ClassID:

222910

H03M13/6331 - CPC Classification

Classification description:

Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes; Joint error correction and other techniques Error control coding in combination with equalisation

Recent Application in this class:
#1
20250343561
2025-11-06

SOFT INFORMATION GENERATION FOR CONCATENATED FORWARD ERROR CORRECTION IN DIGIRAL SIGNAL PROCESSING

#2
20240267061
2024-08-08

Bandwidth constrained communication systems with neural network based detection

#3
20220376712
2022-11-24

Receiver circuits performing error correction including identification of a most likely error event based on an enable signal indicative of presence of errors

#4
20220224361
2022-07-14

Bandwidth constrained communication systems with neural network based detection

#5
20210143837
2021-05-13

Fast-converging soft bit-flipping decoder for low-density parity-check codes

#6
20200366319
2020-11-19

Decoding device and decoding method

#7
20190386775
2019-12-19

Signal receiving circuit and operation method thereof

#8
20180268176
2018-09-20

RFID Systems with Low Complexity Implementation and Pallet Coding Error Correction

#9
20180234208
2018-08-16

Method and device for iterative demodulation, equalization and channel decoding

#10
20180068701
2018-03-08

Devices, systems, and methods for increasing the usable life of a storage system by optimizing the energy of stored data

#11
20170364715
2017-12-21

Methods for Recovering RFID Data Based Upon Probability Using an RFID Receiver

#12
20170279559
2017-09-28

TURBO EQUALIZATION DEVICE AND TURBO EQUALIZATION METHOD

#13
20170005840
2017-01-05

Reception apparatus performing turbo equalizations

#14
20160191083
2016-06-30

Data detector with extended states

#15
20160124811
2016-05-05

Signal processing device, magnetic information playback device, and signal processing method

#16
20160112065
2016-04-21

Method for implementing turbo equalization compensation, turbo equalizer and system

#17
20160055872
2016-02-25

Methods for storing and accessing address information in a servo layer of a storage medium

#18
20150333942
2015-11-19

Digital communication system

#19
20150295748
2015-10-15

Bit-likelihood calculating apparatus and bit-likelihood calculating method

#20
20150280749
2015-10-01

Boot management in a non-volatile memory system

#21
20150270928
2015-09-24

Method for increasing the probability of error correction in an optical communication channel

#22
20150180607
2015-06-25

Parallel processing of overlapping subsequences to generate soft estimates

#23
20150180509
2015-06-25

Methods, apparatus, and systems for coding with constrained interleaving

#24
20150169909
2015-06-18

Methods for recovering RFID data based upon probability using an RFID receiver

#25
20150149860
2015-05-28

Iterative data storage read channel architecture

#26
20150143196
2015-05-21

Systems and methods for FAID follower decoding

#27
20150092290
2015-04-02

Non-binary layered low density parity check decoder

#28
20150074498
2015-03-12

Apparatuses and methods for combining error coding and modulation schemes

#29
20150067685
2015-03-05

Systems and methods for multiple sensor noise predictive filtering

#30
20150039964
2015-02-05

Methods, apparatus, and systems for coding with constrained interleaving

#31
20150039963
2015-02-05

Encoding and decoding using constrained interleaving

#32
20150039962
2015-02-05

Methods, apparatus, and systems for coding with constrained interleaving

#33
20150033095
2015-01-29

Buffer management in a turbo equalization system

#34
20140359393
2014-12-04

Systems and methods for data processing using global iteration result reuse

#35
20140334282
2014-11-13

Decoding device and decoding method

#36
20140327559
2014-11-06

Systems and methods for ordering codewords based on posterior information in successive interference cancellation (SIC) receivers

#37
20140300985
2014-10-09

Method of processing address information for a data storage device, and storage medium, modulator, demodulator, and data storage device

#38
20140247910
2014-09-04

Parallel execution of trellis-based methods using overlapping sub-sequences

#39
20140237314
2014-08-21

Systems and methods for skip layer data decoding

#40
20140237313
2014-08-21

Systems and methods for trapping set disruption

#41
20140218172
2014-08-07

RFID systems with low complexity implementation and pallet coding error correction

#42
20140208180
2014-07-24

Systems and methods for reusing a layered decoder to yield a non-layered result

#43
20140204991
2014-07-24

Inter symbol interference reduction by applying turbo equalization mode

#44
20140177767
2014-06-26

Method and apparatus for joint equalization and decoding of multidimensional codes transmitted over multiple symbol durations

#45
20140173385
2014-06-19

Low density parity check decoder with dynamic scaling

#46
20140168811
2014-06-19

Irregular low density parity check decoder with low syndrome error handling

#47
20140157077
2014-06-05

Decoder based data recovery

#48
20140149796
2014-05-29

Systems and methods for controlled data processor operational marginalization

#49
20140143628
2014-05-22

Low density parity check decoder with flexible saturation

#50
20140133848
2014-05-15

Adaptively coding and modulating signals transmitted via nonlinear channels

#51
20140129905
2014-05-08

Flexible Low Density Parity Check Code Seed

#52
20140122971
2014-05-01

LEH memory module architecture design in the multi-level LDPC coded iterative system

#53
20140119458
2014-05-01

COFDM broadcast systems employing turbo coding

#54
20140108880
2014-04-17

Systems and methods for enhanced local iteration randomization in a data decoder

#55
20140101510
2014-04-10

Low density parity check layer decoder for codes with overlapped circulants

#56
20140101509
2014-04-10

Systems and methods for parallel retry processing during iterative data processing

#57
20140095961
2014-04-03

Layered decoder enhancement for retained sector reprocessing

#58
20140082449
2014-03-20

LDPC Decoder With Variable Node Hardening

#59
20140082448
2014-03-20

LDPC decoder with dynamic graph modification

#60
20140068393
2014-03-06

Symbol flipping decoders of non-binary low-density parity check (LDPC) codes

#61
20140068372
2014-03-06

Systems and methods for local iteration randomization in a data decoder

#62
20140063637
2014-03-06

Systems and methods for NPML calibration

#63
20140063636
2014-03-06

Systems and methods for conditional positive feedback data decoding

#64
20140033001
2014-01-30

Quality based priority data processing with soft guaranteed iteration

#65
20140032996
2014-01-30

Decoding apparatus, storage apparatus, and decoding method

#66
20140032989
2014-01-30

Symbol selective scaling with parity forcing

#67
20140006905
2014-01-02

Systems and methods for multi-stage decoding processing

#68
20140006894
2014-01-02

Systems and methods for enhanced bit correlation usage

#69
20130343495
2013-12-26

Apparatus and method for breaking trapping sets

#70
20130336430
2013-12-19

Communication system with iterative detector and decoder and method of operation thereof

#71
20130335850
2013-12-19

Initialization for decoder-based filter calibration

#72
20130332790
2013-12-12

LDPC Decision Driven Equalizer Adaptation

#73
20130329682
2013-12-12

Wireless control device, wireless terminal device, wireless communication system, control program and integrated circuit that performs signal detection using turbo equalization

#74
20130326302
2013-12-05

Error injection for LDPC retry validation

#75
20130322578
2013-12-05

Systems and Methods for Data Processing Including EET Feedback

#76
20130308221
2013-11-21

Systems and methods for symbol re-grouping decoding processing

#77
20130305114
2013-11-14

Symbol flipping LDPC decoding system

#78
20130254619
2013-09-26

Systems and methods for mis-correction correction in a data processing system

#79
20130246877
2013-09-19

Systems and methods for compression driven variable rate decoding in a data processing system

#80
20130238952
2013-09-12

Apparatuses and methods for combining error coding and modulation schemes

#81
20130232390
2013-09-05

Systems and methods for multi-matrix data processing

#82
20130198584
2013-08-01

Systems and methods for multi-pass alternate decoding

#83
20130198580
2013-08-01

Symbol flipping data processor

#84
20130173988
2013-07-04

Mixed domain FFT-based non-binary LDPC decoder

#85
20130151911
2013-06-13

Reduction in decoder loop iterations

#86
20130147608
2013-06-13

Methods for recovering RFID data based upon probability using an RFID receiver

#87
20130124950
2013-05-16

Low latency enumeration endec

#88
20130124949
2013-05-16

Systems and methods for post processing gain correction

#89
20130111306
2013-05-02

Detector with soft pruning

#90
20130111297
2013-05-02

Systems and Methods for Symbol Selective Scaling in a Data Processing Circuit

#91
20130111294
2013-05-02

Systems and Methods for Late Stage Precoding

#92
20130091400
2013-04-11

Systems and methods for parity shared data encoding

#93
20130091398
2013-04-11

Optimum signal constellation design for high-speed optical transmission

#94
20130091397
2013-04-11

Systems and methods for parity sharing data processing

#95
20130073922
2013-03-21

Method and apparatus for improved performance of iterative decoders on channels with memory

#96
20130063835
2013-03-14

Systems and methods for generating predictable degradation bias

#97
20130047058
2013-02-21

Systems and methods for qualitative media defect determination

#98
20130047053
2013-02-21

Systems and methods for noise injection driven parameter selection

#99
20130046958
2013-02-21

Systems and methods for local iteration adjustment

#100
20130028299
2013-01-31

ADAPTIVE ETHERNET TRANSCEIVER WITH JOINT DECISION FEEDBACK EQUALIZER AND TRELLIS DECODER

#101
20130024740
2013-01-24

Systems and methods for mitigating stubborn errors in a data processing system

#102
20120324307
2012-12-20

Systems and methods for retimed virtual data processing

#103
20120284585
2012-11-08

Systems and methods for queue based data detection and decoding

#104
20120275469
2012-11-01

Data block processor in a mobile DTV system with diversity

#105
20120272125
2012-10-25

Stopping methods for iterative signal processing

#106
20120236430
2012-09-20

Systems and methods for auto scaling in a data processing system

#107
20120198316
2012-08-02

Method and apparatus for storing survivor paths in a viterbi detector using systematic pointer exchange

#108
20120128056
2012-05-24

Method and apparatus for joint equalization and decoding of multidimensional codes transmitted over multiple symbol durations

#109
20120079340
2012-03-29

Communications system employing local and global interleaving/de-interleaving

#110
20120069890
2012-03-22

Likelihood value calculation device, likelihood value calculation method, and radio system

#111
20120060074
2012-03-08

Decoder based data recovery

#112
20120047415
2012-02-23

Reverse concatenated encoding and decoding

#113
20120033740
2012-02-09

Robust digital communication system

#114
20120017132
2012-01-19

Local and global interleaving/de-interleaving on values in an information word

#115
20110320920
2011-12-29

CODING APPARATUS, RECEIVING APPARATUS, WIRELESS COMMUNICATION SYSTEM, PUNCTURING PATTERN SELECTING METHOD AND PROGRAM THEREOF

#116
20110320902
2011-12-29

Multi-mode layered decoding

#117
20110311002
2011-12-22

Turbo-equalization methods for iterative decoders

#118
20110276861
2011-11-10

Device, system and method of decoding wireless transmissions

#119
20110261668
2011-10-27

Decoding apparatus and method thereof

#120
20110176061
2011-07-21

DTV transmitting system and receiving system and method of processing television signal

#121
20110119553
2011-05-19

Subwords coding using different encoding/decoding matrices

#122
20110119056
2011-05-19

Subwords coding using different interleaving schemes

#123
20110078540
2011-03-31

Interlaced iterative system design for 1K-byte block with 512-byte LDPC codewords

#124
20110075287
2011-03-31

System and method for map detector for symbol based error correction codes

#125
20110041028
2011-02-17

Systems and methods for retimed virtual data processing

#126
20110029843
2011-02-03

Cycle slip detection and correction

#127
20110029826
2011-02-03

Systems and methods for re-using decoding parity in a detector circuit

#128
20110004803
2011-01-06

Execution decision apparatus, receiving apparatus, radio communication system, and execution decision method

#129
20100322358
2010-12-23

Parallel execution of trellis-based methods

#130
20100310019
2010-12-09

RFID receiver

#131
20100296506
2010-11-25

Digital broadcast transmitter, digital broadcast receiver, and methods for configuring and processing streams thereof

#132
20100296424
2010-11-25

Digital broadcast transmitter, digital broadcast receiver, and methods for configuring and processing digital transport streams thereof

#133
20100296001
2010-11-25

Digital broadcast transmitter, digital broadcast receiver, and methods for configuring and processing streams thereof

#134
20100284508
2010-11-11

Systems and methods for signal delay and alignment

#135
20100275096
2010-10-28

Systems and methods for hard decision assisted decoding

#136
20100271555
2010-10-28

Enhanced VSB viterbi decoder

#137
20100260267
2010-10-14

Reducing equalizer error propagation with a low complexity soft output viterbi decoder

#138
20100257570
2010-10-07

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

#139
20100208851
2010-08-19

Method and system for improving reception in wired and wireless receivers through redundancy and iterative processing

#140
20100195768
2010-08-05

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

#141
20100180178
2010-07-15

Minimal hardware implementation of non-parity and parity trellis

#142
20100158161
2010-06-24

Post decoding soft interference cancellation

#143
20100086019
2010-04-08

High-speed decoder for a multi-pair gigabit transceiver

#144
20100058152
2010-03-04

DECODING APPARATUS AND METHOD

#145
20100058142
2010-03-04

APPARATUS, METHODS, AND COMPUTER PROGRAM PRODUCTS UTILIZING A GENERALIZED TURBO PRINCIPLE

#146
20100050048
2010-02-25

Mitigation of fiber nonlinearities in multilevel coded-modulation schemes

#147
20090317094
2009-12-24

Maximum likelihood sequence estimation in optical fibre communication systems

#148
20090290667
2009-11-26

Joint symbol, amplitude, and rate estimator

#149
20090276689
2009-11-05

Using short burst error detector in a queue-based system

#150
20090273492
2009-11-05

Systems and methods for queue based data detection and decoding

#151
20090235146
2009-09-17

Systems and methods for using intrinsic data for regenerating data from a defective medium

#152
20090225878
2009-09-10

Adaptive forward-backward soft output M-algorithm receiver structures

#153
20090183055
2009-07-16

CONVOLUTIONAL DECODING

#154
20090180535
2009-07-16

Robust digital communication system

#155
20090177945
2009-07-09

Polarization mode dispersion compensation using BCJR equalizer and iterative LDPC decoding

#156
20090132897
2009-05-21

Reduced state soft output processing

#157
20090122741
2009-05-14

Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof

#158
20090067553
2009-03-12

Joint symbol, amplitude, and rate estimator

#159
20090037597
2009-02-05

Joint symbol, amplitude, and rate estimator

#160
20090024897
2009-01-22

Robust digital communication system

#161
20080317179
2008-12-25

Method and apparatus for pipelined joint equalization and decoding for gigabit communications

#162
20080244359
2008-10-02

Techniques for correcting errors using iterative decoding

#163
20080235559
2008-09-25

Strengthening parity check bit protection for array-like LDPC codes

#164
20080232213
2008-09-25

Feedback Control Loop for Bit Detection in an N-Dimensional Data Block

#165
20080197982
2008-08-21

RFID system with low complexity implementation and pallet coding error correction

#166
20080158706
2008-07-03

Signal processing method, signal processing circuit and information recording/regenerating apparatus

#167
20080151704
2008-06-26

Readback apparatus and readback method

#168
20080123210
2008-05-29

Handling synchronization errors potentially experienced by a storage device

#169
20080115041
2008-05-15

Error correction method and apparatus for predetermined error patterns

#170
20080109701
2008-05-08

Turbo interference suppression in communication systems

#171
20080107171
2008-05-08

Robust digital communication system

#172
20080092012
2008-04-17

Robust digital communication system

#173
20080089430
2008-04-17

Robust digital communication system

#174
20080089415
2008-04-17

Robust digital communication system

#175
20080089365
2008-04-17

Robust digital communication system

#176
20080055122
2008-03-06

Systems and methods for code based error reduction

#177
20080002765
2008-01-03

DTV transmitting system and receiving system and method of processing television signal

#178
20070300138
2007-12-27

Minimal hardware implementation of non-parity and parity trellis

#179
20070283212
2007-12-06

System and method for communicating data using iterative equalizing and decoding and recursive inner code

#180
20070283211
2007-12-06

System and method for communicating data using iterative equalizing and decoding and recursive inner code

#181
20070268979
2007-11-22

Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof

#182
20070242740
2007-10-18

Reducing equalizer error propagation with a low complexity soft output Viterbi decoder

#183
20070234184
2007-10-04

Methods and apparatus for reducing error floors in message passing decoders

#184
20070234175
2007-10-04

Methods and apparatus for interleaving in a block-coherent communication system

#185
20070220409
2007-09-20

Symbol-level soft output viterbi algorithm (SOVA) and a simplification on SOVA

#186
20070192666
2007-08-16

Systems and methods for error reduction associated with information transfer

#187
20070192653
2007-08-16

Data defect detection using soft decision result

#188
20070168847
2007-07-19

Equalization techniques using viterbi algorithms in software-defined radio systems

#189
20070147481
2007-06-28

Linear turbo equalization using despread values

#190
20070140210
2007-06-21

Method and system for decoding control channels using repetition redundancy based on weighted bits

#191
20070113160
2007-05-17

Convolutional decoding

#192
20070109939
2007-05-17

Evaluation value calculating apparatus, recording and playback apparatus, evaluation value calculating method, recording method

#193
20070096873
2007-05-03

RFID receiver

#194
20070076824
2007-04-05

Method and apparatus for storing survivor paths in a Viterbi detector using systematic pointer exchange

#195
20060282753
2006-12-14

Second stage SOVA detector

#196
20060265634
2006-11-23

Iterative detector with ECC in channel domain

#197
20060251192
2006-11-09

Method and system for redundancy-based decoding in 8-PSK GSM systems

#198
20060245487
2006-11-02

High-speed decoder for a multi-pair gigabit transceiver

#199
20060206776
2006-09-14

System and method for communicating data using iterative equalizing and decoding and recursive inner code

#200
20060107176
2006-05-18

Concatenated iterative and algebraic coding

#201
20060104391
2006-05-18

Enhanced VSB Viterbi decoder

#202
20060098728
2006-05-11

Decision feedback equalizer for digital TV and method thereof

#203
20060095828
2006-05-04

Running digital sum coding system

#204
20060047842
2006-03-02

Joint symbol, amplitude, and rate estimator

#205
20060039510
2006-02-23

Method and system for improving reception in wired and wireless receivers through redundancy and iterative processing

#206
20060026494
2006-02-02

Modified soft output Viterbi algorithm for truncated trellis

#207
20060023814
2006-02-02

Efficient implementation of GSM/GPRS equalizer

#208
20060020877
2006-01-26

Method and apparatus for pipelined joint equalization and decoding for gigabit communications

#209
20050265495
2005-12-01

M-ary-modulation-capable equalizing processing apparatus, received signal processing system, receiver and M-ary-modulation-capable equalizing processing method

#210
20050259766
2005-11-24

Efficient MLSE equalizer implementation

#211
20050154967
2005-07-14

Concatenated equalizer/trellis decoder architecture for an HDTV receiver

#212
20050152411
2005-07-14

Robust digital communication system

#213
20050149826
2005-07-07

Data recording and reproducing system, and data recording and reproducing method

#214
20050141385
2005-06-30

Disk apparatus and disk reproducing method

#215
20050138520
2005-06-23

Methods and apparatus for reducing error floors in message passing decoders

#216
20050086577
2005-04-21

Method and arrangement for enhancing search through trellis

#217
20050066259
2005-03-24

Viterbi detection apparatus and method therefor

#218
20050062623
2005-03-24

Encoding and decoding methods and apparatuses for recording system

#219
20050008102
2005-01-13

Method for adaptive bit recovery

#220
17527683
2023-04-11

Partial update sharing in joint LDPC decoding and ancillary processors

#221
17244259
2022-06-21

Systems and methods for Nyquist error correction

#222
14958559
2016-08-30

Turbo equalizer and wireless receiving apparatus

#223
14511695
2015-11-17

Channel quality monitoring and method for qualifying a storage channel using an iterative decoder

#224
14310673
2016-07-19

Methods and apparatus for error recovery in memory systems employing iterative codes

#225
14079487
2015-10-13

Systems and methods for near-codeword detection and correction on the fly

#226
13974293
2014-11-11

Channel quality monitoring and method for qualifying a storage channel using an iterative decoder