ClassID:

225735

H04L25/03203 - 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; Arrangements involving sequence estimation techniques Trellis search techniques

Sub-classes:
Recent Application in this class:
#1
20260135738
2026-05-14

SEQUENCE DETECTION DEVICE USING MAXIMUM LIKELIHOOD SEQUENCE DETECTION WITH PROGRAMMABLE BRANCH METRIC COMPUTATION REDUCTION AND ASSOCIATED SEQUENCE DETECTION METHOD

#2
20260128930
2026-05-07

SEQUENCE DETECTION DEVICE USING MAXIMUM LIKELIHOOD SEQUENCE DETECTION WITH PROGRAMMABLE BRANCH METRIC COMPUTATION REDUCTION AND ASSOCIATED SEQUENCE DETECTION METHOD

#3
20240267061
2024-08-08

Bandwidth constrained communication systems with neural network based detection

#4
20240187044
2024-06-06

MITIGATION OF TRANSMISSION ERRORS OF QUANTIZED CHANNEL STATE INFORMATION FEEDBACK IN MULTI ANTENNA SYSTEMS

#5
20240178936
2024-05-30

SOFT TRELLIS DE-SHAPER FOR CONSTELLATION SHAPING

#6
20230155637
2023-05-18

Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems

#7
20220224361
2022-07-14

Bandwidth constrained communication systems with neural network based detection

#8
20190363762
2019-11-28

Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems

#9
20180212737
2018-07-26

Method for slicing K-best detection in multiple-input multiple-output wireless communications system

#10
20180191532
2018-07-05

Anticipated termination for sequential decoders

#11
20180145852
2018-05-24

Sequential decoding with stack reordering

#12
20170264392
2017-09-14

Methods and systems for decoding a data signal based on the generation of a decoding tree

#13
20170155474
2017-06-01

Wireless receiver

#14
20170149533
2017-05-25

Parameterized sequential decoding

#15
20170099165
2017-04-06

System and method for state reduction in trellis equalizers using bounded state enumeration

#16
20170041175
2017-02-09

Co-channel spatial separation using matched doppler filtering

#17
20170041048
2017-02-09

Signal sequence estimation

#18
20170012712
2017-01-12

Method and apparatus for low-complexity quasi-reduced state soft-output equalizer

#19
20160337139
2016-11-17

Digital broadcasting system and method of processing data in the digital broadcasting system

#20
20160248488
2016-08-25

Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems

#21
20160105245
2016-04-14

Maximum likelihood sequence estimation of quadrature amplitude modulated signals

#22
20160065393
2016-03-03

Method for generating a filter bank for receiving a signal modulated by continuous phase modulation, and method for receiving said signal

#23
20150180611
2015-06-25

Methods and apparatus for extracting symbols from an SC-FDMA digital communications signal using a maximum likelihood detector

#24
20150171995
2015-06-18

Method and apparatus of processing digital broadcasting signal in transmitter and receiver

#25
20150016557
2015-01-15

Method and system for a low-complexity soft-output MIMO detection

#26
20140362855
2014-12-11

Digital broadcasting system and method of processing data in the digital broadcasting system

#27
20140241453
2014-08-28

Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems

#28
20140153676
2014-06-05

Joint demodulation of a desired signal and an interfering signal based on a carrier-to-interference ratio estimate

#29
20140133593
2014-05-15

Method and apparatus for supporting multiple-access signal in mobile communication system

#30
20130301494
2013-11-14

Method and apparatus of processing digital broadcasting signal including transmission ensemble number fields in transmitter and receiver

#31
20130287147
2013-10-31

Maximizing the viterbi winning path metric to estimate carrier phase offset in continuous phase modulated signals

#32
20130064332
2013-03-14

Method and apparatus for generating soft bit values in reduced-state equalizers

#33
20130028312
2013-01-31

JOINT DECISION FEEDBACK EQUALIZER AND TRELLIS DECODER

#34
20130028311
2013-01-31

Recoverable Ethernet receiver

#35
20130028271
2013-01-31

COFDM digital television receivers for iterative-diversity reception

#36
20120320954
2012-12-20

Method for detecting multiple input multiple output signal in wireless communication system and apparatus for the same

#37
20120307924
2012-12-06

Multiple input multiple output (MIMO) transmitted signal vector estimation employing Monte Carlo sampling techniques

#38
20120275534
2012-11-01

Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems

#39
20120263261
2012-10-18

Incremental lattice reduction systems and methods

#40
20120257651
2012-10-11

Method and apparatus to improve sensitivity of decoding time of a global navigation satellite system receiver

#41
20120219082
2012-08-30

MIMO wireless communication systems

#42
20120176541
2012-07-12

Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system

#43
20120134451
2012-05-31

Method and system for a low-complexity soft-output MIMO detection

#44
20120089657
2012-04-12

Systems and methods for partially conditioned noise predictive equalization

#45
20120063444
2012-03-15

Digital broadcasting system and method of processing data in the digital broadcasting system

#46
20120044956
2012-02-23

Joint demodulation using a viterbi equalizer having an adaptive total number of states

#47
20110274152
2011-11-10

Communication apparatus and communication method

#48
20110243212
2011-10-06

Apparatus and methods for processing a vestigial sideband signal using a sectionalizing adaptive equalizer

#49
20110135039
2011-06-09

Coding and decoding of 8-VSB digital television signals for mobile/handheld receivers

#50
20110129000
2011-06-02

Method and apparatus for efficient AMLD matrix computations

#51
20110116574
2011-05-19

Trellis coded modulation with periodically-reduced signal constellations

#52
20110116515
2011-05-19

SYSTEM AND METHOD FOR DEMODULATING AND DECODING A DIFFERENTIALLY ENCODED CODED ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING MODULATION CODE USING TWO-DIMENSIONAL CODE BLOCKS

#53
20110096824
2011-04-28

Method and device for multi-dimensional processing using a single-state decision feedback equalizer

#54
20110096798
2011-04-28

Method of processing traffic information and digital broadcast system

#55
20110075767
2011-03-31

Method and apparatus for detecting a plurality of symbol blocks

#56
20110075649
2011-03-31

METHOD AND SYSTEM OF FREQUENCY DIVISION MULTIPLEXING

#57
20110069708
2011-03-24

Method and apparatus of processing digital broadcasting signal including transmission ensemble number fields in transmitter and receiver

#58
20110064123
2011-03-17

Multi-pair gigabit ethernet transceiver

#59
20110038402
2011-02-17

Method and apparatus for an improved wireless communication receiver

#60
20110007851
2011-01-13

Method and device for multiple input-multiple output detection

#61
20100316169
2010-12-16

Method and system for operating a MIMO decoder

#62
20100310024
2010-12-09

Methods and systems for DSP-based receivers

#63
20100309963
2010-12-09

Multi-pair gigabit ethernet transceiver having adaptive disabling of circuit elements

#64
20100303176
2010-12-02

METHODS AND APPARATUSES FOR MIMO DETECTION

#65
20100299582
2010-11-25

MULTI-TAP FREQUENCY DOMAIN EQUALIZATION WITH DECISION FEEDBACK AND TRELLIS DECODING

#66
20100293442
2010-11-18

MULTI-TAP FREQUENCY DOMAIN EQUALIZATION WITH DECISION FEEDBACK AND TRELLIS DECODING

#67
20100272203
2010-10-28

Single-carrier block transmission with trellis coded modulation (TCM), multi-level coded modulation (MLCM) and bit-interleaved MLCM (BIMLCM)

#68
20100266071
2010-10-21

Method and apparatus for generating soft bit values in reduced-state equalizers

#69
20100232804
2010-09-16

Methods and systems for polarization multiplexed multilevel modulation for optical communication

#70
20100215059
2010-08-26

Method of processing traffic information and digital broadcast system

#71
20100208788
2010-08-19

System and method for high-speed decoding and ISI compensation in a multi-pair transceiver system

#72
20100195768
2010-08-05

Viterbi equalization with detection of the nearest constellation points for stage reduction

#73
20100158159
2010-06-24

EDA-based detection of communication signals

#74
20100158150
2010-06-24

Max-log stack decoder

#75
20100157785
2010-06-24

Near ML decoding method based on metric-first search and branch length threshold

#76
20100135375
2010-06-03

Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system

#77
20100067548
2010-03-18

Digital broadcasting system and method of processing data in digital broadcasting system

#78
20100061476
2010-03-11

Method of processing traffic information and digital broadcast system

#79
20100050048
2010-02-25

Mitigation of fiber nonlinearities in multilevel coded-modulation schemes

#80
20090296791
2009-12-03

Multi-pair gigabit Ethernet transceiver

#81
20090286494
2009-11-19

Iterative tree search-based precoding technique for multiuser MIMO communication system

#82
20090274242
2009-11-05

Digital broadcast transmitter and receiver and method for processing stream thereof

#83
20090268802
2009-10-29

Decision feedback equalizer having adjusting device and method thereof

#84
20090265601
2009-10-22

Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems

#85
20090232254
2009-09-17

Detector using limited symbol candidate generation for MIMO communication systems

#86
20090213954
2009-08-27

Tree position adaptive soft output M-algorithm receiver structures

#87
20090213907
2009-08-27

Method and apparatus for block-based signal demodulation

#88
20090190676
2009-07-30

Enhanced MIMO detection method and apparatus

#89
20090185610
2009-07-23

Joint demodulation using a Viterbi equalizer having an adaptive total number of states

#90
20090180529
2009-07-16

Multi-pair gigabit ethernet transceiver

#91
20090135947
2009-05-28

Method of selecting candidate vector and method of detecting transmission symbol

#92
20090135946
2009-05-28

Tiled-building-block trellis decoders

#93
20090135944
2009-05-28

Cooperative-MIMO Communications

#94
20090103646
2009-04-23

Tiled-building-block trellis encoders

#95
20090097596
2009-04-16

Methods and Systems for Impulse Noise Compensation for OFDM Systems

#96
20090070848
2009-03-12

Digital broadcasting system and method of processing data in the digital broadcasting system

#97
20090067559
2009-03-12

System and method for high-speed decoding and ISI compensation in a multi-pair transceiver system

#98
20090063106
2009-03-05

Method and device for decoding a signal of multiple input/multiple output system

#99
20090060079
2009-03-05

METHOD FOR DETECTING A SYMBOL USING TRELLIS STRUCTURE ON THE MULTIPLE INPUT MULTIPLE OUTPUT MOBILE COMMUNICATION SYSTEM

#100
20090052587
2009-02-26

Digital broadcasting system and method of processing data in digital broadcasting system

#101
20090052516
2009-02-26

Per-survivor based adaptive equalizer

#102
20080317112
2008-12-25

Bidirectional equalizer with improved equalization efficiency using viterbi decoder information and equalization method using the bidirectional equalizer

#103
20080298493
2008-12-04

N-CANDIDATE DEPTH-FIRST DECODING

#104
20080298478
2008-12-04

Scalable VLSI architecture for K-best breadth-first decoding

#105
20080267278
2008-10-30

Retransmission of reordered/coded data in response to presumed receiver decoding failure

#106
20080225974
2008-09-18

Max-log receiver for multiple-input multiple-output (MIMO) systems

#107
20080195917
2008-08-14

METHOD AND APPARATUS FOR LOW COMPLEXITY SOFT OUTPUT DECODING FOR QUASI-STATIC MIMO CHANNELS

#108
20080175308
2008-07-24

Method for determining the step size for an LMS adaptive equalizer for 8VSB

#109
20080153449
2008-06-26

Method for multiple-input-multiple-output system demodulation

#110
20080151988
2008-06-26

Multi-pair gigabit ethernet transceiver

#111
20080112515
2008-05-15

Joint demodulation using a viterbi equalizer having an adaptive total number of states

#112
20080095281
2008-04-24

MIMO decoding

#113
20080049826
2008-02-28

Multi-pair gigabit ethernet transceiver

#114
20080008272
2008-01-10

Reliability metric generation for trellis-based detection and/or decoding

#115
20070286063
2007-12-13

OFDM in fast fading channel

#116
20070263673
2007-11-15

Methods and systems for DSP-based receivers

#117
20070242739
2007-10-18

Multi-pair gigabit ethernet transceiver having a single-state decision feedback equalizer

#118
20070211812
2007-09-13

MULTI-TAP FREQUENCY DOMAIN EQUALIZATION WITH DECISION FEEDBACK AND TRELLIS DECODING

#119
20070195875
2007-08-23

Multi-pair gigabit ethernet transceiver having decision feedback equalizer

#120
20070183540
2007-08-09

Multi-pair gigabit Ethernet transceiver having adaptive disabling of circuit elements

#121
20070041467
2007-02-22

Signal detection method for MIMO communication system employing spatial multiplexing

#122
20070036122
2007-02-15

Joint Space-Time Optimum Filters (JSTOF) for Interference Cancellation

#123
20060256888
2006-11-16

Multi input multi output wireless communication reception method and apparatus

#124
20060242545
2006-10-26

Decoding system for eight-to-fourteen modulation or eight-to-sixteen modulation

#125
20060239342
2006-10-26

Channel impulse response (CIR) estimating decision feedback equalizer with phase tracker

#126
20060067394
2006-03-30

Wireless device having a hardware accelerator to support equalization processing

#127
20060034402
2006-02-16

System and method for high-speed decoding and ISI compensation in a multi-pair transceiver system

#128
20050220174
2005-10-06

Multiuser detection aided multiple access differential frequency-hopped spread spectrum

#129
20050036576
2005-02-17

Ethernet transceiver with single-state decision feedback equalizer

#130
20050025272
2005-02-03

Method and apparatus for equalization of a signal which is transmitted via a user channel using the DF method, and taking into account an interference channel

#131
20050018793
2005-01-27

Hybrid turbo-mud for multiple access systems

#132
20050008091
2005-01-13

Sphere decoding of symbols transmitted in a telecommunication system

#133
17731268
2023-09-12

Generation of trellis-coded modulation schemes

#134
15692202
2018-07-31

Decision feedback equalizer with post-cursor non-linearity correction

#135
15615172
2018-06-12

Methods and systems for estimating and mitigating OFDM interference

#136
14876246
2017-01-03

Method and apparatus for residual phase noise compensation

#137
14795636
2016-07-05

Method and apparatus for low-complexity quasi-reduced state soft-output equalizer

#138
13586540
2015-01-06

Apparatus and method for finding likely combinations of transmitted symbols