095675394Equalization apparatus with effective coefficient updating operation
30105673294Adaptive maximum likelihood sequence estimation apparatus and adaptive maximum likelihood sequence estimation method
30115673291Simultaneous demodulation and decoding of a digitally modulated radio signal using known symbols
30125673288System and method for adaptive maximum likelihood sequence estimation
30135671252Sampled data read channel utilizing charge-coupled devices
30145668833Decision-feedback type equalizer
30155668832Automatic equalizer for removing inter-code interference with fading and method of controlling tap coefficients thereof
30165668831Signal processing apparatus and method
30175663844Signal reproducing apparatus having waveform equalizing function
30185663728Digital-to-analog converted (DAC) and method that set waveform rise and fall times to produce an analog waveform that approximates a piecewise linear waveform to reduce spectral distortion
30195661753Decision feedback equalizer having leaky tap gain controllers
30205661528Apparatus and method for controlling operation of a high defination television adaptive equalizer
30215661373Binary digital signal transmission system using binary digital signal of electrically discharged pulse and method for transmitting binary digital signal
30225659584Data receiving system for receiving data signal faded and delayed
30235659579Multilevel coding for fractional bits
30245657353Pulse shaping filter for received digital transmissions using phase lock loop for adjusting shift register
30255654667Linear predictive differential detection method for DPSK waves
30265651029Apparatus for transmitting an output with predetermined frequency response to an unshielded twisted-pair media and waveform shaping circuit and method employed therein
30275648991Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
30285648987Rapid-update adaptive channel-equalization filtering for digital radio receivers, such as HDTV receivers
30295648986Receiver in digital radio communication device with selective equalization
30305646963Fast automatic gain control
30315646958Decision feedback equalizer for canceling short-and long-multipath components using correspondingly delayed decision symbols
30325646957Burst update for an adaptive equalizer
30335644603Maximum-likelihood sequence estimator with variable number of states
30345644602Direct digital frequency synthesizer for use in a subscriber unit of a wireless digital communication system
30355644597Adaptive equalizer and adaptive diversity equalizer
30365644311Pulse width modulation pulse shaper
30375644252Driver for interfacing integrated circuits to transmission lines
30385642382Fir filters with multiplexed inputs suitable for use in reconfigurable adaptive equalizers
30395638400Receiver
30405636244Method and apparatus for initializing equalizer coefficents using peridioc training sequences
30415635864Comparator circuit
30425633860Reliablity-controlled data reception in receivers for TDMA mobile radio systems
30435631898Cellular/satellite communications system with improved frequency re-use
30445629983Parallel transmission through plurality of optical fibers
30455629947Method and apparatus for detecting positive and negative runt pulses simultaneously
30465629655Integrated distributed RC low-pass filters
30475629645Transmission-line-voltage control circuit and electronic device including the control circuit
30485629641Differential CMOS current amplifier with controlled bandwidth and common mode distortion
30495627885System for, and method of, transmitting and receiving through telephone lines signals representing data
30505623517Transmission system with improved decoding of a block code
30515621344Circuit arrangement for coupling a first electric signal into a second electric signal
30525619533Channel-independent equalizer device
30535619503Cellular/satellite communications system with improved frequency re-use
30545619167Maximum likelihood decoding coherent detection method
30555617450Digital subscriber loop interface unit
30565615231Fast automatic gain control
30575612978Method and apparatus for real-time adaptive interference cancellation in dynamic environments
30585608728System and method for equalization of forward and reverse channels of a communication network system
30595606580Method of adjusting the length of a data block in a time-division multiple access communication system
30605606538Learning type signal recording and reproducing apparatus
30615604769Hybrid equalizer arrangement for use in data communications equipment
30625604741Ethernet system
30635602872Method and system for controlling an adaptive, blind, fractionally spaced equalizer
30645602583NTSC rejection filter with switched tomlinson precoder for reducing NTSC co-channel interference in ATV receivers
30655602507Adaptive demodulating method for generating replica and demodulator thereof
30665600678Programmable digital modulator and methods of modulating digital data
30675598434Automatic equalizer with a branched input for improved accuracy
30685598433Automatic equalizer and data mode convergence method
30695598432Equalizing received signal samples by receiving input in a first register at a first rate greater than or equal to the transmission rate and further receiving samples into a plurality of register at a second rate lower than the first rate
30705596607Method and an arrangement of estimating transmitted symbols at a receiver in digital signal transmission
30715594941A cellular/satellite communications system with generation of a plurality of sets of intersecting antenna beams
30725594756Decision feedback equalization circuit
30735594597Neural network disk drive read channel pattern detector
30745592514Method of performing signal reconstruction at the receiving end of a communications system, such as for GSM
30755592340Communication channel with adaptive analog transversal equalizer

1996

30765590154Equalizer circuit and a method for equalizing a continuous signal
30775586144Receiving arrangement including a variable equalizer, which variable equalizer is controlled on the basis of one or more signal portions produced by the variable equalizer
30785581585Phase-locked loop timing recovery circuit
30795581568Data detection apparatus
30805579344Adaptive maximum likelihood sequence estimation apparatus and adaptive maximum likelihood sequence estimation method
30815579335Split band processing for spread spectrum communications
30825577068Generalized direct update viterbi equalizer
30835576983Arithmetic circuit for adaptive equalizer of LMS algorithm of reduced amount of operation
30845576640CMOS driver for fast single-ended bus
30855572547System for controlling the operating mode of an adaptive equalizer
30865572262Receiver based methods and devices for combating co-channel NTSC interference in digital transmission
30875568520Slope drift and offset compensation in zero-IF receivers
30885568518Fast automatic gain control
30895568330Recording/reproducing apparatus with maximum likelihood sequence estimation
30905566210Data receiving apparatus
30915566209Transceiver algorithms of antenna arrays
30925563911Equalizer for data receiver apparatus
30935563888Carrier offset tracking for a receiver using channel impulse response
30945561714Scrambling system for serial digital video
30955561687Decision feedback equalizer employing fixed ratio postcursor taps for minimizing noise and intersymbol interference in signals conveyed over high speed data service loop
30965559835Method and apparatus for encoding data for transfer over a communication channel
30975559723Learning sequence for estimating a transmission channel and corresponding estimator device
30985559561Coded modulation with shaping gain and tomlinson precoding
30995557645Channel-independent equalizer device
31005555257Cellular/satellite communications system with improved frequency re-use
31015550862Method and apparatus for centering equalizer taps
31025546430Detector for demodulating a received signal and producing an information data signal with reduced intersymbol interference
31035541956Adaptive equalizer and adaptive diversity equalizer
31045539774Dual decision equalization method and device
31055537445Variable length tracebacks
31065537443Interference signal cancelling method, receiver and communication system using the same
31075537439Decision directed algorithm control method
31085537419Receiver sample timing adjustment using channel impulse response
31095534801Apparatus and method for automatic sense and establishment of 5V and 3.3V operation
31105533067Method and device for estimating transmitted signals in a receiver in digital signal transmission operations
31115533066Apparatus and method for estimating maximum likelihood sequence using optimum sampling phase
31125533064Digital radio receiver having limiter amplifiers and logarithmic detector
31135533063Method and apparatus for multipath channel shaping
31145530959Self-synchronizing scrambler/descrambler without error multiplication
31155530722Quadrature modulator with integrated distributed RC filters
31165530390Random clock generating circuit and method for control of electrical systems thereof
31175526378Blind multipath correction for digital communication channel
31185524125Interference cancellation apparatus capable of adaptive equalization and interference cancellation at a high speed on fading diversity channels
31195524124Multiple-filter equalizer for structured digitally modulated signals
31205524026Method and apparatus for judging timing phase of modem which is used in data communication
31215517527Adaptive equalizer for ISDN U-interface transceiver
31225517524Method of and apparatus for automatic equalizing filter
31235517213Process for fast blind equalization of an adaptive equalizer
31245515387Signal independent pulse code modulation data enhancer and associated method
31255513220Digital receiver with minimum cost index register
31265513216Hybrid equalizer arrangement for use in data communications equipment
31275513214System and method of estimating equalizer performance in the presence of channel mismatch
31285511092Data recovery technique which avoids a false convergence state
31295506871Adaptive equalizing system for digital communications
31305504780Adaptive equalizer using self-learning neural network
31315504633Apparatus, having a variable equalizer, for reproducing a digital signal from a record carrier
31325502735Maximum likelihood sequence detector
31335502507Equalization apparatus with fast coefficient updating operation
31345502506Apparatus for equalizing television signals with fast convergence
31355499272Diversity receiver for signals with multipath time dispersion
31365499268Adaptive equalizer capable of compensating for carrier frequency offset
31375495501Communication system including a digital roll-off filter
31385495203Efficient QAM equalizer/demodulator with non-integer sampling
31395493585Semi-recursive adaptive equalizer
31405493584Method for determining a channel quality metric in a receiver
31415491518Equalization apparatus with fast coefficient updating operation
31425490178Power and time saving initial tracebacks
31435490121Nonlinear equalizer for measurement while drilling telemetry system
31445488637Decoding method and apparatus having optimum decoding paths
31455488635Low complexity adaptive equalizer radio receiver employing reduced complexity branch metric calculation
31465488633Intersymbol interference channel coding scheme
31475487089Nyquist filter for digital modulation
31485487085Transmission system with improved equalizer
31495483557Channel equalisation in particular for fading channels
31505483552Adaptive equalizing apparatus for controlling the input signal level of quantized feedback
31515481565Method and apparatus for channel equalization
31525481564Received data adjusting device

1995

31535479419Adaptive maximum likelihood sequence estimator
31545475710Adaptive equalizer and receiver
31555475444Channel equalizer for a HDTV using a composite filter
31565473696Method and apparatus for combined encryption and scrambling of information on a shared medium network
31575471504Bilinear decision feedback equalizer
31585471501Enhanced digital communications receiver using channel impulse estimates
31595471500Soft symbol decoding
31605469462Receiving arrangement including a variable equalizer which variable equalizer is controlled on the basis of one or more signal portions produced by the variable equalizer
31615467374Low complexity adaptive equalizer for U.S. digital cellular radio receivers
31625467232Magnetic recording and reproducing method using phase discrimination and apparatus therefor
31635463654Transmission system with increased sampling rate detection
31645461640Method and system for optimizing an equalizer in a data transmission system
31655455839Device and method for precoding
31665454040Digital control of analog systems
31675453797Method and apparatus for decoding broadcast digital HDTV in the presence of quasi-cyclostationary interference
31685450453Method, apparatus and system for decoding a non-coherently demodulated signal
31695450445Method and arrangement of estimating data sequences transmitted using viterbi algorithm
31705450442Digital radio telephone apparatus having an equalizer selectively employed in the apparatus
31715448601Algorithm control method for blind equalization systems
31725448590Equalization technique for compensating for degradation to the transmission of digitally modulated signals
31735448206Systems with increased information rates using embedded sample modulation and predistortion equalization
31745446760Programmable digital pulse shaping phase modulator
31755446758Device and method for precoding
31765444739Equalizer for data receiver apparatus
31775444721Maximum likelihood sequence estimation apparatus
31785442626Digital communications system with symbol multiplexers
31795440594Method and apparatus for joint optimization of transmitted pulse shape and receiver timing in digital systems
31805440588Method and apparatus for estimating maximum likelihood sequence in digital communication receiver with reduced real time calculations
31815440583Decision feedback equalizer with second-order recursive filter controlled with two feedback coefficients
31825436929Decision feedback equalizer device and method for the block transmission of information symbols
31835436928Method and apparatus for equalizing transmission line characteristics which vary at high speed in mobile radio communication
31845434883Adaptive equalizers
31855432821System and method for estimating data sequences in digital transmissions
31865432818Method and apparatus of joint adaptive channel encoding, adaptive system filtering, and maximum likelihood sequence estimation process by means of an unknown data training
31875432816System and method of robust sequence estimation in the presence of channel mismatch conditions
31885432794Automatic Equalizer
31895430712Equalizing method and apparatus
31905430661Adaptive decision feedback equalizer apparatus for processing information stored on digital storage media
31915428643Method of, and transmitter for, transmitting a digital signal
31925422919EMI suppression coding
31935422606Automatic equalizer
31945420887Programmable digital modulator and methods of modulating digital data
31955420884Automatic equalizer
31965418817Adaptive equalization system and method
31975418816Automatic equalizer
31985414733Decision feedback equalizer employing fixed ratio postcursor taps for minimizing noise and intersymbol interference in signals conveyed over high speed data service loop
31995414732Adaptive equalizer and method for operation at high symbol rates
32005414699Method and apparatus for receiving and decoding communication signals in a CDMA receiver using partial de-correlation
32015414571Adaptive equalization circuit for magnetic recording apparatus having high error immunity
32025412691Method and apparatus for equalization for transmission over a band-limited channel
32035410600Pre-scramble encoding method and apparatus for digital communication
32045410188Enhanced integrated waveshaping circuit
32055408503Adaptive viterbi detector
32065408497Transceiver for transmitting and receiving stair-stepped sinusoidal waveforms
32075400362Double sided slot traversing decoding for time division multiple access (TDMA) radio systems
32085398259Decision-feedback equalizer for cancelling CW interference
32095396519Method and apparatus for adaptively providing precoding and preemphasis conditioning to signal data for transfer over a communication channel
32105394440High speed modem systems incorporating distribution preserving Tomlinson encoding and decoding for secondary channels
32115394110Demodulation system having adaptive matched filter and decision feedback equalizer
32125390215Multi-processor demodulator for digital cellular base station employing partitioned demodulation procedure with pipelined execution
32135388124Precoding scheme for transmitting data using optimally-shaped constellations over intersymbol-interference channels
32145388123Data receiving system
32155384810Modulo decoder
32165384560Maximum likelihood sequence metric calculator

1994

32175377265Parallel additive scrambler and descrambler
32185375129Maximum likelihood sequence detector
32195371762Technique utilizing signal storing devices for cancelling signal dispersion
32205371471Low complexity adaptive equalizer radio receiver employing direct reference state updates
32215369668Fast response matched filter receiver with decision feedback equalizer
32225367516Method and apparatus for signal transmission and reception
32235363413Data decoder and method for use therein using a dynamically indexed channel state metric
32245363412Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization
32255363411Low power consumption receiver with adaptive equalizer
32265361327Waveform equalizer apparatus formed of neural network, and method of designing same
32275359628Channel impulse response estimator for use in an adaptive maximum likelihood sequence estimation receiver which is applicable to a communication system having a channel characteristic with rapid fluctuation
32285357145Integrated waveshaping circuit using weighted current summing
32295355415Parallel distributed sample scrambling system
32305353310Data transmission system with reduced error propagation
32315353307Automatic simulcast alignment
32325347541Apparatus and method for utilizing a blind equalizer based on a Bayesian symbol sequence estimator for use in digital communication
32335335251Diversity receiver
32345335250Method and apparatus for bidirectional demodulation of digitally modulated signals
32355333197System to prevent a scrambler from generating undesired symbols
32365331666Adaptive maximum likelihood demodulator
32375331663Decision-feedback equalizer capable of producing an equalized signal at a high speed without a remaining fading
32385331662Adaptive equalization method reducing intersymbol interference, receive device implementing it and application thereof
32395327459Semiconductor integrated circuit containing an automatic equalizer including a circuit for periodically updating a plurality of tap coefficients at varying frequencies
32405327439Efficiency of the Viterbi algorithm
32415327021Waveform synthesizing circuit
32425325402Method and arrangement for estimating data sequences transmsitted using Viterbi algorithm
32435325400Method and apparatus for predistortion of signals in digital transmission systems
32445325396Subscriber unit for wireless digital subscriber communication system
32455323463Method and apparatus for controlling the spectral content of a data stream
32465323422Adaptive receiver apparatus
32475321754Sequence synchronization
32485321723Automatic equalizer
32495319677Diversity combiner with MLSE for digital cellular radio
32505319676Digital pre-modulation filter
32515319674Method for self-training adaptive equalization
32525317595Rapidly adaptable channel equalizer
32535313495Demodulator for symbols transmitted over a cellular channel
32545313494Compact superposed modulated signal generator
32555311547Partial-response-channel precoding
32565311546Carrier phase recovery for an adaptive equalizer
32575311182Method and apparatus for regenerating a distorted binary signal stream
32585309482Receiver having an adjustable matched filter
32595309481Apparatus for adjusting signal points, equalizer coefficients and the like
32605307374Digital receiver with reduced memory requirement for Viterbi equalization
32615303264Adaptive equalizer using recursive least-squares algorithm and method therefor
32625303263Transmission channel characteristic equalizer
32635297169Equalizer training in a radiotelephone system
32645297166Method and apparatus for decision feedback equalization with reduced convergence time
32655297165Equalizer for radio receive signal
32665297163Method for processing signals for signal transmission in the base band
32675295157Equalization method utilizing a delay circuit
32685293402Wideband digital equalizers for subscriber loops
32695293401Equalizer for linear modulated signal
32705291523Viterbi receiver with improved timing means
32715291520Methods and apparatus employing distribution preserving Tomlinson precoding in transmission of digital data signals
32725287386Differential driver/receiver circuit
32735285480Adaptive MLSE-VA receiver for digital cellular radio
32745285479Quadrature modulation circuit
32755285475Decision-feedback equalizer capable of producing an equalized signal at high speed
32765283831Method of synchronizing the pseudo-random binary sequence in a descrambler
32775283813Methods and apparatus particularly useful for blind deconvolution
32785283811Decision feedback equalization for digital cellular radio
32795283807EMI suppression coding
32805283780Digital audio broadcasting system
32815283531Demodulation apparatus incorporating adaptive equalizer for digital communication
32825282225Adaptive blind channel equalizer system
32835282222Method and apparatus for multiple access between transceivers in wireless communications using OFDM spread spectrum
32845278906System for encoding data presented with a first coding device and for decoding encoded data with a second coding device, and coding device for use in the system

1993

32855274670Method of equalization in digital mobile communication with improved tracking ability
32865274669Signal equalizing method employing test sequences
32875272727Adaptive maximum likelihood sequence estimator using channel estimators of respective order of impulse response
32885272726Blind type sequence estimator for use in communications system
32895272723Waveform equalizer using a neural network
32905271042Soft decision decoding with channel equalization
32915268930Decision feedback equalizer
32925268929Method of effectively normalizing an automatic equalizer in multipoint data communications system and arrangement thereof
32935267316Synchronous system for parallel data scrambling
32945267269System and method employing predetermined waveforms for transmit equalization
32955267266Fast converging adaptive equalizer using pilot adaptive filters
32965267265Decision feedback equalizer with expansion and decision circuit
32975267264Synchronization and matching method for a binary baseband transmission system
32985265151Method of improving modem performance by controlling transmitted power of modem, and modem implementing the same
32995263053Fractionally spaced maximum likelihood sequence estimation receiver
33005263052Viterbi equalizer for radio receiver
33015263051Device and method of interleaving for a trellis precoding system
33025263033Joint data and channel estimation using fast blind trellis search
33035263026Maximum likelihood sequence estimation based equalization within a mobile digital cellular receiver
33045260971Apparatus and methods employing distribution preserving tomlinson precoding in transmission of digital data signals
33055260896Adaptive filter and a method of preventing divergent behavior of the adaptive filter
33065257286High frequency receive equalizer
33075255288Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals
33085252932Waveform equalizing filter unit
33095251237Receiver for a digital transmission system
33105251233Apparatus and method for equalizing a corrupted signal in a receiver
33115249205Order recursive lattice decision feedback equalization for digital cellular radio
33125249200Device and method for combining precoding with symbol-rate spectral shaping
33135247541Automatic equalizer for a data transmission channel
33145245661Distributed sample scrambling system
33155245556Adaptive equalizer method and apparatus
33165243624Method and apparatus for updating coefficients in a complex adaptive equalizer
33175241602Parallel scrambling system
33185237593Sequence synchronisation
33195237324System and method for producing baseband analog modulation signals
33205231667Scrambling/descrambling circuit
33215231648Adaptive equalizer for digital cellular radio
33225230006Adaptive equalizer capable of effectively removing a remaining fading in an equalized signal
33235228060Control unit for controlling modem used in receiver
33245228058Adaptive equalizer
33255226060Modem receiver with nonlinear equalization
33265224127Digital data communication system
33275224123Transversal equalizer
33285222080Method and apparatus for signal reconstruction
33295222077Radix mapping with variable number of symbols in mapping period
33305216714Method and apparatus for controlling the spectral content of a data stream
33315214672Trellis precoding for fractional bits/baud
33325214671Adaptive equalizer
33335214670Equalization system and method for equalizing a base-band telecommunication line
33345214391Demodulation apparatus having multipath detector for selecting a first or second demodulator
33355210774Adaptive equalization system and method for equalizing a signal in a DCE
33365203027Diversity receiver for equalizing a data signal distorted in a signal transmission route
33375202903Noise-immune space diversity receiver
33385202900Spectrally efficient digital FM modulated transmitter
33395202643Demodulator for demodulating a .pi./4-shift DQPSK signal
33405199047Receiver for a digital transmission system
33415195107Technique for compensating for intersymbol interference
33425194832Transversal equalizer
33435194761Waveshaping subsystem using converter and delay lines
33445191598System for reducing the affects of signal fading on received signals
33455191597Method of compensating for non-linearities in an end amplifier incorporated in a radio transmitter
33465185799Parallel scrambler used in SONET data transmission
33475185764Receiver for time-varying distorted signals
33485185763Data bit to constellation symbol mapper
33495185747Data symbol estimation
33505179592Data scrambler and descrambler capable of preventing continuous bit zeros or ones
33515179299CMOS low output voltage bus driver
33525177769Digital circuits for generating signal sequences for linear TDMA systems

1992

33535175747Equalizer
33545175746Receiving apparatus and transmitting-receiving apparatus
33555175745Transversal type automatic equalizer with tap coefficient protection
33565173925Demodulating system capable of accurately equalizing received signals using error correction codes
33575173924Method for equalizing received burst signal
33585173899TDMA communications network of transmitting information between a central station and remote stations
33595164962Adaptive equalizer with midburst correction capability
33605164961Method and apparatus for adapting a viterbi algorithm to a channel having varying transmission properties
33615163092Parallel scrambler used in sonet data transmission
33625163066Synchronizing the operation of multiple equilizers in a digital communications system
33635163044Use of a fractionally spaced equalizer to perform echo cancellation in a full-duplex modem
33645162812Technique for achieving the full coding gain of encoded digital signals
33655159610Trellis precoding for modulation systems
33665159609Data receiving device with delayed equalization and retroactive time-pulse recovery
33675159565Method for the determination of fir filter coefficients in equalizers
33685159282Demodulation apparatus incorporating adaptive equalizer for digital communication
33695157690Adaptive convergent decision feedback equalizer
33705155742Time dispersion equalizer receiver with a time-reversal structure for TDMA portable radio systems
33715151924Automatic equalization method and apparatus
33725150380Receiver capable of removing both intersymbol interference and frequency offset
33735150379Signal processing system for adaptive equalization
33745146475Maximum-liklihood sequence estimation apparatus
33755146473Subscriber unit for wireless digital subscriber communication system
33765144644Soft trellis decoding
33775142552Method and apparatus for analog D.C. offset cancellation
33785136593Apparatus and method for fixed delay tree search
33795134311Self-adjusting impedance matching driver
33805132988Adaptive decision feedback equalizer apparatus for processing information stored on digital storage media
33815132926Token ring equalizer
33825131011Receiver for data transmission system with nonlinearities
33835128967Symbol state trellis maximum likelihood detection method
33845119403Superframes
33855119401Decision feedback equalizer including forward part whose signal reference point is shiftable depending on channel response
33865119400Digital transmission system employing a Viterbi-like equalizer
33875117291Technique for adjusting signal dispersion cancellation apparatus in communications systems
33885111484Adaptive distortion canceller
33895111481Dual mode LMS channel equalizer
33905105440Method and apparatus for adaptive equalization of pulse signals
33915099496Adaptive equalizers
33925097482Method and apparatus of decision feedback equalization for multipath digital communication
33935095497Technique for achieving the full coding gain of encoded digital signals
33945095495Use of cyclostationary signal to constrain the frequency response of a fractionally spaced equalizer
33955091918Equalizers
33965088109Circuit arrangement for the equalization of digital signals received in analog form
33975086470Scrambling in digital communications network using a scrambled synchronization signal
33985081670Smart data station termination (DST) without active equalizers
33995081651Maximum likelihood sequence estimation apparatus

1991

34005077755Digital signal processing system in modem
34015077742Error-corrected facsimile communication control system
34025073902Device for receiving information travelling on two capacitively coupled information transmission lines, in particular for a motor vehicle
34035068874Spectrally efficient digital FM modulation system
34045068873Equalizer
34055065410Method and arrangement for setting an amplitude equalization characteristic on an equalizer for use in a modem
34065065133Method and apparatus converting digital signals to analog signals and simultaneous transmission of AC power and signals over wire conductors
34075063595Optical communications network
34085063573Method for the equalization of dispersive, linear or approximately linear channels for the transmission of digital signals and arrangement for carrying out the method
34095058130Jitter equalizer for digital transmission filter
34105058129Two-wire digital transmission loop
34115056117Decision feedback equalization with trellis coding
34125055795Traveling wave type transversal equalizer
34135054069Apparatus for scrambling/descrambling data by word-by-word processing
34145052023Method and apparatus for received signal equalization
34155052000Technique for improving the operation of decision feedback equalizers in communications systems utilizing error correction
34165050189Multibit amplitude and phase modulation transceiver for LAN
34175050186Signal equalizing arrangement and a method of equalizing a received data signal
34185048055Multi-data rate selectable equalizer
34195036525Adaptive equalizer
34205036524Binary data signal transmission system
34215034967Metastable-free digital synchronizer with low phase error
34225031195Fully adaptive modem receiver using whitening matched filtering
34235031194Wideband digital equalizers for subscriber loops
34245031129Parallel pseudo-random generator for emulating a serial pseudo-random generator and method for carrying out same
34255029167Coefficient storage reduction in adaptive filters in echo cancellers or decision feedback equalizers
34265027371Self-adaptive equalizer circuit for a differentially coherent demodulation installation
34275027370Circuit arrangement for the equalization of digital signals received in analog form
34285027369Rapid convergence decision feedback equalizer
34295020078Baudrate timing recovery technique
34305013932Waveshaping subsystem using converter and delay lines
34315012240Parallel to serial converter with complementary bit insertion for disparity reduction
34325008900Subscriber unit for wireless digital subscriber communication system
34335007088Scrambling/descrambling method using a memory for storing initial pseudo-random bit patterns respectively for submultiframes
34345005188Channel estimation and detection for digital communication systems
34355005185Parallel mode adaptive transversal equalizer for high-speed digital communications system
34365005184Method and apparatus for waveform equalization
34375003555Data transmission system comprising a decision feedback equalizer and using partial-response techniques
34385001729High speed half duplex modem with fast turnaround protocol
34394995057Technique for achieving the theoretical coding gain of digital signals incorporating error correction
34404995031Equalizer for ISDN-U interface
34414985902Decision feedback equalizer and a method of operating a decision feedback equalizer
34424985900Non-intrusive channel-impairment analyzer
34434984192Programmable state machines connectable in a reconfiguration switching network for performing real-time data processing

1990

34444980767Technique for determining signal dispersion characteristics in communications systems
34454979184Automatic equalizer initialization time control for multipoint networks
34464978955Data randomizing/de-randomizing circuit for randomizing and de-randomizing data
34474977593Optical communications network
34484975927Demodulator with composite transversal equalizer and eye detection clock synchronizer
34494972433Receiver capable of improving signal-to-noise ratio in reproducing digital signal
34504969162Polled data network auto-equalizer system and method
34514965881Linear feedback shift registers for data scrambling
34524965536Quadrature amplitude modulation system using digital filters
34534953183Arrangement for combatting intersymbol interference and noise
34544943789Automatic equalizer for digital transmission
34554933891Method and circuit configuration for generating filter coefficients
34564931980Digital computing device for a data transmission installation using code 2B 1Q or the like
34574926472Reduction of signal processing requirements in a 2B1Q-code echo canceller or equalizer
34584912725Adaptive equalizer included in the receiver for a data transmission system
34594905254Arrangement for combating intersymbol interference and noise
34604901319Transmission system with adaptive interleaving
34614894847High speed half duplex modem with fast turnaround protocol

1989

34624885757Digital adaptive receiver employing maximum-likelihood sequence estimation with neural networks
34634882737Signal transmission method
34644873700Auto-threshold/adaptive equalizer
34654872184Digital automatic line equalizer with means for controlling tap gains of transversal filter based on mean power of output from the filter
34664870657Data signal transmission system using decision feedback equalization
34674868850MODEM communication system having training means and method for training same
34684866736Data transmission system comprising a decision feedback equalizer and using partial-response techniques
34694864617System and method for reducing deadlock conditions caused by repeated transmission of data sequences equivalent to those used for inter-device signalling
34704864612Method of avoiding accidental actuation of maintenance equipment in a communications network
34714864590Apparatus and method for noise reduction in a digital line receiver
34724864403Adaptive television ghost cancellation system including filter circuitry with non-integer sample delay
34734862483Channel estimation and detection for digital communication systems
34744862481Signal transmission process
34754849996Phase perturbation compensation system
34764847871Viterbi detector for digital signal
34774847797Adaptive blind equilization method and device
34784839905Multirate automatic equalizer
34794837780Transmit line buildout circuits
34804833693Coded modulation system using interleaving for decision-feedback equalization
34814833691Line equalizer
34824821289Multiple parallel channel equalization architecture
34834821288Parallel channel equalizer architecture
34844821286Quaternary signal regenerator
34854817148Signal scrambling transmission system
34864817114Multipoint data modem communication system
34874815105Selective signalling encoder/decoder for multipoint data communication networks
34884815103Equalizer-based timing recovery
34894811360Apparatus and method for adaptively optimizing equalization delay of data communication equipment
34904809298Radio data transmission system
34914808939Variable rate rectangular matched filter
34924807290Self-synchronizing scrambler
34934800573Equalization arrangement
34944799180Adaptive automatic equalizer

1988

34954794555Waveform shaping circuit
34964792940Automatic retrain method for a full duplex modem having an echo canceller and an equalizer
34974789995Synchronous timer anti-alias filter and gain stage
34984789994Adaptive equalizer using precursor error signal for convergence control
34994786884Adaptive transversal filter
35004771463Digital scrambling without error multiplication
35014768850Cascaded fiber optic lattice filter
35024766589Data transmission system
35034759036Decision-directed control circuit
35044756007Adaptive communication rate modem
35054755987High speed scrambling at lower clock speeds
35064754481Expanded partial response processing for analog signal enciphering and the like
35074748640Digital circuit with band limiting characteristics for modem
35084745623Adaptive transverse equalizer
35094744104Self-synchronizing scrambler
35104737969Spectrally efficient digital modulation method and apparatus
35114736424Data scrambling apparatus
35124736389Technique for synthesizing the modulation of a time varying waveform with a data signal
35134730343Decision feedback equalizer with a pattern detector
35144730265Split-phase matched filter using single comparator
35154723246Integrated scrambler-encoder using PN sequence generator
35164718073Demodulator for facsimile equipment

1987

35174716577Autoequalizer
35184713829Coded modulation system with a simplified decoder capable of reducing the effects of channel distortion
35194701936Apparatus and method for adjusting the receivers of data transmission channels
35204701873Method and a circuit arrangement for digital signal processing utilizing adaptive transversal filter techniques
35214695969Equalizer with improved performance
35224686686Line equalizer operable in response to an input signal of a variable data rate
35234682123Digital voice and data frequency modulation circuit
35244672630Training method of data receiving equipment
35254669118Self-synchronizing descrambler
35264663501Self-synchronizing descrambler
35274650930Adaptive equalizer
35284646327Waveform shaping apparatus
35294644565Superposed quadrature modulated baseband signal processor
35304644564Decoding the output signal of a partial-response class-IV communication or recording device channel
35314644562Combined cross polarization interference cancellation and intersymbol interference equalization for terrestrial digital radio systems
35324641327Frame synchronization in trellis-coded communication systems
35334639548Digital communication system including an error correcting encoder/decoder and a scrambler/descrambler
35344637036Circuit arrangement for a data acquisition circuit of a PCM processor and a method for improving waveform of PCM signal eye pattern
35354635276Asynchronous and non-data decision directed equalizer adjustment

1986

35364633482Method of and arrangement for determining the optimum position of the reference tap of an adaptive equalizer
35374627072Equalizer modifying a phase of a gain control signal to carry out equalization
35384621366Modem equalizer training using previously stored parameters
35394615025Data transmission system
35404613975Selective fading protection system
35414607377Transversal type equalizer apparatus
35424607241Transversal filter equalizer with minimally interactive adjustments
35434606042Method for digital transmission of messages
35444603413Digital sum value corrective scrambling in the compact digital disc system
35454597089Single pulse fast learn modem
35464597088Equalizer for the correction of digital signals with compensation of precursor and postcursor interferences
35474584696Transmission response measurement
35484583235Self-adjusting equalizer configuration which automatically adjusts to the cable length
35494583234Decision feedback equalizing apparatus
35504580275Adaptive equalizer for binary signals and method of operating same
35514577329Self-adaptive equalizer for baseband data signals
35524577328Method and circuit for detecting a training signal
35534575682Circuit for establishing accurate sample timing
35544573169Communication system for bi-phase transmission of data and having sinusoidal low pass frequency response
35554571734Method and apparatus for decoding the output signal of a partial-response class-IV communication or recording-device channel
35564571733Automatic equalization device and method of starting-up the same
35574571732Adaptive equalizer for binary signals and method of operating same
35584567599Automatic adaptive equalizer having improved reset function

1985

35594555789Equalizer circuit suitable for adaptive use with fiber optics
35604550415Fractionally spaced equalization using nyquist-rate coefficient updating
35614545060Decision feedback adaptive equalizer acting on zero states following a non-zero state
35624539690Automatic and adaptive digital nonlinear decision feedback equalizer
35634539689Fast learn digital adaptive equalizer
35644539675Echo canceller
35654538283Adaptive equalizer suitable for use with fiber optics
35664535443Terminal arrangement for a duplex transmission system
35674531022Device for generating binary digit pseudo-random sequences
35684525684Auto-equalizer apparatus
35694524448Variable delay unit for data synchronizer using phase-sensitive counter to vary the delay
35704520489Decision feedback equalizing apparatus
35714507793Digital signal transmission system
35724507747Procedure for shared-time processing of digital signals and application to a multiplexed self-adapting echo canceler
35734504958Equalizer for the correction of digital signals
35744491808Equalizer circuit for use in communication unit

1984

35754488126Equalizer arrangement for mixed-gauge cables
35764484338Data transmission systems
35774484336Digital transmission systems
35784483009Tranversal equalizer
35794477914Adaptive equalizer
35804472812Kalman equalizer
35814468786Nonlinear equalizer for correcting intersymbol interference in a digital data transmission system
35824464746Arrangement for correcting pulse distortion in homochronous data transmission
35834459698Variable equalizer
35844455661Dual processor digital modem apparatus
35854454383Asynchronous data transmission method and circuitry
35864453255Characteristic control system for a digital equalizer
35874447910Phase tracking correction scheme for high frequency modem
35884441192Signal processing system having impulse response detecting circuit
35894438521Automatically adaptive transversal filter
35904435823Adaptive equalizer capable of linear and nonlinear weighting
35914433425Method and apparatus for detecting the training sequence for a self-adapting equalizer
35924431976Adaptive filter
35934430743Fast start-up system for transversal equalizers

1983

35944423391Equalizer circuit for communication signals
35954422175Constrained adaptive equalizer
35964410955Method and apparatus for digital shaping of a digital data stream
35974408332Adaptive system in a digital data receiver providing compensation for amplitude and phase distortions introduced by a data transmission channels
35984404681Device for setting a signal processing circuit
35994397029Least squares adaptive lattice equalizer
36004394768Adaptive system in a digital data receiver providing compensation for amplitude and phase distortions introduced by a data transmission channel
36014389726Adaptive predicting circuit using a lattice filter and a corresponding differential PCM coding or decoding apparatus
36024389623Automatic equalizer ulitizing a preiodically contained reference signal
36034388724Adaptive equalizer device
36044386430Automatic equalizer for synthesizing recursive filters
36054383324Digital data transmission systems
36064383322Combined use of PN sequence for data scrambling and frame synchronization in digital communication systems
36074379206Monitoring circuit for a descrambling device
36084375692Least squares lattice decision feedback equalizer
36094374426Digital equalizer for high speed communication channels
36104370749Phase noise correction circuit for a data transmission system

1982

36114358790Electrical data pulse slicing
36124355388Microprogrammable TDMA terminal controller
36134352190Device for automatic equalization of electrical data transmission channels
36144351060Automatic, digitally synthesized matching line terminating impedance
36154349889Non-recursive filter having adjustable step-size for each iteration
36164343041Modem circuitry
36174339724Filter
36184333158Automatic gain control circuit for an adaptive filter
36194330861Digital equalizer for signal receiver in QPSK data-transmission system
36204322811Clamping circuit for an adaptive filter
36214320521Data bus transceiver
36224320517Method and device for effecting the initial adjustment of the clock in a synchronous data receiver
36234316057Circuit arrangement for the automatic, adaptive distortion correction of ringings of at least three-stage base band signal
36244309770Method and device for training an adaptive equalizer by means of an unknown data signal in a transmission system using double sideband-quadrature carrier modulation

1981

36254308618Method of compensating phase noise at the receiver end of a data transmission system
36264306307Method of reducing phase noise at the receiver end of a data transmission system
36274304962Data scrambler
36284303896Wide range data cable equalizer
36294303895Automatic equalizer
36304293952Sampling function type equalizer
36314290139Synchronization of a data communication receiver with a received signal
36324288872Equalizer for the correction of digital signals
36334286333Data transmission
36344285045Delay circuit
36354283788Equalization system with preshaping filter
36364270179Complex ternary correlator and method for adaptive gradient computation
36374262360Method and device for detecting a pseudo-random sequence of carrier phase changes of 0.degree. and 180.degree. in a data receiver
36384261051Time-division-multiplexed exchanger
36394254318Door seal arrangement for high-frequency heating apparatus
36404253186Method and device for detecting a pseudo-random sequence of two symbols in a data receiver employing double sideband-quadrature carrier modulation
36414251886Transmission system for the transmission of data pulses
36424246642Leaky digital integrator
36434243956Automatic equalizer for a synchronous digital transmission signal

1980

36444233683Cascaded equalizer technique
36454228409Transmission arrangement having an adjustable network
36464227160Transversal type automatic equalizer
36474227152Method and device for training an adaptive equalizer by means of an unknown data signal in a quadrature amplitude modulation transmission system
36484225832Self-adapting equalizer
36494214206Digital transmission system having direct bit extraction from scrambled bit streams
36504209662Circuit arrangement for scanning the character elements of characters at arbitrarily determinable points, in particular for the correction of teletypewriter characters
36514196405Self-correcting equalization system
36524186384Signal bias remover apparatus
36534184129Systems for transmitting data between distant locations

1979

36544170758Process and device for the nonlinear equalization of digital signals
36554170715Data communication system
36564160157Signal transmission circuit with improved digital signal recovery
36574158232Adaptive corrector
36584152649Channel equalization apparatus and method using the Fourier transform technique
36594145747Method for establishing a tap coefficient of an adaptive automatic equalizer
36604140974Distortion corrector for the adaptive base band correction of a phase-modulated signal
36614135057High density digital transmission system

1978

36624125899Bessel function type automatic delay equalizer
36634121295Integer weighted impulse equivalent coded signal processing apparatus
36644109856Method for transmitting binary signals
36654100495Adaptive method of and means for recovering digital signals
36664097807Automatic equalizing method and system
36674089061Method and apparatus for determining the initial values of the coefficients of a complex transversal equalizer
36684078159Modified duobinary repeatered span line
36694071827Transversal type automatic phase and amplitude equalizer

1977

36704064422Weight multiplier for use in an adapter processor
36714064397Automatic equalizer having a coefficient matrix circuit
36724053846Amplifier apparatus
36734052671Adaptive equalizer
36744047013Method and apparatus for fast determination of initial transversal equalizer coefficient values
36754044307Data modems with automatic equalization, drop-out detection and data echo protection
36764041418Equalizer for partial response signals
36774041239Method and apparatus for the transmission of data
36784037160Method and apparatus for adjusting and readjusting an automatic corrector for a data signal transmission system
36794035735Demodulator comprising a phase shift circuit for controlling outputs of an automatic equalizer
36804035625Method and apparatus for performing binary equalization in voice-band phase-modulation modems
36814032762Adjustable digital filter for high speed digital transmission
36824029903Receiver for PSK digital signals
36834027258Time domain automatic equalizer with frequency domain control
36844021738Adaptive equalizer with fast convergence properties
36854013980Equalizer for partial response signals
36864011405Digital data transmission systems
36874009356Data modems having data drop-out and data echo protection
36884006352Equalizer comprising first and second equalizing means and trainable in two steps
36894004226QAM receiver having automatic adaptive equalizer

1976

36903992616Receiver equalizer apparatus
36913990010Data transmission systems
36923988538Digital data scrambler and descrambler
36933984789Digital equalizer for data-transmission system
36943980826Means of predistorting digital signals
36953978435Digital equalizer for data-transmission system
36963978407Fast start-up adaptive equalizer communication system using two data transmission rates
36973978323Apparatus for achieving predetermined transfer characteristics
36983974449Joint decision feedback equalization and carrier recovery adaptation in data transmission systems
36993971996Phase tracking network
37003969674Method and apparatus for incoherent adaptive mean-square equalization of differentially phase-modulated data signals
37013962637Ultrafast adaptive digital modem
37023950616Alignment of bytes in a digital data bit stream
37033935535Fast equalization acquisition for automatic adaptive digital modem
37043931604Sampling automatic equalizer
37053931472Asynchronous quadriphase communications system and method
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017