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2017

19609599Channel-sensitive power control
29608721Method of calculating transmitter and dispersion penalty for predicting optical data link and signal quality
39603130Apparatus for measuring EVM of PHICH in LTE system
49602496Authenticating a data access request to a dispersed storage network
59596676Calibration of a downlink transmit path of a base station
69596041Noise localization within cable based communication systems
79591656Method, apparatus and LTE terminal for determining channel quality indicator value
89591655Method and arrangement in a wireless communication system
99591547Handling of gaps in use of a radio transceiver
109585045Method and apparatus for performing radio link monitoring and/or channel quality indicator measurement in wireless communication system
119584911Multichip dynamic range enhancement (DRE) audio processing methods and apparatuses
129584430Traffic scheduling device
139584309Circuit for dynamically adaptive bit-leveling by incremental sampling, jitter detection, and exception handling
149584292Communication control device, communication method, communication terminal and program that determines protection status from interference of each communication frame
159584288Communication channel quality estimating method, wireless communications system, base station, and program
169578526Method and a network node for determining an indication of interference mitigation
179577865Carrier recovery aided by pilot symbols carrying information
189577796Mitigating interference in wireless systems
199577795Impulse noise diagnosis during retransmission
209577786Pilot symbol generation for highly-spectrally-efficient communications
219571424Method and apparatus for compensating for voice packet loss
229571237Wireless transfer device and method for control of wireless transfer band
239571232System and method for faster than Nyquist transmission
249571217Method and apparatus for detecting inter-cell interference in mobile communication system
259569396Interface with variable data rate
269566966Method for carrying out a safety function of a vehicle and system for carrying out the method
279565061System and method for selecting operating parameters in a communications system
289565039Forwarding signal supply voltage in data transmission system
299564994Fault tolerant chip-to-chip communication with advanced voltage
309560602Error rate control apparatus
319554379Method and network node for link adaptation in a wireless communications network
329554346Enhancing jitter buffer performance through radio level feedback
339554333Method for controlling transmission power of wireless device
349549222Noise suppression in a hybrid fiber coaxial network utilizing selective enabling/disabling of signal paths
359549175Systems and methods for visualizing errors in video signals
369548848Method and apparatus for reduced complexity CQI feedback in wireless communication systems
379548836Upstream burst noise detection
389544122Techniques for outer loop management in a multiple output system
399544103Differential wired communication link quality detector and differential wired communication link quality detection method
409544071Margin test methods and circuits
419544039Method and apparatus for implementing signal quality metrics and antenna diversity switching control
429542253Device and method for improved lost frame concealment
439537689Method and apparatus for identifying co-channel interference
449537617Receiver clock test circuitry and related methods and apparatuses
459537607Communications network using adaptable FEC
469537606Down-hole intelligent communication system based on the real-time characterisation of the attenuation of signals in a coaxial cable used as a transmission medium
479537559Autonomous radio controlling method and system thereof

2016

489532247Techniques for radio link problem and recovery detection in a wireless communication system
499531499Methods and apparatus for dynamic transmission of retransmission requests
509531494Techniques for acquiring measurements of a shared spectrum and performing channel selection for access points using the shared spectrum
519526109Limiting intermodulation distortion across frequency bands
529526037SRVCC handover indication for remote party to voice call
539526023System and method for adaptive control of an averaging parameter for PCINR and RSSI
549525572Signal correction method and receiving machine
559525471Enhanced node B and method for precoding with reduced quantization error
569521670Signal decoding in the presence of almost-blank subframes (ABS)
579520965Monitoring and control of reference clocks to reduce bit error ratio
589516525Apparatus and method for transmitting/receiving feedback information in a wireless communication system using beamforming
599515785System and method for detecting loss of signal
609515775Method and apparatus for improving the performance of TCP and other network protocols in a communication network
619515712Pre-coding method and pre-coding device
629510218Devices and methods for facilitating closed-loop transmission diversity in wireless communications systems
639509628Managing devices in a heterogeneouus network
649509536Communication apparatus, circuit for communication apparatus, and communication method
659509455Autonomous channel quality information prediction
669509454Signal transmission system, transmission apparatus, receiver apparatus, signal transmission method, transmission apparatus control program, and receiver apparatus control program
679509446Signal transmission system, signal receiving device, signal sending device, signal receiving device control program, and signal transmission method
689509439Rate adaptation method using bit error rate for multimedia service and apparatus therefor
699509386Radio and antenna selection method for radio
709504018Systems and methods for coordinating the scheduling of beamformed data to reduce interference
719503985Transmission scheme for communication systems
729503377System and method for a TCP mapper
739503221Method for adjusting aggregation size based on acknowledgment (ACK) bitmap
749503219Method and device for measuring the current signal-to-noise ratio when decoding LDPC codes
759503213Systems and methods for data rate optimization in a WCAN system with injection-locked clocking
769497721Uplink frequency control method and apparatus using the same
779497693Extension carrier discovery for carrier aggregation
789496993Noise analysis to reveal jitter and crosstalk's effect on signal integrity
799491742Radio reception apparatus, radio transmission apparatus, and radio communication method
809490944Phase sector based RF signal acquisition
819485674Method and system for unified rate adaptation for SU-BF and MU-MIMO operation
829484958Method and system for controlling an interleaver
839480033Managing overlapping messages in a network environment
849479450Resolving communication collisions in a heterogeneous network
859479291Apparatus and method of constructing polar code
869473274Methods and systems for transmitting data through an aggregated connection
879467251Method and system for forward error correction decoding with parity check for use in low complexity highly-spectrally efficient communications
889467249Method of controlling a communications link
899461905Method for indirect link characterization and quality measurement of a digital network
909461864Apparatus and method for adaptively selecting channel code based on non-gaussianity of channel in wireless communication system
919456449Channel quality measurements for downlink resource allocation
929456369Management of modulation and coding scheme implementation
939455860Method and apparatus for crest factor reduction
949455853Device and method for FM demodulation with threshold extension
959450845Quality of experience
969450718Method and apparatus for estimating channel quality information, base station and network central processing device
979450715Method and system for modulation-independent carrier phase recovery
989445284Packet delay optimization in the uplink of a multi-hop cooperative relay-enabled wireless network
999444588On-chip bathtub BER measurement for high-speed serdes diagnostics
1009438379Communication device, communication program, communication method, and information processing device
1019437203Error concealment for speech decoder
1029436570User station of a bus system and method for transmitting data between user stations of a bus system
1039432297Jitter-based transmission control method
1049432224Method and apparatus for low-complexity ISI estimation using sparse discontinuous time-domain pilots
1059432177Communication apparatus and reception method
1069432172System and method of communication using at least two modulation methods
1079432133Vector signal generator channel characterization employing orthogonal modulation
1089426004Method for reducing jitter in receivers
1099426002Methods of receiving MIMO transmissions and related devices
1109420475Radio communication devices and methods for controlling a radio communication device
1119414314Reliability detection of channel quality indicator (CQI) and application to outer loop power control
1129413633Service packet sending and receiving method, apparatus, and system
1139413497Bit error pattern analyzer and method
1149408220Channel quality reporting for adaptive sectorization
1159408094Apparatus and method for assessing decode reliability of radio transmissions
1169408027Mobile device, method and recording medium
1179401782Test system and a test method for determining processing parameters of audio and/or video data
1189400706Method and device for monitoring an adaptive network
1199397870Signal receiving device for measuring characteristic of wireless communication channel, and method of measuring characteristic of wireless communication channel
1209397781Method and apparatus for improving performance of transmit controlled adaptive modulation in xDSL and G.fast systems
1219397753Pluggable transceiver module with enhanced circuitry
1229392480Wireless communication terminal and communication method for measuring a channel quality indicator (CQI)
1239391822Methods and apparatus for synchronization in multiple-channel communication systems
1249391744Method and apparatus for analyzing and mitigating noise in a digital subscriber line
1259389635Selectable phase or cycle jitter detector
1269380485Multi-carrier communication systems employing variable symbol rates and number of carriers
1279379854Signaling with noise cancellation using echoes
1289378085Method for estimating block error rate and communication device
1299374202Method, apparatus, and system for measurement of noise statistics and bit error ratio estimation
1309374194Transmission system error detection and correction system and method
1319374184Controlling of code block to physical layer mapping
1329369890Radio communication system, base station apparatus, mobile terminal apparatus and interference measurement method
1339369812Wireless receiver circuit and method
1349369369Systems and methods for using protocol information to trigger waveform analysis
1359369322Method 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
1369369232Apparatus, systems and methods for impulse noise detection and mitigation
1379367787Smart card
1389363817Mutual information based signal to interference plus noise ratio estimator for radio link monitoring
1399363697Channel quality index determination
1409363688Repair method and device for missing detection of control channel
1419363686Method and system for unified rate adaptation for SU-BF and MU-MIMO operation
1429363685Methods for robust wireless communication for nodes located in vehicles
1439363045Bounded uncorrelated signal impairment deconvolution for total signal impairment extrapolation
1449363044Radio communications
1459363031Communication apparatus and reference signal receiving method
1469357481Control method for adaptive modulation circuit and wireless transmission device provided with adaptive modulation circuit
1479356708Communications system using adaptive frequency notching
1489350830Wireless communication base station and wireless communication method
1499350526Non-integer oversampled timing recovery for higher order quadrature modulation communication systems using in-phase samples
1509350469Mirror signal IQ-imbalance correction
1519344909Method and apparatus for monitoring a wireless link in a wireless communication system
1529344901Apparatus and methods of processing a protocol data unit
1539344257Adaptation of transmission parameters
1549344219Increasing communication safety by preventing false packet acceptance in high-speed links
1559344203Distortion measurement for limiting jitter in PAM transmitters
1569344126Receiving apparatus, receiving method, and program
1579337965Systems and methods for asynchronous re-modulation with adaptive I/Q adjustment
1589337964Carrier recovery aided by pilot symbols carrying information
1599337848Clock and data recovery device
1609332452Radio communication devices and methods for controlling a radio communication device
1619331822Clock and data recovery circuit and method for estimating jitter tolerance thereof
1629331794Measuring impairments of digitized signals in data and timing recovery circuits
1639331793Controller for network having substantially fixed topology
1649331717Forward error correction decoding avoidance based on predicted code block reliability
1659326275Radio base station apparatus, radio communication method in radio base station apparatus, and radio communication system
1669325987Method for monitoring a signal
1679325462User equipment, base station device, and mobile communication method
1689325459Radio frequency communication
1699325458Backoff adaptation for digital communication systems with channel quality information
1709325443Radio base station apparatus, mobile terminal device and wireless communication method
1719325395Channel processing with dedicated pilots utilizing information from broadcast pilots
1729320082Method and system for switching wireless devices in looped network
1739319998Information processing apparatus and communication apparatus
1749319928Link adaptation for LTE uplink
1759319887Methods and apparatus for wireless coexistence based on transceiver chain emphasis
1769319217Non-integer oversampled timing recovery for higher order quadrature modulation communication systems using quadrature-phase samples
1779319186Receiver eye-monitor circuit and method
1789307573Providing link quality intelligence from physical layer to higher protocol layers
1799307544Channel quality reporting for adaptive sectorization
1809305043Stream data anomaly detection method and device
1819301310Robust techniques for upstream communication between subscriber stations and a base station
1829300589Increasing transmission rate to a remote device in response to attributing information loss as not being a result of network congestion
1839300496System and method for determining modulation control information and a reference signal design to be used by a transmitter node
1849300443Methods for dynamically adaptive bit-leveling by incremental sampling, jitter detection, and exception handling
1859300431Apparatus, method and computer readable medium for payload segmentation of wireless packet data transmissions
1869300380Pre-coding method and pre-coding device
1879298534Memory system and constructing method of logical block
1889295005Error rate control apparatus
1899294938Dynamic data transmission adjustment method
1909294310Method and apparatus for LTE channel state information estimation
1919294309Forwarding tables for hybrid communication networks
1929294262Receiver clock test circuitry and related methods and apparatuses
1939294237Method for performing joint jitter and amplitude noise analysis on a real time oscilloscope
1949294236Automated cloud resource trading system
1959294228Device and method for determining high speed shared control channel in a communication terminal
1969294223Reception of co-channel signals
1979294220Adjusting channel quality report in a wireless communication network
1989294218Rate prediction in fractional reuse systems
1999288019Apparatuses, methods, and systems for jitter equalization and phase error detection
2009288012Hybrid automatic repeat request management method for improving transmission quality
2019282508Rate optimized power consumption in micro wave radio links
2029282470Method and apparatus for detecting radio link failure in wireless communication system
2039281971Vertical eye margin measurement using channel receiver equalizer
2049281927Method and apparatus for reporting channel state information in a wireless communication system
2059276612Reed-Solomon erasure decoding with error detection for retransmission
2069270573Node apparatus, data relay method and computer-readable recording medium
2079270512Nonlinearity compensation for reception of OFDM signals
2089270444Signal detector device and signal detection method
2099270416Multi-mode transmitter for highly-spectrally-efficient communications
2109270331Method and system for detecting non-linear devices
2119265065Method and arrangement in a communication network
2129265054Base station, mobile station, control method, setting method, and communication system
2139265042Radio reception apparatus, radio transmission apparatus, and radio communication method
2149264740Methods and apparatus for error rate estimation
2159264216Method for reducing power consumption when estimating timing errors in wireless signals
2169264201Systems and methods for determining measurement power offsets
2179264188Apparatus and a method for determining information on an amplitude error of a transmit signal
2189264187Measuring bit error rate during runtime of a receiver circuit
2199264179Decision feedback equalizer for highly spectrally efficient communications
2209264176Multi-carrier arrangement for high speed data
2219264168Communications network using adaptable FEC
2229258069Non-contiguous carrier aggregation
2239258039Devices for sending and receiving quantization quality feedback
2249255966Receiver circuit, semiconductor integrated circuit, and test method
2259253654Method and system for recognizing radio link failures associated with HSUPA and HSDPA channels
2269253009High performance station
2279253004Apparatus and method for signal phase control in an integrated radio circuit
2289252932Method, device, and system for reporting channel quality indicator
2299252928Ultra-wideband loss of signal detector at a receiver in a high speed serializer/deserializer (SERDES) application
2309252926System and method for retransmissions in a wireless communications system
2319252917Upstream burst noise measurement and characterization
2329252822Adaptive non-linear model for highly-spectrally-efficient communications
2339251110Modifying the spectral energy content of a data bus
2349251034Device performance monitoring
2359247550Method of allocating radio resources and apparatus for performing the same
2369246651Outer-loop control in wireless communication link adaptation
2379246644Jitter buffer
2389246643Method of determining an error rate and a suitable testing device
2399246642Method of communication adapted to the transmission of data packets
2409246556Radio network control
2419240935Communication system
2429239370Circuit of a node and method for transit time measurement in a radio network
2439237052Radio base station and communication control method
2449236978System and method for information verification based on channel awareness
2459232426System and method for improving information carrying capacity by controlling re-transmissions
2469231740Transmitter noise in system budget
2479231687Communication apparatus and communication system including the same, and dual polarization signal transmitting and receiving method of communication system
2489231628Low-complexity, highly-spectrally-efficient communications

2015

2499226165Method for assessing quality of a radio transmission channel, and residential gateway using the method
2509225464Method and system for controlling an interleaver
2519218241Wireless receiver circuit and method
2529215135Terminal device and response signal sending method
2539215063Specifying a 3-phase or N-phase eye pattern
2549210055Device and method for computation of channel loss rate and collision loss rate of communication link(s) in a random access network
2559209937Reliable decoding of a high-speed shared control channel
2569209897Adaptive forward error correction in passive optical networks
2579209843Fine phase estimation for highly spectrally efficient communications
2589209818On die jitter tolerance test
2599204454Interference coordination in wireless network cloud environment
2609204328Method and arrangement for determining a channel quality offset
2619203604Methods and apparatus for performing bit swapping in clock data recovery circuitry
2629203590Generalized outer loop link adaptation
2639198190Closed loop precoding weight estimation
2649198072Calculating and reporting channel characteristics
2659197372Enhanced node B and method for precoding with reduced quantization error
2669197371Coordinated multipoint communication network with multiple cooperating eNBs and method for beamforming coordination with interference suppression
2679197266Low current RSSI detector
2689194902Noise variance estimation and interference detection
2699191842Methods and apparatus for reporting signal quality in overlapping multimedia broadcast single frequency network (MBSFN) areas
2709191249Serial communication apparatus
2719191146Methods permitting a wireless system receiver to determine and report channel conditions to a system transmitter
2729191062Signal detection in noise
2739185570Method and apparatus for performing channel measurement in a distributed multi-node system
2749184942Automatic gain control in a communications system
2759184804Method and apparatus for implementing signal quality metrics and antenna diversity switching control
2769184783Device for separating signal transmission and reception and communication system including same
2779178687Radio communication device and semiconductor integrated circuit device used for the same
2789178647Interface with variable data rate
2799173175Information processing apparatus and communication apparatus
2809173127Multi-carrier communication systems employing variable symbol rates and number of carriers
2819173121Method and apparatus for restricted measuring in a wireless network
2829173114OFDM system with reverse link interference estimation
2839172498Controlled noise injection in transmitter for noise margin testing
2849167522Fast detection of discontinuous transmission
2859167472Methods and apparatus for enhanced UL RLC flow control for MRAB calls
2869166834Method and system for corrupt symbol handling for providing high reliability sequences
2879166833Feed forward equalization for highly-spectrally-efficient communications
2889166773System timing margin improvement of high speed I/O interconnect links by using fine training of phase interpolator
2899166743Method for handling transmission errors on a telecommunications transmission line
2909161144Method for determining a transmission quality when receiving audio signals and receiving unit
2919160483Signal transmission device with data length changer
2929160438Receiving device and method
2939158642Method of testing multiple data packet signal transceivers concurrently
2949148463Methods and systems for improving error resilience in video delivery
2959148315Method and apparatus for reducing jitter in overlaid traces of an eye diagram of a recovered signal generated based on a received data signal
2969148310Apparatus and method for adaptively estimating channel in orthogonal frequency division multiplexing (OFDM) system
2979148264Data transmission method, device and system
2989143499Authenticating a data access request to a dispersed storage network
2999143364IQ imbalance estimation using broadcast signals
3009143287Mitigation of wireless signal interference
3019143286Estimation of signal to noise ratio in receivers
3029137692Load estimation in a user equipment
3039137065Systems and methods to mitigate phase noise
3049137057Constellation map optimization for highly spectrally efficient communications
3059137006Non-integer oversampled timing recovery for higher order quadrature modulation communication systems using quadrature and in-phase samples
3069136989Method and apparatus for reducing carrier leakage
3079130807Data recovery unit (DRU) based on free running oversampling with zero-latency loop
3089130795Highly-spectrally-efficient receiver
3099130751Methods and systems for analyzing decomposed uncorrelated signal impairments
3109130706Method and apparatus for signal quality loss compensation in multiplexing transmission systems
3119130627Multi-mode receiver for highly-spectrally-efficient communications
3129125082Multi-carrier communication systems employing variable symbol rates and number of carriers
3139119091Multi-carrier communication systems employing variable symbol rates and number of carriers
3149119090Multi-carrier communication systems employing variable symbol rates and number of carriers
3159119089Multi-carrier communication systems employing variable symbol rates and number of carriers
3169118480Frame quality estimation during viterbi decoding
3179118474Uplink control information transmission on backward compatible PUCCH formats with carrier aggregation
3189118385Device, system and method of wireless communication over a beamformed communication link
3199118377Method for interference and carrier power estimation and its application to automatic gain control and signal-to-interference-and-noise-ratio computation
3209116810Margin test methods and circuits
3219113349Methods and apparatus for enhanced coexistence algorithms in wireless systems
3229112695Cooperative transmission in wireless communication system
3239112694Method and device for transmitting uplink acknowledgement information in a wireless communication system supporting multiple carriers
3249112645Channel control based on error correction values
3259107159Enhancing jitter buffer performance through radio level feedback
3269106433Predicting degradation of a communication channel below a threshold based on data transmission errors
3279106373Adjustable transmitter power for high speed links with constant bit error rate
3289106367Transmitter initiated on-line reconfiguration
3299106341Communication terminal and method for receiving data
3309106330Wireless communication apparatus and interference avoidance method
3319106292Coarse phase estimation for highly-spectrally-efficient communications
3329104569Method and apparatus for signal detection and decoding
3339100946Scheduling information of overlapping co-scheduled users in an OFDMA-MU-MIMO system
3349100181Interleaved phase sector based RF signal decimation
3359100071Timing pilot generation for highly-spectrally-efficient communications
3369094838Robust wireless communication system for nodes located in vehicles
3379094154Adaptation of transmission format
3389094061Method and device for controlling the downlink transmission in the coordinated multi-point transmission system
3399088999Using information in multiple sub-bands to adaptively determine CQI
3409088378Method for transmitting a digital signal in inverse multiplexing, particularly via an optical transport network, and reception device for a system to carry out the method
3419083524Systems and methods for sending an acknowledgement message in a wireless communication system
3429081677Method and device for estimating input bit error ratio
3439077534Communications circuit including a linear quadratic estimator
3449077508Adaptively coding and modulating signals transmitted via nonlinear channels
3459077486Rate adaptation in a communication system
3469071492Reduced latency channel-estimation
3479071475Methods and apparatus for noise estimation of communication terminals
3489071435System and method for tuning transmission parameters in multi-user multiple-input-multiple-output systems with aged and noisy channel estimation
3499071407Receiver clock test circuitry and related methods and apparatuses
3509071401Pilot-less noise estimation
3519071397Detection and characterization of laser clipping within communication devices
3529071327Efficient frequency estimation
3539071305Timing synchronization for reception of highly-spectrally-efficient communications
3549065653Internal jitter tolerance tester with an internal jitter generator
3559063968Identifying a compromised encoded data slice
3569060306Estimation of channel quality indicator using additional reference signals
3579059850Data alignment over multiple physical lanes
3589054834Selection of transport format in wireless communication systems
3599042491Systems, apparatus, and methods for receiving paging messages by creating fat paths in fast fading scenarios
3609031170Channel frequency response estimator for a wireless RF channel
3618971198Method of controlling a communications link
3628948211Performance evaluation of a communications network using jitter parameter values

2014

3638908668Device for separating signal transmission and reception and communication system including same
3648861376Broadcast receiving apparatus and method of determining broadcast reception state thereof
3658824301Method and apparatus to provide assistance information for reconfiguration in a wireless communication system
3668755356Methods and systems for dynamically selecting requested forward-link data rate based on C/I ratio
3678749248Shielding flaw detection and measurement in quadrature amplitude modulated cable telecommunications environment
3688743988Transmission mode adaptation in a wireless network
3698730803Quality of service support in a media exchange network
3708724727System and method for outer loop link adaptation for a wireless communications system
3718688400Signal generator producing intersymbol interference effects on serial data
3728660027Method and apparatus for sending and receiving a measurement report via a shared channel

2013

3738533551Audio error detection and processing
3748462931Monitoring signal path quality in a conference call
3758416886Receiver
3768397117Method and apparatus for error concealment of encoded audio data
3778379748Apparatus and method for reception in multi-input multi-output system
3788375261System and method of puncturing pulses in a receiver or transmitter
3798358582Quality of service support in a media exchange network
3808355340Method and base station for obtaining channel quality indicator information

2012

3818305920Method, system and terminal for determining QoS level
3828295327Method and apparatus for estimating noise variance
3838289901Pinning and cascading avoidance in dynamic channel assignment for wireless LANS
3848213527Channel variation detection of wireless channel for adaptive transmission schemes
3858184677Arrangement in a network repeater for monitoring link integrity and automatically down shifting link speed

2011

3867983367Method and system for dynamic adaptation and communicating differences in frequency--time dependent systems
3877934132Communication system and method for controlling the same
3887929408Method and apparatus for joint scheduling to increase frequency efficiency and fairness in a multi-channel distributed antenna system using frequency reuse and common power control
3897890073Method and system for detecting carrier wave dropout

2010

3907849391Early detection of false start-of-packet triggers in a wireless network node
3917787387Auto-selection of SGMII or SerDes pass-through modes
3927734994RFID decoding subsystem with pre-decode module
3937715318Communication apparatus and method using forward error correcting statistics for adaptive modulation feedback
3947643546Method and apparatus for monitoring transmission quality

2009

3957609627Method for packet data transmission
3967583613Method of monitoring the quality of a realtime communication
3977475299Method and system for real-time bit error ratio determination

2008

3987376132Passive system and method for measuring and monitoring the quality of service in a communications network

2007

3997231559Outage predictor for communication link
4007216267Systems and methods for multistage signal detection in mimo transmissions and iterative detection of precoded OFDM
4017185242Digital display apparatus supporting error compensation and method thereof

2006

4027130273QOS testing of a hardware device or a software client
4037107499System and method for adjusting a non-return to zero data stream input threshold
4047106791Method and apparatus for monitoring transmission quality
4057099281Passive system and method for measuring the subjective quality of real-time media streams in a packet-switching network
4067080295Methods and systems for detecting symbol erasures
4077062703Early detection of false start-of-packet triggers in a wireless network node
4087017104Method and system for decoding block codes by calculating a path metric according to a decision feedback sequence estimation algorithm
4096990615Data processing device

2005

4106968134Method and arrangement for measuring the signal quality in an optical transmission system
4116961316Mobile communication system having adaptively assigned packet rate
4126959406Block error ratio measurements
4136959060Jitter reducing apparatus using digital modulation technique
4146958986Wireless communication system with enhanced time slot allocation and interference avoidance/mitigation features and related methods
4156954707Multiple sinusoidal burst frequency measurements
4166954507Method for estimating the bit error rate in a radio receiver and corresponding radio receiver
4176954449Method and device for establishing communication links and providing reliable confirm messages in a communication system
4186947502Parameter estimator for a multiuser detection receiver
4196947492Encoding and decoding ultra-wideband information
4206944125Call admission control method and apparatus for cellular systems
4216941150Communication system having bad frame indicator means for resynchronization purposes
4226940671System and method to determine the time domain equalized signal-to-noise ratio of a mass storage device
4236937674Mapping radio-frequency noise in an ultra-wideband communication system
4246937622Determining phase jitter and packet inter-arrival jitter between network end points
4256931584Communication system and method using signal to noise ratio estimation for scaling in processing received wireless communication signals
4266931335Jitter histogram approximation
4276928267Estimating an indicator for a communication path
4286925113Rain attenuation compensation method using adaptive transmission technique and system using the same
4296922797Error concealment method of detecting corrupted signal parameters
4306922439Apparatus for and method of measuring jitter
4316914948Media noise post-processor with varying threshold
4326914885Methods, wireless radio receivers, and systems for selecting a data stream from concurrently demodulated radio signals
4336914637Method and system for video and auxiliary data transmission over a serial link
4346907553Method and apparatus for estimation of error in data recovery schemes
4356907542System, device and method for determining the reliability of data carriers in a failsafe system network
4366907244Hand-off between ultra-wideband cell sites
4376904110Channel equalization system and method
4386904032Method and device for establishing communication links between mobile communication systems
4396901339Eye diagram analyzer correctly samples low dv/dt voltages
4406901081Method and device for determining a time-parameter
4416901064Method and device for establishing communication links and detecting interference between mobile nodes in a communication system
4426898753Communication system, receiver, and method of estimating errors caused by a channel
4436898214Technique for monitoring SONET signal
4446898033Anticipating media decay in a disc drive
4456895044Method for noise energy estimation in TDMA systems
4466892053Bit error estimates from pilot signals
4476888900Method and system for optimizing coding gain
4486885655Noise characterization in a wireless communication system
4496879577Method and apparatus for determining frame quality in mobile communication system
4506873662Wireless communication system having adaptive threshold for timing deviation measurement and method
4516871066Method and an apparatus for estimating residual noise in a signal and an apparatus utilizing the method
4526865496Zero-crossing direction and time interval jitter measurement apparatus using offset sampling
4536862622Transmission control protocol/internet protocol (TCP/IP) packet-centric wireless point to multi-point (PTMP) transmission system architecture
4546862275Cell selection with STTD and SSDT
4556854068Wander generator having arbitrary TDEV mask characteristic setting apparatus
4566848065Bit error rate estimation
4576847809Wireless communication data rate control prediction method and system
4586847613Method of monitoring quality of communication for each flow
4596839545Transmission method of reception information on communication connection

2004

4606836514Method for the detection and recovery of errors in the frame overhead of digital video decoding systems
4616834109Method and apparatus for mitigation of disturbers in communication systems
4626829295Jitter measuring method and device
4636826495Noise injection method to characterize common-clock timing margins
4646826140Multichannel digital recording system with multi-user detection
4656822998Apparatus and method for measuring noise power in a CDMA mobile communication system
4666819711Communication channel quality indicator
4676816470Method and apparatus for interference signal code power and noise variance estimation
4686812827System and method for testing and maintaining a predetermined physical bit rate on a line connection
4696810020Apparatus and method for measuring bit error rate in an OFDM communication system
4706807227Method of reconfiguration of radio parameters for power-aware and adaptive communications
4716804208Method and device for establishing communication links with parallel scheduling operations in a communication system
4726802035System and method of dynamically optimizing a transmission mode of wirelessly transmitted information
4736801720Optical signal quality supervisory device
4746798761Method and device for establishing communication links and handling SP slot connection collisions in a communication system
4756792053Method for estimating channel bit error ratio, and receiver
4766788654Digital data receiver
4776785545Digital mobile wireless communications apparatus and the system using the same
4786784653Eye monitor
4796782497Frame error rate estimation in a receiver
4806782353Instrument for measuring characteristic of data transmission system with high accuracy and clock reproducing circuit used therefor
4816782044Radio interference detection and screening system for locomotive control unit radios
4826775237Methods and apparatus for burst tolerant excessive bit error rate alarm detection and clearing
4836771750Physical layer transceiver architecture for a home network station connected to a telephone line medium
4846768954Jitter quantity calculator and tester
4856763244Method and apparatus for adjusting power control setpoint in a wireless communication system
4866763002Method and apparatus for controlling data transmission according to quality of communication line
4876760882Mode selection for data transmission in wireless communication channels based on statistical parameters
4886760847Method for performing subscriber loop disturber recognition by comparing measured sample power spectral densities with a set of known power spectral densities
4896757520Method and apparatus for selecting a serving sector in a data communication system
4906754260Digital modulation signal measuring device and method capable of evaluating spectrum of noise component
4916751466Radio communication apparatus
4926748338Method and apparatus for testing eye diagram characteristics
4936748232Apparatus and method for power control in a radio communication system
4946748035Method for determining connection quality, and a receiver
4956745352Methods of estimating error rates for communications received using iterative processing and related receivers
4966745148Intelligent test point selection for bit error rate tester-based diagrams
4976744748Method and apparatus for monitoring errors in a wireless transceiver
4986744496Method of measuring the error rate of an optical transmission system and apparatus for implementing the method
4996741641Method and apparatus for measuring parameters of an electrical system
5006738364Radio receivers and methods of operation
5016735724Detection error estimation and method
5026735539Fourier transform for timestamped network data
5036731947Method and apparatus for controlling data rate on a forward channel in a wireless communication system
5046728311Apparatus and method for creating eye diagram
5056728307Adaptive antenna transmit array with reduced CDMA pilot channel set
5066721909High dynamic range error rate monitor
5076715113Feedback system and method for optimizing the reception of multidimensional digital frame structure communications
5086714896Method and apparatus for signal degradation measurement
5096714610Method of transmitting clock signals, method of synchronizing clock generators or network elements, as well as a network element and a clock generator
5106707541Device and method for detecting polarization mode dispersion
5116704351Method and system for training a modem
5126704346Method and apparatus to provide improved microwave interference robustness in RF communications devices
5136704299Efficient frame quality indicator for a wireless signal decoder
5146700938Method for determining quality of trellis decoded block data
5156693978Carrier reproducing circuit
5166693957Adaptive front end for discrete multitone modem
5176693881Method for bit error rate measurements in a cell-based telecommunication system
5186691262Method and apparatus for quality evaluation of cable circuit
5196690927DECT transmit-receive terminal and method for communicating between a DECT transmit-receive terminal and a DECT base station
5206687259ARQ MAC for ad-hoc communication networks and a method for using the same
5216680983Method for noise energy estimation
5226680922Method for the recognition and operation of virtual private networks (VPNs) over a wireless point to multi-point (PtMP) transmission system
5236680913Method and system for testing data channel functionality in a radio apparatus
5246678844System and method for determining bit-error rates
5256675328System and method to determine data throughput in a communication network
5266675325Method and apparatus for fault analysis in a communication network

2003

5276668159Terminal bitrate indicator
5286668030Radio communication systems
5296665271System for real-time prediction of quality for internet-based multimedia communications
5306661860Multiple arbiter jitter estimation system and related techniques
5316658073Method and system for reducing jitter on constant rate data transfer between asynchronous systems
5326650872Method and device for estimating a carrier-to-interference ratio in a radio communication system
5336646995Method of adapting the air interface and mobile radio system and corresponding base transceiver station, mobile station and transmission mode
5346640248Application-aware, quality of service (QoS) sensitive, media access control (MAC) layer
5356637006Digital data decoder with improved unreliable frame detection performance
5366636568Data transmission with non-uniform distribution of data rates for a multiple-input multiple-output (MIMO) system
5376633605Pulse code sequence analyzer
5386633545System and method for determining the data rate capacity of digital subscriber lines
5396629286Method and device for assessing the quality of service on transmission channels in a digital transmission system
5406629272Method and apparatus for displaying eye diagram on an error performance analyzer
5416628737Signal synchronization using synchronization pattern extracted from signal
5426628629Reservation based prioritization method for wireless transmission of latency and jitter sensitive IP-flows in a wireless point to multi-point transmission system
5436614814Multiplexed signal demultiplexing device transmission error measuring device and transmission error measuring method
5446614434Algorithm for finding the eye crossing level of a multilevel signal
5456611776Signal quality measurement
5466609220Method of manufacturing Q-value and device therefor
5476608818Radio link protocol enhancements to reduce setup time for data calls
5486606726Optimization of acceptance of erroneous codewords and throughput
5496606354Process and device to measure the signal quality of a digital information transmission system
5506604215Digital broadcast receiver and method for controlling reception thereby
5516603826Method and receiver for dynamically compensating for interference to a frequency division multiplex signal
5526603823Channel estimator
5536601004Method and apparatus for measuring parameters of an electronic system
5546600759Apparatus for estimating jitter in RTP encapsulated voice packets received over a data network
5556594595Apparatus for and method of measuring cross-correlation coefficient between signals
5566594246IP-flow identification in a wireless point to multi-point transmission system
5576591383Bit error rate detection
5586590885IP-flow characterization in a wireless point to multi-point (PTMP) transmission system
5596587530Method and apparatus for signal integrity verification
5606583942Method and apparatus for determining equalized signal-to-noise ratio in a storage device
5616580930Signal detector selector and method for selecting a detector
5626580763Method and apparatus for controlling the decision threshold and sampling instant of a data generator
5636566889Line diagnostics for wireline modems
5646563885Decimated noise estimation and/or beamforming for wireless communications
5656560272Decode circuit for code division multiple access receiver
5666556618Transmitter, receiver and method in a telecommunication system for generating PN sequences for a plurality of user channels
5676556540System and method for non-intrusive measurement of service quality in a communications network
5686553085Means and method for increasing performance of interference-suppression based receivers
5696553075Method and apparatus for determining crosstalk
5706549757Method and system for assessing, at reception level, the quality of a digital signal, such as a digital audio/video signal
5716543025Transmission system with adaptive channel encoder and decoder
5726539205Traffic channel quality estimation from a digital control channel
5736532365PCS pocket phone/microcell communication over-air protocol
5746526107Synchronization acquiring circuit
5756522696Adaptive frequency correction in a wireless communications system, such as for GSM and IS54
5766522122Jitter measuring device and method
5776520744Method and apparatus for improving performance of a splitterless asymmetric digital subscriber line (ADSL)
5786519464Use of third party ultra wideband devices to establish geo-positional data
5796519281Jitter measurement
5806519278Transmitting/receiving apparatus using a plurality of spreading codes
5816518741Modulation analyzing apparatus with balance/imbalance converter
5826510219Alternate network fallback for IP telephony
5836510190Method and apparatus for estimating fading distortion of a signal propagating in a communication channel
5846504868Adaptive equalizer

2002

5856501789CDMA receiving apparatus
5866496489Method and apparatus for distinguishing between a digital control channel and a digital traffic channel in a radiocommunication system
5876493408Low-jitter data transmission apparatus
5886487185Frame erasure for digital data transmission systems
5896483821CDMA mobile communications system and method with improved channel estimation and pilot symbol transmission
5906477355Transmission quality reporting
5916473438Method and apparatus for coordinating multi-point to-point communications in a multi-tone data transmission system
5926470470Information coding method and devices utilizing error correction and error detection
5936463105Methods and systems for estimation of the carrier to interference ratio for a wireless communication channel
5946460001Apparatus for and method of measuring a peak jitter
5956456598Method of adapting the air interface in a mobile radio system and corresponding base transceiver station, mobile station and transmission mode
5966456109Jitter detecting circuit for detecting cycle-to-cycle jitter
5976452915IP-flow classification in a wireless point to multi-point (PTMP) transmission system
5986446236Reading encoded information subject to random and transient errors
5996442495Average signal to noise ratio estimator
6006442143Signal quality maintenance in a communication system
6016441602Method and apparatus for determining phase locked loop jitter
6026438160Method and apparatus for estimating an error rate in a digital communication system
6036434137Method and system for transferring information within a mobile communication system
6046430715Protocol and bit rate independent test system
6056430237Method for accurate signal-to-interference measurement for wireless communication receivers
6066426971System and method for accurately predicting signal to interference and noise ratio to improve communications system performance
6076426962Token ring jitter generator/detector
6086415005Digital communication apparatus
6096414983Digital communication apparatus
6106411662Communication terminal device, cellular radio communication system, and information communication method
6116408189Radio communication system and computer program product for controlling an operation of the radio communication system
6126408023Method and apparatus for performing equalization in a radio receiver
6136404826Iterative signal-to-interference ratio estimation for WCDMA
6146404805Bit error measuring device for modem device and bit error measuring method for the same
6156397358Method of identifying a frame for erasure in a digital data transmission system
6166397061Method and apparatus to reprioritize data transfer in a short range Ad Hoc network
6176389066System and method for adaptive modification of modulated and coded schemes in a communication system
6186381312Acoustic communication terminal apparatus and recording medium for storing a control program therefor
6196377640Means and method for a synchronous network communications system
6206377607System and method for performing accurate demodulation of turbo-encoded signals via pilot assisted coherent demodulation
6216377082Loss-of-signal detector for clock/data recovery circuits
6226369921Parity determining apparatus and method
6236363513Transmission system with adaptive channel encoder and decoder
6246356850Method and apparatus for jitter analysis
6256356601Method and apparatus for detecting zero rate frames in a communications system
6266356510Phase fluctuation enhanced adaptive processor
6276341224Power controller for mobile communication system wherein a signal to interference threshold is dynamically moved based on an error rate measurement
6286340941Digital-signal forming circuit

2001

6296331999Serial data transceiver architecture and test method for measuring the amount of jitter within a serial data stream
6306327299Method and system for measuring and adjusting the quality of an orthogonal transmit diversity signal in a wireless communications system
6316320843Wireless communications systems with standard and robust services and methods of operation thereof
6326310911Method of detecting signal degradation fault conditions within SONET and SDH signals
6336307899Method and system for optimizing coding gain
6346304594Interference detection and avoidance technique
6356298084Bad frame detector and turbo decoder
6366295614Apparatus for estimating bit error rate by sampling in WDM communication system
6376295315Jitter measurement system and method
6386292519Correction of signal-to-interference ratio measurements
6396285197System and method for generating a jittered test signal
6406275959Adaptive threshold control circuit and method within high speed receivers
6416275523In-service measurement of transmitter nonlinearities
6426275485Noise characterization in a wireless communication system
6436272183Method for data transmission on transmission channels in a digital transmission system
6446266790Bit error measurement circuit
6456266363Transmitting/receiving apparatus using a plurality of spreading codes
6466259915Multiple hyperband mobile and base stations
6476253093Wireless communication system, fixed station device and mobile station device
6486252868Digital control channels having logical channels supporting broadcast SMS
6496246717Measurement test set and method for in-service measurements of phase noise
6506240538Method and apparatus for errors and erasures decoding
6516240126Wireless communication device
6526236672Transmitting/receiving apparatus using a plurality of spreading codes
6536233708Method and device for frame error detection
6546229792Spread spectrum communication system
6556222877Method for performance monitoring of data transparent communication links
6566215827System and method for measuring channel quality information in a communication system
6576215818Method and apparatus for operating an adaptive decision feedback equalizer
6586215774System for dynamically determining effective speed of a communication link
6596212176Digital control channels having logical channels for multiple access radiocommunication
6606208699Method and apparatus for detecting zero rate frames in a communications system
6616208643Apparatus and method for analyzing bitstreams
6626192238Receiving method and receiver
6636192090Circuit and method for adaptively calculating decision error of digital signal in digital modulation system
6646185266Method and system for generating a power control metric in an orthogonal transmit diversity communication system
6656181730Pull-in circuit for pseudo-random pattern
6666175600System for detecting the presence of a digital signal carrier wave, and a receiver including such a system
6676172992Measuring device for the interface of a transmission link with full-duplex transmission in two-wire common band operation

2000

6686167259System and method of quantifying the degree of balance on forward link and reverse link channels
6696167095Method and apparatus for variably allocating upstream and downstream communication spectra
6706167031Method for selecting a combination of modulation and channel coding schemes in a digital communication system
6716163571Method for measuring received signal quality in a mobile wireless communication system
6726161013Wireless communication system and method
6736157830Speech quality measurement in mobile telecommunication networks based on radio link parameters
6746148423Signal transmission performance optimization device in a system for transmitting digital data, especially on an optical link
6756144653Method for communicating in a wireless communication system
6766141391System for improving the performance at low signal-to-noise ratios of receivers with Viterbi decoders
6776141388Received signal quality determination method and systems for convolutionally encoded communication channels
6786134221Method for evaluating a communication link between a first and a second communication site
6796131013Method and apparatus for performing targeted interference suppression
6806122293Method and system for link adaptation having a variable update interval
6816119258Video error/distortion checker
6826118832Multiple-sensor equalization in a radio receiver
6836118479Optical transmission method, error rate evaluation method applied in optical transmission and apparatus for generating a signal for error rate evaluation
6846115417Signal quality measuring scheme
6856115416Pulse code sequence analyzer
6866112080Wireless communication method and system
6876111921Estimator of error rate
6886108561Power control of an integrated cellular communications system
6896108374System and method for measuring channel quality information
6906108373Process and device for detecting loss of carrier recovery and of determining the Eb/No ratio of a digital transmission link
6916108354System, device and method for detecting and characterizing impairments in a communication network
6926094740Channel quality estimator based on non-redundant error correction
6936094575Communication system and method
6946094441Apparatus and method for controlling transmission parameters of home network stations transmitting on a telephone line medium
6956094427Communications system handoff operation combining turbo coding and soft handoff techniques
6966088826Method for checking data for errors in data communication systems
6976088590Method and system for mobile controlled handoff and link maintenance in spread spectrum communication
6986084862Time dispersion measurement in radio communications systems
6996081778Confidence and frame signal quality detection in a soft decision convolutional decoder
7006081559Apparatus for detecting the presence or the absence of a digitally modulated carrier, a corresponding receiver, and a corresponding method
7016079045Transmission system and recording system having a simplified symbol detector
7026073257Estimation of radio channel bit error rate in a digital radio telecommunications network
7036058108Method and apparatus for locating a digital control channel in a radiocommunication system
7046041047Digital control channels having logical channels supporting broadcast SMS
7056028894SIR or SNR measurement apparatus
7066021518Method for obtaining information on the residual errors in a transmitted channel-decoded digital signal
7076021385System for detecting defective speech frames in a receiver by calculating the transmission quality of an included signal within a GSM communication system
7086021333Method and system for transferring information within a mobile communication system
7096012160Method for protecting important data bits using less important data bits
7106011853Equalization of speech signal in mobile phone

1999

7116005856Communication protocol for spread spectrum wireless communication system
7126002673Method for channel management in a TDMA communication system
7136002274Oversampled state machine for jitter tolerant pulse detection
7145995832Communications system
7155995515Communication system, base station, mobile station, and radio communication system
7165993057Apparatus for detecting and averaging data in a digital data stream
7175991901Indication of coverage area limits within digital communication systems
7185991618Method and system for estimating a communication mode quality in a wireless communications system
7195991611Volume control device for receiver of block coded speech signals
7205991283Radio receivers and methods of operation
7215991273Determining SINR in a communications system
7225987631Apparatus for measuring bit error ratio using a viterbi decoder
7235987069Method and apparatus for variably allocating upstream and downstream communication spectra
7245987064Eye pattern display method, eye pattern display apparatus, and communications apparatus
7255983185Method and device for simultaneously recording and presenting radio quality parameters and associated speech
7265983174Confidence and frame signal quality determination in a soft decision convolutional decoder
7275978365Communications system handoff operation combining turbo coding and soft handoff techniques
7285960010Error detection and error concealment of convolutionally encoded data
7295946346Method and system for generating a power control command in a wireless communication system
7305946294Redundancy-optimized communication network for the transmission of communication signals
7315944844Method for determining connection quality in a receiver utilizing a Viterbi decoder
7325940753Controller for cellular communications system
7335940430Method and apparatus for power control in a communication system
7345940412Decoding method
7355936979Method for frame quality detection and a receiver
7365936972Syndrome-based channel quality or message structure determiner
7375933454Multi-carrier data transmissions system using an overhead bus for synchronizing multiple remote units
7385933433Method and system for reception timing control
7395933414Method to control jitter in high-speed packet-switched networks
7405920608Measurement device for communication
7415918204Speech frame disabling circuitry for protection against burst errors of interleaved TDMA frames
7425914959Digital communications system having an automatically selectable transmission rate
7435903605Jitter detection method and apparatus
7445898699Digital broadcast receiver and signal level display method
7455887031Symbol timing maintainance to enable low duty cycle receiver operation
7465887028Digital receiver
7475886999Receiving apparatus and method of outputting received signal in multimedia communication
7485880837Eye measurement of optical signals by optical sampling
7495878329Power control of an integrated cellular communications system
7505874992Cable television data bit path error analyzer
7515867503Digital sound broadcasting receiver and automatic phase controlling method therefor
7525864589Device for making decisions by estimating the viterbi algorithm in a mobile radio system
7535864547Method and system for controlling uplink power in a high data rate satellite communication system employing on-board demodulation and remodulation
7545862451Channel quality management in a cable telephony system

1998

7555838737Method and apparatus for estimating PSK modulated signals
7565835857Position determination for reducing unauthorized use of a communication system
7575835529Digital communication apparatus
7585835507Error sensing method for improving error control capability in data communications
7595835501Built-in test scheme for a jitter tolerance test of a clock and data recovery unit
7605832379Communications system including control means for designating communication between space nodes and surface nodes
7615832003Video error/distortion checker
7625828695QAM system in which the constellation is modified in accordance with channel quality
7635828672Estimation of radio channel bit error rate in a digital radio telecommunication network
7645825817Radio wave measuring apparatus for digital communication system
7655825211Oversampled state machine for jitter tolerant pulse detection
7665819182Method and apparatus for improving receiver performance in a land mobile communications system
7675818820Method and system for data link expansion or contraction using spread spectrum TDMA communication
7685815534Detector of carrier loss in a fax modem
7695815507Error detector circuit for digital receiver using variable threshold based on signal quality
7705812600Method and apparatus for mitigating distortion effects in the determination of signal usability
7715809065Method and apparatus for improving the quality of AM compatible digital broadcast system signals in the presence of distortion
7725805669Rate adaptaptive subscriber line ("RADSL") modem and method of operation
7735802105Method and apparatus for testing a digital communication channel
7745802076Audio error mitigation technique for a TDMA communication system
7755799242Communication control unit for mobile communication systems and the like, including a channel quality detection unit, a quality decision unit and a control unit
7765799038Method for measuring modulation parameters of digital quadrature-modulated signal
7775793822Bist jitter tolerance measurement technique
7785790595Method for obtaining bit-specific reliability information
7795787121Data transmission system
7805787076Multi-mode TDMA spread spectrum communication system
7815782758Method and apparatus for identifying the presence of noise in a time division multiplexed oximeter
7825778316Method and apparatus for selecting a control channel based on service availability
7835770927Method and apparatus for distinguishing control channel from traffic channels
7845768291Method and apparatus for error mitigating a received communication signal
7855768285Circuit for evaluating bit error rate performance of a data decoder having a viterbi detector
7865768276Digital control channels having logical channels supporting broadcast SMS
7875768264Time division multiple access base station supporting ISDN messages
7885764651Bit error rate detection system
7895761240Method and apparatus for determining an optical communications channel without loss of channel messages on a current communications channel
7905757652Electrical signal jitter and wander measurement system and method
7915754541Data transmission method, base station, and subscriber terminal
7925754437Phase measurement apparatus and method
7935748672System for measuring jitter in a non-binary digital signal
7945745520Method and apparatus for power control in a spread spectrum communication system using threshold step-down size adjustment
7955737365Method and apparatus for determining a received signal quality estimate of a trellis code modulated signal
7965737359Method for supervising base station radio channels
7975734645Layer 2 protocol in a cellular communication system
7985732111Frequency error compensation for direct sequence spread spectrum systems
7995732105Method of estimating signal quality in a DPSK demodulator
8005721756Digital receiver with tunable analog parameters and method therefor
8015721754Signal quality detector and methods thereof
8025719907Phase jitter extraction circuit and phase jitter cancellation circuit
8035719904Data restoring circuit
8045710784Multirate serial viterbi decoder for code division multiple access system applications
8055708665Digital receiver using equalization and block decoding with erasure and error correction

1997

8065699364Data communication system, apparatus and method which optimize the set value of parameters
8075696798Multiple antenna home base for digital cordless telephones
8085692009Jitter measuring method and apparatus
8095684839Apparatus for adjusting sample points based upon measured intersymbol interference
8105680404Cycling error count for link maintenance
8115671255Method and apparatus for determining coding rate in a wireless communication system
8125671253Apparatus for demodulating and decoding video signals encoded in different formats
8135671250Autorate method for simultaneous transmission of voice data
8145671219Communication protocol for spread spectrum communication
8155666370High performance error control coding in channel encoders and decoders
8165661762Multiple antenna home base for digital cordless telephones
8175654989Method and apparatus for symbol timing tracking
8185648992Multiple antenna home base for digital cordless telephones
8195648991Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
8205648986Receiver in digital radio communication device with selective equalization
8215648955Method for power control in a TDMA spread spectrum communication system
8225644573Methods for coordinating upstream discrete multi-tone data transmissions
8235640684Radio data communication system comprising a common base radio station and handy radio terminals
8245636253Method for detecting erasures in received digital data
8255633874Automatic retransmission request
8265633860Reliablity-controlled data reception in receivers for TDMA mobile radio systems
8275625651Discrete multi-tone data transmission system using an overhead bus for synchronizing multiple remote units
8285621767Method and device for locking on a carrier signal by dividing frequency band into segments for segment signal quality determination and selecting better signal quality segment
8295621737Communication system with link margin control and method
8305619532Digital communication system
8315612703position determination in an integrated cellular communications system
8325606563Programmable jump window for sonet compliant bit error monitoring
8335604744Digital control channels having logical channels for multiple access radiocommunication
8345603081Method for communicating in a wireless communication system
8355598422Digital computer having an error correction code (ECC) system with comparator integrated into re-encoder
8365598420Apparatus and method for generating a power signal for a power system from signals genenrated by a communication device
8375594757Method and apparatus for digital automatic frequency control

1996

8385590158Method and apparatus for estimating PSK modulated signals
8395589683Optical receiver apparatus for quickly detecting loss of a composite optical signal input employing a loss-of-clock detector
8405586143Apparatus and method for processing data signals in a digital receiver
8415585954Apparatus for measuring optical transmission characteristic
8425581580Low complexity model based channel estimation algorithm for fading channels
8435581577Device for and method of counting bit errors and device for and method of identifying signals
8445574996Enhanced sleep mode in radiocommunication systems
8455574495Cable television data path error analyzer located at the set-top terminal
8465563921Jitter detection apparatus using double-PLL structure
8475563893Integrated level detector
8485561766Cross-connecting system for making line connections between high-speed lines and low-speed lines and between high-speed lines and capable of detecting a line-connection error
8495559810Communication of data reception history information
8505557639Enhanced decoder for a radio telephone
8515557612Method and apparatus for establishing communication in a multi-tone data transmission system
8525539780Computationally efficient data decoder and method used therein
8535539748Enhanced sleep mode in radiocommunication systems
8545535205Cell station and personal stations in a digital radio communication system
8555533055Carrier to interference ratio measurement
8565526366Speech code processing
8575524122System and method for adapting the transmission rate to the line quality and modem suitable for such a system
8585519727Adaptive equalizer
8595519625System for characterizing phase-modulated signals using a time interval analyzer
8605515404Data communication systems
8615513185Method and apparatus for transmission link error rate monitoring
8625502713Soft error concealment in a TDMA radio system
8635497383Error detector circuit for receiver operative to receive discretely-encoded signals
8645493584Method for determining a channel quality metric in a receiver
8655491722Eye pattern margin measurement and receiver stress detection device
8665490179Signal grading in a selective call receiver for automatic gain control
8675483542Byte error rate test arrangement
8685481563Jitter measurement using a statistically locked loop
8695481537Transmission signalling technique for a reservation request

1995

8705471396Estimator of amplitude and frequency of a noisy-biased sinusoid from short bursts of samples
8715469466System for highly repeatable clock parameter recovery from data modulated signals
8725469465Method and apparatus for mitigating distortion effects in the determination of signal usability
8735459731Link error monitoring
8745452333Digital jitter correction method and signal preconditioner
8755450441Mechanism for monitoring quality of digital telephone link based upon rate of occurrence of illegal bipolar violations
8765450438Fallback method to 1200 bits per second for use in mobile radio
8775448616Integrated bit error rate test function in analog channel unit of digital cellular network
8785446918Cable network and modulator-demondulator arrangement for such a network
8795446756Integrated cellular communications system
8805440265Differential/coherent digital demodulator operating at multiple symbol points
8815432778Method and an arrangement for frame detection quality estimation in the receiver of a radio communication system
8825426652Data reception technique
8835426646Instantaneous bit-error-rate meter
8845420904Signal averager
8855418821Method and apparatus for sample-data receiver squelch
8865418789Fast communication link bit error rate estimator
8875418720Symbol width measurement system
8885414711Error detector circuit and method therefor
8895406593Adaptive phase-locked loop employing channel state information estimation from received signal phase angles
8905406588Method and apparatus for mitigating distortion effects in the determination of signal usability
8915406562Bit error rate estimation
8925402443Device and method for measuring the jitter of a recovered clock signal
8935400362Double sided slot traversing decoding for time division multiple access (TDMA) radio systems
8945400322Updating of bit allocations in a multicarrier modulation transmission system
8955390365Radio communication apparatus having a received signal strength measuring function
8965386589Transmission power control system capable of keeping signal quality constant in mobile communication network
8975386495Method and apparatus for determining the signal quality of a digital signal
8985386202Data communication modulation with managed intersymbol interference
8995383202Simplified method of attenuation of logarithmically coded digital signals

1994

9005375142Method and device for detecting and checking the template of digital messages transmitted to a receiver device
9015371760Method and apparatus for measuring the impulse response of a radio channel
9025351274Post detection selection combining diversity receivers for mobile and indoor radio channels
9035351245Bit error rate detection method
9045345600Method and apparatus for selectively-enabled diversity signaling in a radio communications system
9055341379Data error detection in data communications
9065339330Integrated cellular communications system
9075333148Data receiver
9085333147Automatic monitoring of digital communication channel conditions usinhg eye patterns
9095327576Handoff of a mobile station between half rate and full rate channels
9105323331Method and circuit arrangement for level monitoring
9115321722Multipoint connected communication system having function of retraining modems provided therein and method of retraining the modems
9125321705Error detection system
9135301197Bit error ratio detector
9145299201Method and apparatus for isolating faults in a network having serially connected links
9155297164Digital communications systems
9165297163Method for processing signals for signal transmission in the base band
9175293520Jitter analyzer
9185285481Receiver circuit with smart squelch
9195283531Demodulation apparatus incorporating adaptive equalizer for digital communication
9205278871Method and apparatus for estimating signal weighting parameters in a receiver
9215278866Radio communication apparatus with stored coding/decoding procedures

1993

9225271011Digital audio data muting system and method
9235265270Method and apparatus for providing power conservation in a communication system
9245257401Method of maintaining an established connection in a mobile radio system comprising both analog and digital radio channels
9255253273ISDN "S" signal detection and display apparatus
9265251237Receiver for a digital transmission system
9275245633System for transmitting digital data over an electricity power line
9285235603System for determining loss of activity on a plurality of data lines
9295230077Method of reducing the power requirements in a mobile radio receiver
9305224167Speech coding apparatus using multimode coding
9315216697Signal quality detector circuit
9325214687Method to determine transmission quality
9335214391Demodulation apparatus having multipath detector for selecting a first or second demodulator
9345212713Fault location arrangement for digital transmission systems
9355202903Noise-immune space diversity receiver
9365200957Mobile assisted handoff
9375199047Receiver for a digital transmission system
9385189684Line signal deterioration removing systems

1992

9395173925Demodulating system capable of accurately equalizing received signals using error correction codes
9405159282Demodulation apparatus incorporating adaptive equalizer for digital communication
9415157672Interference detection apparatus for use in digital mobile communications system
9425153527Demodulation apparatus having reception state evaluation
9435151902Method and apparatus for quality monitoring of at least two transmission sections of a digital signal transmission link
9445146475Maximum-liklihood sequence estimation apparatus
9455138636Circuit for detecting received signal loss in a digital signal receiver
9465119400Digital transmission system employing a Viterbi-like equalizer
9475115452Phase jitter correction arrangement
9485113400Error detection system
9495099499Method of generating quality factors for binary digits obtained in the viterbi-analysis of a signal

1991

9505073900Integrated cellular communications system
9515054037Method of servo-controlling the parameters of a modulator having 2.sup.n phase and amplitude states, and a circuit for implementing the method
9525054035Digital signal quality evaluation circuit using synchronization patterns
9535054034Ensemble modem structure for imperfect transmission media
9545048054Line probing modem
9555042082Mobile assisted handoff
9565036515Bit error rate detection
9575023872FDDI bit error rate tester
9585012442Bus receiver power-up synchronization and error detection circuit
9595008953Mobile station link supervision utilizing digital voice color codes
9604991184Data communication system having a speed setting variable with transmission quality factors
9614985900Non-intrusive channel-impairment analyzer

1990

9624972434Receiver for a space diversity radio transmission system, the receiver including a diversity combiner
9634953181Apparatus and method for detecting digital carrier synchronization problems
9644941199Uplink power control mechanism for maintaining constant output power from satellite transponder
9654928288Decoding method and device with erasure detection for multilevel transmission systems
9664918708Analysis of digital radio transmissions
9674908530Non-linear squelch circuit for IEEE-802. 3 protocol
9684891806Constellation multiplexed inband secondary channel for voiceband modem

1989

9694888586Data transmission system
9704856090Light communication equipment
9714853944Digital AM/FM/.phi.M demodulator
9724839912Switching circuit arrangement for monitoring a binary signal
9734833706Ensemble modem structure for imperfect transmission media
9744833690Remote eye pattern display for digital modems
9754829596Programmable controller with fiber optic input/output module
9764827431Methods and systems for the simultaneous quantitative measurement of phase and amplitude jitter impairments and signal to noise ratio in a qam data communication channel
9774825449Analysis of digital radio transmissions
9784821287Apparatus and method for detecting digital carrier synchronization problems
9794811015Abnormal data transmission detection circuit for time-division multiplex transmission network system
9804805208Modem compression system for telephone network
9814803685Method and device for the transmission of digital data by messages organized in frames

1988

9824792952Signal receiver
9834785467Transmission system employing high impedance detection for carrier detection
9844780888Method and arrangement for disturbance-proof recognition of data contained in data signals
9854780886Device for detecting a data signal energy drop
9864773083QPSK demodulator
9874757452Jitter measurement method and apparatus
9884756007Adaptive communication rate modem
9894754467Digital signal detection with signal buffering and message insertion
9904745621Method of and apparatus for detecting minimum bit number of received data
9914736388Automatic fall back and restore system for data communication

1987

9924710925Data communication system
9934709376Received signal processing apparatus
9944694468Apparatus useful in channel equalization adjustment
9954691314Method and apparatus for transmitting data in adjustable-sized packets
9964688234Apparatus and method for producing a signal-to-noise ratio figure of merit for digitally encoded-data
9974686676Apparatus and method for determining true data in a digital data stream from distorted data
9984680772Digital signal repeater including means for controlling a transmitter
9994679227Ensemble modem structure for imperfect transmission media
10004672637Adaptive bit synchronizer
10014669091Adaptive multipath distortion equalizer
10024663766Method of determining automatically the rate of data signals in a modem
10034654861Method and device for measuring phase jitter on a transmission channel
10044654807Method of measuring communication channel impairement in polling applications
10054639934Line impairment display for digital modems

1986

10064633465Eye violation detectors
10074630290Squelch signal generator capable of generating a squelch signal with a high reliability
10084630126Method of signal transmission with selected signal transmission rate
10094627071Distortion analyzer for quadrature demodulated data
10104626789Demodulating circuit for data signal
10114617678Apparatus for detecting and recovering binary data from an input signal
10124617677Data signal reading device
10134606047High frequency communications
10144588905Digital waveform conditioning circuit
10154583233Method of monitoring suitability of a transmission path for transmission of digital data signals, and apparatus for use in carrying out the method
10164580295System for monitoring optical data bus transmissions
10174566100Bit error rate measuring system

1985

10184555806System for the automatic establishment of a shortwave telegraphy signal connection
10194555790Digital modem having a monitor for signal-to-noise ratio
10204554665Radio receiver incorporating a data operated squelch system
10214554508Carrier detection circuit
10224545055Error analyzer for data communicated by bus protocol
10234542514Method of measuring quality of a signal received by a receiver of a two-dimensional linear modulation data communication system
10244510611Transceiver circuit for interfacing between a power line communication system and a data processor
10254503545System for evaluating transmission line impairments
10264494240Modem end of message detector

1984

10274486855Activity detector usable with a serial data link
10284475210Data eye monitor
10294458206Circuit for synchronizing the demodulation of phase modulated transmission bursts
10304449222Digital modulation quality monitor
10314449102Adaptive threshold circuit
10324447909Circuit for rapid recognition of FSK signals in a radio channel
10334442531Method and apparatus for recognizing digital information in digital information transmission, particularly in mobil radio communications systems
10344432094Method for recognizing digital information transmitted in a mobile radio communication system
10354431930Digital time domain noise filter

1983

10364423519Apparatus and method for detecting the onset of a frequency shift keyed signal
10374403333Method for recognizing digital information in transmission in mobile radio communications systems
10384398218Signal monitor system
10394393499Adaptive signal quality measurement circuit for PSK and FSK demodulators
10404381546System for the quantitative measurement of impairments in the communication channel of a quadrature amplitude modulation data communication system
10414376310Mobile data terminal channel busy arrangement
10424376309Method and apparatus for signal-eye tracking in digital transmission systems
10434375099Link performance indicator with alternate data sampling and error indication generation

1982

10444355406Carrier detector in a modem provided with an echo canceler
10454355402Data modem false equilibrium circuit
10464355284Phase correction system
10474352193Intended value determination system
10484350879Time jitter determining apparatus
10494340965Method of and apparatus for detecting and circumventing malfunctions in a current-loop communications system
10504340963Methods and systems for the correction of errors in data transmission
10514335361Variable gain amplifier
10524330862Signal characteristic state detector using interval-count processing method
10534326168Signal monitor system
10544320516Circuit for ascertaining of the phase jitter of digital signals
10554317080Signal monitor system
10564309771Digital radio transmission system

1981

10574305150On-line channel quality monitor for a communication channel
10584298982Fault-tolerant interface circuit for parallel digital bus

1980

10594229822Data detector for a data communication system
10604224689Apparatus for smoothing transmission errors
10614223312Directive radio communication transmission system for maintaining the alignment of transmission and receiver antenna
10624219745Backlash filter apparatus
10634213007Method and apparatus for monitoring a pulse-code modulated data transmission
10644207524Radio coupled device for detecting and analyzing weak transmissions
10654207523Digital channel on-line pseudo error dispersion monitor
10664197502Digital signal detector

1979

10674174502Delta modulated digital signal detector
10684167701Decoder for error-correcting code data
10694164629Time base for synchronous generation of frame and clock pulses
10704137556Protection circuit for a data transmission system

1978

10714092605Phase delay simulator
10724088906Transmission level indicator
10734088833Carrier detector
10744074358Test set for measuring jitter distortion of data pulses
10754068174Digital carrier wave detect circuitry

1977

10764037050Fault isolation in communications circuits
10774002987Circuit arrangement for limiting the transmission speed of data signals

1976

10783995225Synchronous, non return to zero bit stream detector
10793991379Logic level decoding circuit
10803970944Pulse suppressing circuit arrangements and equipment incorporating the same
10813950705Noise rejection method and apparatus for digital data systems
10823944929Monitor for a receiver having means for specifying regions within discrimination domains of a signal space
10833942152Verification arrangement
10843936603Digital communication systems
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017