ClassID:

222772

H03M13/258 - 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; Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with turbo codes, e.g. Turbo Trellis Coded Modulation [TTCM]

Recent Application in this class:
#1
20260039414
2026-02-05

Code Block Segmentation and Configuration for Concatenated Turbo and RS Coding

#2
20240113804
2024-04-04

Code Block Segmentation and Configuration for Concatenated Turbo and RS Coding

#3
20220209890
2022-06-30

Forward error correction for chirp spread spectrum

#4
20220149986
2022-05-12

Code block segmentation and configuration for concatenated turbo and RS coding

#5
20210288765
2021-09-16

Transport block segmentation for multi-level codes

#6
20210176006
2021-06-10

Parallel turbo decoding with non-uniform window sizes

#7
20210028795
2021-01-28

Memory controller and method for decoding memory devices with early hard-decode exit

#8
20200136654
2020-04-30

LPWAN communication protocol design with turbo codes

#9
20200136649
2020-04-30

Syndrome-based decoding method and apparatus for block turbo code

#10
20200052721
2020-02-13

Processing method, device and system for overlap multiplexing system

#11
20190140663
2019-05-09

Data retransmission method for polar code, and device therefor

#12
20190068332
2019-02-28

Method for transferring data via a disrupted radio channel and receiving unit and transmitting unit for use in the method

#13
20190004895
2019-01-03

Memory system and operating method thereof

#14
20180262379
2018-09-13

Transceiving system using a joined linear orthogonal modulation

#15
20180234208
2018-08-16

Method and device for iterative demodulation, equalization and channel decoding

#16
20180234115
2018-08-16

Channel coding method using concatenated code structure and apparatus therefor

#17
20180205493
2018-07-19

Data processing method, apparatus, and system

#18
20180198518
2018-07-12

Method and apparatus for spectral efficient data transmission in satellite systems

#19
20180183465
2018-06-28

Flexible error correction

#20
20180098243
2018-04-05

Method for determining transport block size and signal transmission method using the same

#21
20180062789
2018-03-01

Method and device for de-puncturing turbo-coded digital data, and turbo decoder system

#22
20170294983
2017-10-12

Rate adaptive turbo forward error correction

#23
20170294924
2017-10-12

Decoding path selection device and method

#24
20170194988
2017-07-06

Decoding across transmission time intervals

#25
20170033888
2017-02-02

Rate adaptive turbo forward error correction

#26
20170005840
2017-01-05

Reception apparatus performing turbo equalizations

#27
20160352362
2016-12-01

Constrained interleaving for 5G wireless and optical transport networks

#28
20160315637
2016-10-27

Turbo product coded modulation

#29
20160277096
2016-09-22

Method and apparatus for spectral efficient data transmission in satellite systems

#30
20160234054
2016-08-11

Turbo decoding techniques

#31
20160233980
2016-08-11

Codeword builder for communication systems

#32
20160233888
2016-08-11

TURBO DECODING TECHNIQUES

#33
20160204803
2016-07-14

Decoding method for convolutionally coded signal

#34
20160112220
2016-04-21

Method performed by a sphere decoder based turbo equalizer

#35
20160044534
2016-02-11

Method for determining transport block size and signal transmission method using the same

#36
20150326253
2015-11-12

Forward error correction with turbo/non-turbo switching

#37
20150326252
2015-11-12

Rate adaptive turbo forward error correction

#38
20150249472
2015-09-03

Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes

#39
20150188573
2015-07-02

Method and a system implementing a turbo-diversity scheme for wireless OFDM systems

#40
20150063484
2015-03-05

Frequency interleave within communication systems

#41
20150046778
2015-02-12

Optimal period rate matching for turbo coding

#42
20150033094
2015-01-29

WINDOW-STOPPED METHOD FOR APPLYING TO TURBO DECODING

#43
20140344648
2014-11-20

TURBO DECODING TECHNIQUES

#44
20140304571
2014-10-09

Device and method for transmitting data using convolutional turbo code (CTC) encoder in mobile communication system

#45
20140270009
2014-09-18

Turbo decoding techniques

#46
20140269891
2014-09-18

Combined turbo decoding and turbo equalization techniques

#47
20140258814
2014-09-11

METHOD OF TRANSFERRING EXTRINSIC INFORMATION OF TURBO DECODER AND APPARATUS USING THE SAME

#48
20140119458
2014-05-01

COFDM broadcast systems employing turbo coding

#49
20140089767
2014-03-27

Method and system for generation of a tie-breaking metric in a low-density parity check data encoding system

#50
20140050286
2014-02-20

Recursion unit scheduling

#51
20140006910
2014-01-02

Error correction encoding method, decoding method and associated devices

#52
20130297994
2013-11-07

Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes

#53
20130246878
2013-09-19

Statistical distribution based variable-bit error correction coding

#54
20130215996
2013-08-22

Method and device for coded modulation

#55
20130212452
2013-08-15

Apparatus and method for comparing pairs of binary words

#56
20130212441
2013-08-15

System and method for signature-based redundancy comparison

#57
20130156124
2013-06-20

System and method for frequency diversity

#58
20130019145
2013-01-17

Method for determining transport block size and signal transmission method using the same

#59
20130010904
2013-01-10

System and method performing Quadrature Amplitude Modulation by combining co-sets and strongly coded co-set identifiers

#60
20120326898
2012-12-27

Coding and Decoding by Means of a Trellis Coded Modulation System

#61
20120311414
2012-12-06

Method for determining transport block size and signal transmission method using the same

#62
20120311397
2012-12-06

Method for determining transport block size and signal transmission method using the same

#63
20120272118
2012-10-25

Variable modulation with LDPC (low density parity check) coding

#64
20120246534
2012-09-27

Apparatus and method for transmitting signal using bit grouping in wireless communication system

#65
20120096336
2012-04-19

Transmission apparatus reception apparatus and communication system

#66
20120033752
2012-02-09

WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD

#67
20110296285
2011-12-01

Wireless communication apparatus

#68
20110296271
2011-12-01

Method of communication

#69
20110283167
2011-11-17

Super block error correction code (ECC) adaptable to communication systems including hard disk drives (HDDs) and other memory storage devices

#70
20110258518
2011-10-20

Variable modulation with LDPC (low density parity check) coding

#71
20110131465
2011-06-02

Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes

#72
20110072336
2011-03-24

LDPC (low density parity check) coded modulation symbol decoding

#73
20110026628
2011-02-03

Apparatus and method for mapping symbol

#74
20110026601
2011-02-03

Apparatus and method for decoding signals

#75
20100303171
2010-12-02

System and method performing quadrature amplitude modulation by combining co-sets and strongly coded co-set identifiers

#76
20100299581
2010-11-25

Serial turbo trellis coded modulation using a serially concatenated coder

#77
20100218075
2010-08-26

Apparatus and method for transmitting signal using bit grouping in wireless communication system

#78
20100169748
2010-07-01

Convolutional turbo coding method and device for implementing the coding method

#79
20100122144
2010-05-13

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

#80
20100100793
2010-04-22

Digital television systems employing concatenated convolutional coded data

#81
20100091899
2010-04-15

Communication system

#82
20100077282
2010-03-25

True bit level decoding of TTCM (turbo trellis coded modulation) of variable rates and signal constellations

#83
20100017680
2010-01-21

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

#84
20090323823
2009-12-31

System for digital television broadcasting using modified 2/3 trellis coding

#85
20090322961
2009-12-31

System for digital television broadcasting using modified 2/3 trellis coding

#86
20090285320
2009-11-19

Parallel concatenated code with soft-in soft-out interactive turbo decoder

#87
20090217142
2009-08-27

Rate control adaptable communications

#88
20090217141
2009-08-27

Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes

#89
20090199066
2009-08-06

Method for determining transport block size and signal transmission method using the same

#90
20090161786
2009-06-25

Digital radio communications method using multi-level modulation scheme and transmitter and receiver

#91
20080276153
2008-11-06

Optimal period rate matching for turbo coding

#92
20080244356
2008-10-02

Super block error correction code (ECC) adaptable to communication systems including hard disk drives (HDDs) and other memory storage devices

#93
20080130784
2008-06-05

Coding device, decoding device, transmitter and receiver

#94
20080109701
2008-05-08

Turbo interference suppression in communication systems

#95
20080065961
2008-03-13

LDPC (low density parity check) coded modulation symbol decoding

#96
20080043878
2008-02-21

Parallel concatenated code with soft-in soft-out interactive turbo decoder

#97
20070260959
2007-11-08

Log-likelihood ratio (LLR) computation using piecewise linear approximation of LLR functions

#98
20070229329
2007-10-04

Spatial-multiplexed signal detection method and spatial and temporal iterative decoder that uses this method

#99
20070162818
2007-07-12

Bandwidth efficient coded modulation scheme based on MLC (multi-level code) signals having multiple maps

#100
20070130494
2007-06-07

Serial turbo trellis coded modulation using a serially concatenated coder

#101
20070124644
2007-05-31

Iterative metric updating when decoding LDPC (low density parity check) coded signals and LDPC coded modulation signals

#102
20070092032
2007-04-26

Digital broadcasting system and method

#103
20070092030
2007-04-26

System for processing and transmitting digital broadcasting signal and method thereof

#104
20070091885
2007-04-26

Digital broadcasting transmission and reception systems for stream including normal stream and turbo stream and methods thereof

#105
20070044000
2007-02-22

Variable modulation with LDPC (low density parity check) coding

#106
20070016841
2007-01-18

Variable code rate and signal constellation turbo trellis coded modulation codec

#107
20070011595
2007-01-11

Communication decoder employing single trellis to support multiple code rates and/or multiple modulations

#108
20060251184
2006-11-09

Parallel concatenated code with soft-in-soft-out interactive turbo decoder

#109
20060212781
2006-09-21

Enhanced turbo product code decoder system

#110
20060078062
2006-04-13

Method and system for a turbo trellis coded modulation scheme for communication systems

#111
20060077076
2006-04-13

Coding apparatus and coding method

#112
20060036819
2006-02-16

Interleaver for iterative decoder

#113
20050229073
2005-10-13

Apparatus and method for separately modulating systematic bits and parity bits in accordance with communication quality

#114
20050172202
2005-08-04

Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes

#115
20050166132
2005-07-28

IPHD (iterative parallel hybrid decoding) of various MLC (multi-level code) signals

#116
20050149843
2005-07-07

Bandwidth efficient coded modulation scheme based on MLC (multi-level code) signals having multiple maps

#117
20050114748
2005-05-26

Variable modulation with LDPC (low density parity check) coding

#118
20050097427
2005-05-05

Method of and device for communication

#119
20050022090
2005-01-27

Parallel concatenated code with soft-in soft-out interactive turbo decoder

#120
20050021555
2005-01-27

Parallel concatenated code with soft-in soft-out interactive turbo decoder

#121
20050015705
2005-01-20

Parallel concatenated code with soft-in soft-out interactive turbo decoder

#122
20050010848
2005-01-13

Encoding device for performing serial concatenated coding

#123
14964791
2018-07-10

Method and apparatus for turbo decoder dynamic iteration control

#124
14466372
2017-06-27

Product coded modulation scheme based on E8 lattice and binary and nonbinary codes