ClassID:

225779

H04L2025/03611 - CPC Classification

Classification description:

Baseband systems; Details ; arrangements for supplying electrical power along data transmission lines; Shaping networks in transmitter or receiver, e.g. adaptive shaping networks; Arrangements for removing intersymbol interference; Adaptation methods; Algorithms Iterative algorithms

Recent Application in this class:
#1
20250286757
2025-09-11

PROBABILISTIC AMPLITUDE SHAPING INCLUDING ENERGY SELECTION, COMPOSITION DETERMINATION, AND AMPLITUDE SYMBOL SEQUENCE DETERMINATION

#2
20230239132
2023-07-27

Equalization adaptation schemes for high-speed links

#3
20230109793
2023-04-13

Equalization adaptation schemes for high-speed links

#4
20220303166
2022-09-22

Distribution matching for probabilistic constellation shaping with an arbitrary input/output alphabet

#5
20190149390
2019-05-16

DISTRIBUTION MATCHING FOR PROBABILISTIC CONSTELLATION SHAPING WITH AN ARBITRARY INPUT/OUTPUT ALPHABET

#6
20190149389
2019-05-16

DISTRIBUTION MATCHING FOR PROBABILISTIC CONSTELLATION SHAPING WITH AN ARBITRARY INPUT/OUTPUT ALPHABET

#7
20190149388
2019-05-16

DISTRIBUTION MATCHING FOR PROBABILISTIC CONSTELLATION SHAPING WITH AN ARBITRARY INPUT/OUTPUT ALPHABET

#8
20190149387
2019-05-16

DISTRIBUTION MATCHING FOR PROBABILISTIC CONSTELLATION SHAPING WITH AN ARBITRARY INPUT/OUTPUT ALPHABET

#9
20190149242
2019-05-16

Distribution matching for probabilistic constellation shaping with an arbitrary input/output alphabet

#10
20190123851
2019-04-25

Wireless receiver for turbo loop multiuser detection incorporating reuse of QR component

#11
20180227153
2018-08-09

Iterative frequency offset estimation in wireless networks

#12
20180167165
2018-06-14

Iterative multi-level equalization and decoding

#13
20180102869
2018-04-12

Wireless receiver for turbo loop multiuser detection incorporating reuse of QR component

#14
20170295038
2017-10-12

Wireless receiver for turbo loop multiuser detection incorporating reuse of QR component

#15
20170279559
2017-09-28

TURBO EQUALIZATION DEVICE AND TURBO EQUALIZATION METHOD

#16
20160352540
2016-12-01

Steepest descent FFE computation and tracking

#17
20160261438
2016-09-08

Receiver unit and receiving method

#18
20160164702
2016-06-09

Optimized receivers for faster than nyquist (FTN) transmission rates in high spectral efficiency satellite systems

#19
20160112220
2016-04-21

Method performed by a sphere decoder based turbo equalizer

#20
20150381392
2015-12-31

Optimized receivers for faster than nyquist (FTN) transmission rates in high spectral efficiency satellite systems

#21
20150163076
2015-06-11

Iterative method for synthesizing digital filters for shaping a signal

#22
20150098496
2015-04-09

Method and associated processing module for interconnection system

#23
20140328380
2014-11-06

Frequency-domain turbo equalization, including multi-mode adaptive linear equalization, adaptive decision-directed channel estimation, adaptive noise variance estimation, and dynamic iteration control

#24
20140294058
2014-10-02

Efficient calculation of initial equaliser coefficients

#25
20140086366
2014-03-27

Receiving apparatus and receiving method

#26
20120314803
2012-12-13

Transmitting apparatus, transmission method, receiving apparatus, and receiving method

#27
20120314755
2012-12-13

ADAPTIVE EQUALIZER WITH A DUAL-MODE ACTIVE TAPS MASK GENERATOR AND A PILOT REFERENCE SIGNAL AMPLITUDE CONTROL UNIT

#28
20120147989
2012-06-14

Interleaver, interleaving method, transmission apparatus, and transmitting method

#29
20120099635
2012-04-26

Reception apparatus, reception method, and program

#30
20120099493
2012-04-26

Method of pre-equalization by time reversal in FDD

#31
20120087399
2012-04-12

Systems and Methods that Provide Frequency Domain Supplemental Training of the Time Domain Equalizer for DMT

#32
20120069928
2012-03-22

Robust precoder and receiver filter design for Gaussian interference channel

#33
20110274196
2011-11-10

Method and system for codebook design of MIMO pre-coders with finite rate channel state information feedback

#34
20110211474
2011-09-01

METHOD AND APPARATUS FOR CALIBRATION AND CHANNEL STATE FEEDBACK TO SUPPORT TRANSMIT BEAMFORMING IN A MIMO SYSTEM

#35
20110173508
2011-07-14

Radio receiver and method for channel estimation

#36
20110164557
2011-07-07

Method and system for iterative discrete fourier transform (DFT) based channel estimation using minimum mean square error (MMSE) techniques

#37
20110158350
2011-06-30

Transmitting apparatus, transmission method and signal generating apparatus

#38
20110142120
2011-06-16

Floating-tap decision feedback equalizer for communication channels with severe reflection

#39
20110044412
2011-02-24

Multi-antenna reception apparatus, multi-antenna reception method, multi-antenna transmission apparatus and multi-antenna communication system

#40
20110044399
2011-02-24

List-viterbi hard iterative decoder for multilevel codes

#41
20100290514
2010-11-18

Systems and methods that provide frequency domain supplemental training of the time domain equalizer for DMT

#42
20100135482
2010-06-03

Interference cancellation system

#43
20100128815
2010-05-27

Receiving apparatus and transmitting apparatus

#44
20100128807
2010-05-27

Method for estimating channel in radio communication system and device therefor

#45
20100128771
2010-05-27

COMMUNICATION APPARATUS, COMMUNICATION FRAME FORMAT, AND SIGNAL PROCESSING METHOD

#46
20100091640
2010-04-15

Communications device capable of adjusting power consumed thereby and method thereof, and Ethernet communications device

#47
20100054321
2010-03-04

Systems and Methods that Provide Frequency Domain Supplemental Training of the Time Domain Equalizer for DMT

#48
20100050048
2010-02-25

Mitigation of fiber nonlinearities in multilevel coded-modulation schemes

#49
20100040155
2010-02-18

Method of multiple-antenna communication having improved utilization of channel correlations

#50
20090297144
2009-12-03

Polarization mode dispersion compensation in multilevel coded-modulation schemes using blast algorithm and iterative polarization cancellation

#51
20090290630
2009-11-26

Adaptive equalizer with a dual-mode active taps mask generator and a pilot reference signal amplitude control unit

#52
20090274206
2009-11-05

Adaptive data recovery system with input signal equalization

#53
20090239486
2009-09-24

APPARATUS FOR ANTENNA DIVERSITY USING JOINT MAXIMAL RATIO COMBINING

#54
20090168910
2009-07-02

Transmitting device, transmitting/receiving device, transmitting method and transmitting/receiving method

#55
20090103600
2009-04-23

Mobile receiver equalizer structure for use in the ATSC standard

#56
20090067485
2009-03-12

Waveform equalizing device

#57
20090052907
2009-02-26

Wavelength transmission system and method using 3-dimensional LDPC-coded modulation

#58
20090016422
2009-01-15

System for an adaptive floating tap decision feedback equalizer

#59
20080291971
2008-11-27

Method and Transmitter, Receiver and Transceiver Systems for Ultra Wideband Communication

#60
20080267276
2008-10-30

Channel estimation enhanced LMS equalizer

#61
20080187034
2008-08-07

Method for equalizing a digital signal and equalizer

#62
20080176525
2008-07-24

Dynamic regulation of power consumption of a high-speed communication system

#63
20080165868
2008-07-10

Method and system for codebook design of MIMO pre-coders with finite rate channel state information feedback

#64
20080163025
2008-07-03

Bit-interleaved LDPC-coded modulation for high-speed optical transmission

#65
20080107166
2008-05-08

ADAPTIVE EQUALIZER AND ADAPTIVE EQUALIZATION METHOD

#66
20080107164
2008-05-08

Systems and methods that provide frequency domain supplemental training of the time domain equalizer for DMT

#67
20080095225
2008-04-24

System, Multi-Stage Equalizer and Equalization Method

#68
20080075161
2008-03-27

Equalizer with combined CCK encoding-decoding in feedback filtering of decision feedback equalizer

#69
20080049852
2008-02-28

OFDM system, symbol estimating apparatus and inter-carrier interference cancellation method for estimating symbol value using output of forward error correction decoder

#70
20080019435
2008-01-24

Adaptive equalizer apparatus with digital eye-opening monitor unit and method thereof

#71
20080008261
2008-01-10

Method for Signal Processing and a Signal Processor in an Ofdm System

#72
20070280389
2007-12-06

System and method for asymmetrically adjusting compensation applied to a signal

#73
20070250555
2007-10-25

Apparatus and method of equalisation

#74
20070242730
2007-10-18

Adaptive Mostly-Digital Ultra-Wide Band Receiver

#75
20070230557
2007-10-04

Adaptive signal equalizer with adaptive error timing and precursor/postcursor configuration control

#76
20070206504
2007-09-06

Method and apparatus for calibration and channel state feedback to support transmit beamforming in a MIMO system

#77
20070171965
2007-07-26

Method and apparatus for equalization

#78
20070147560
2007-06-28

Communications circuit and method with re-positionable sampling span

#79
20070140377
2007-06-21

Multi-antenna reception apparatus, multi-antenna reception method, multi-antenna transmission apparatus and multi-antenna communication system

#80
20070104262
2007-05-10

SYSTEMS AND METHODS THAT PROVIDE FREQUENCY DOMAIN SUPPLEMENTAL TRAINING OF THE TIME DOMAIN EQUALIZER FOR DMT

#81
20070098103
2007-05-03

Receiving apparatus and transmitting apparatus

#82
20070098090
2007-05-03

Systems, methods, and apparatus for mitigation of nonlinear distortion

#83
20070091995
2007-04-26

Decision feedback equalizer with dynamic feedback control

#84
20070058763
2007-03-15

Device with adaptive equalizer

#85
20060285531
2006-12-21

Efficient filter weight computation for a MIMO system

#86
20060227902
2006-10-12

Method and apparatus for interative noise whitening with causal and anti-causal prediction filters

#87
20060215747
2006-09-28

Channel estimation enhanced LMS equalizer

#88
20060203899
2006-09-14

Method of equalising a channel and apparatus therefor

#89
20060200511
2006-09-07

Channel equalizer and method of equalizing a channel

#90
20060171451
2006-08-03

Adaptive equalizer with a dual-mode active taps mask generator and a pilot reference signal amplitude control unit

#91
20060104342
2006-05-18

Adaptive coefficient signal generator for adaptive signal equalizers with fractionally-spaced feedback

#92
20060072691
2006-04-06

Method and system for HSDPA maximum ratio combination (MRC) and equalization switching

#93
20060029126
2006-02-09

Apparatus and method for noise enhancement reduction in an adaptive equalizer

#94
20060013327
2006-01-19

Apparatus for antenna diversity using joint maximal ratio combining

#95
20050271135
2005-12-08

Receiving device and analog-to-digital conversion device

#96
20050232383
2005-10-20

Timing recovery of PAM signals using baud rate interpolation

#97
20050232348
2005-10-20

Apparatus and method for error propagation reduction in a decision feedback equalizer

#98
20050232347
2005-10-20

Apparatus and method for noise enhancement reduction in an adaptive equalizer

#99
20050190832
2005-09-01

Decision feedback equalizer with dynamic feedback control

#100
20050135473
2005-06-23

Filter with signal taps temporally spaced at fractional symbol intervals

#101
20050123075
2005-06-09

Efficient conjugate gradient based channel estimator

#102
20050123074
2005-06-09

Efficient conjugate gradient based channel estimator

#103
20050097423
2005-05-05

Voting system for improving the performance of single-user decoders within an iterative multi-user detection system

#104
20050089089
2005-04-28

System and method for selecting precursor equalizer coefficients and serializer deserializer incorporating the same

#105
20050084028
2005-04-21

Adaptive receiving system and method for MIMO

#106
20050063498
2005-03-24

Method for updating coefficients in decision feedback equalizer

#107
20050031063
2005-02-10

Inter-symbol interference canceller

#108
20050018793
2005-01-27

Hybrid turbo-mud for multiple access systems

#109
20050008105
2005-01-13

Dynamic regulation of power consumption of a high-speed communication system

#110
17587916
2025-08-19

Adaptive equalizer performance monitor

#111
16747488
2020-09-29

Electronic system with RFI cancelation mechanism and related RFI cancelation method

#112
15787239
2018-11-20

Equalizer optimization for FEC-protected communication links

#113
14829318
2016-09-27

DFE-skewed CDR circuit

#114
14046597
2015-10-20

Methods and apparatus for decision feedback equalization adaptation