CN107852175A - 译码设备、方法及信号传输系统 - Google Patents

译码设备、方法及信号传输系统 Download PDF

Info

Publication number
CN107852175A
CN107852175A CN201580081494.3A CN201580081494A CN107852175A CN 107852175 A CN107852175 A CN 107852175A CN 201580081494 A CN201580081494 A CN 201580081494A CN 107852175 A CN107852175 A CN 107852175A
Authority
CN
China
Prior art keywords
code
update
decoding
symbol
quantization range
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201580081494.3A
Other languages
English (en)
Other versions
CN107852175B (zh
Inventor
曾雁星
沈建强
毛瑜锋
福索里耶·马克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201910422614.1A priority Critical patent/CN110289863B/zh
Publication of CN107852175A publication Critical patent/CN107852175A/zh
Application granted granted Critical
Publication of CN107852175B publication Critical patent/CN107852175B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1105—Decoding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1105—Decoding
    • H03M13/1111—Soft-decision decoding, e.g. by means of message passing or belief propagation algorithms
    • H03M13/1117—Soft-decision decoding, e.g. by means of message passing or belief propagation algorithms using approximations for check node processing, e.g. an outgoing message is depending on the signs and the minimum over the magnitudes of all incoming messages according to the min-sum rule
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1105—Decoding
    • H03M13/1131—Scheduling of bit node or check node processing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1105—Decoding
    • H03M13/1131—Scheduling of bit node or check node processing
    • H03M13/114—Shuffled, staggered, layered or turbo decoding schedules
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1148—Structural properties of the code parity-check or generator matrix
    • H03M13/1157—Low-density generator matrices [LDGM]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
    • H03M13/255—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 Low Density Parity Check [LDPC] codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/43—Majority logic or threshold decoding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
    • H03M13/615—Use of computational or mathematical techniques
    • H03M13/616—Matrix operations, especially for generator matrices or check matrices, e.g. column or row permutations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
    • H03M13/6591—Truncation, saturation and clamping
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1105—Decoding
    • H03M13/1128—Judging correct decoding and iterative stopping criteria other than syndrome check and upper limit for decoding iterations

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Error Detection And Correction (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

本发明实施例公开了一种译码设备，该译码设备通过对LDPC码的码字的更新过程中出现的更新后码元的取值超出码元的量化范围的情况进行处理，有选择的放弃了更新后码元超出码元的量化范围的情况下的更新，避免了译码设备对于超出码元的量化范围的更新后的码字的直接量化，提升了译码设备的译码过程中的纠错能力。

Description

PCT国内申请，说明书已公开。

Claims (16)

  1. PCT国内申请，权利要求书已公开。
CN201580081494.3A 2015-10-13 2015-12-14 译码设备、方法及信号传输系统 Active CN107852175B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910422614.1A CN110289863B (zh) 2015-10-13 2015-12-14 译码设备、方法及信号传输系统

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2015091887 2015-10-13
CNPCT/CN2015/091887 2015-10-13
PCT/CN2015/097284 WO2017063263A1 (zh) 2015-10-13 2015-12-14 译码设备、方法及信号传输系统

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201910422614.1A Division CN110289863B (zh) 2015-10-13 2015-12-14 译码设备、方法及信号传输系统

Publications (2)

Publication Number Publication Date
CN107852175A true CN107852175A (zh) 2018-03-27
CN107852175B CN107852175B (zh) 2019-05-28

Family

ID=58518218

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201910422614.1A Active CN110289863B (zh) 2015-10-13 2015-12-14 译码设备、方法及信号传输系统
CN201580081494.3A Active CN107852175B (zh) 2015-10-13 2015-12-14 译码设备、方法及信号传输系统

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201910422614.1A Active CN110289863B (zh) 2015-10-13 2015-12-14 译码设备、方法及信号传输系统

Country Status (12)

Country Link
US (1) US10447300B2 (zh)
EP (1) EP3211798B1 (zh)
JP (1) JP6426272B2 (zh)
KR (2) KR101813132B1 (zh)
CN (2) CN110289863B (zh)
AU (2) AU2015400311B2 (zh)
BR (1) BR112017000548B1 (zh)
CA (1) CA2953609C (zh)
MX (1) MX358246B (zh)
RU (2) RU2639687C1 (zh)
SG (2) SG10201707007QA (zh)
WO (1) WO2017063263A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111817728B (zh) * 2020-08-03 2022-03-01 华中科技大学 一种基于硬件实现ldpc编译码的仿真系统及其工作方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130055043A1 (en) * 2011-08-22 2013-02-28 Telex Maglorie Ngatched Two Low Complexity Decoding Algorithms for LDPC Codes
CN102957436A (zh) * 2011-08-17 2013-03-06 北京泰美世纪科技有限公司 一种低密度奇偶校验码译码装置和译码方法
US20130061114A1 (en) * 2011-09-02 2013-03-07 Samsung Electronics Co., Ltd. Freezing-based ldpc decoder and method

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1802136A3 (en) * 1995-03-15 2008-11-12 Kabushiki Kaisha Toshiba Moving picture coding and/or decoding systems
US6240538B1 (en) * 1998-09-10 2001-05-29 Ericsson Inc. Method and apparatus for errors and erasures decoding
DE19907729C2 (de) * 1999-02-23 2001-02-22 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erzeugen eines Datenstroms aus Codeworten variabler Länge und Verfahren und Vorrichtung zum Lesen eines Datenstroms aus Codeworten variabler Länge
US7673223B2 (en) * 2001-06-15 2010-03-02 Qualcomm Incorporated Node processors for use in parity check decoders
US6938196B2 (en) * 2001-06-15 2005-08-30 Flarion Technologies, Inc. Node processors for use in parity check decoders
WO2003021440A1 (en) * 2001-09-01 2003-03-13 Bermai, Inc. Decoding architecture for low density parity check codes
KR100987658B1 (ko) * 2002-06-20 2010-10-13 코닌클리케 필립스 일렉트로닉스 엔.브이. 직류 제어를 위한 안정된 디스패리티 채널코드
US7178080B2 (en) 2002-08-15 2007-02-13 Texas Instruments Incorporated Hardware-efficient low density parity check code for digital communications
JP3815557B2 (ja) 2002-08-27 2006-08-30 ソニー株式会社 符号化装置及び符号化方法、並びに復号装置及び復号方法
US7346832B2 (en) * 2004-07-21 2008-03-18 Qualcomm Incorporated LDPC encoding methods and apparatus
US7127659B2 (en) 2004-08-02 2006-10-24 Qualcomm Incorporated Memory efficient LDPC decoding methods and apparatus
US7441178B2 (en) 2005-02-24 2008-10-21 Keyeye Communications Low complexity decoding of low density parity check codes
JP4595650B2 (ja) 2005-04-25 2010-12-08 ソニー株式会社 復号装置および復号方法
US7761768B2 (en) 2005-06-24 2010-07-20 Intel Corporation Techniques for reconfigurable decoder for a wireless system
US7129862B1 (en) * 2005-07-29 2006-10-31 Texas Instruments Incorporated Decoding bit streams encoded according to variable length codes
KR20070084952A (ko) * 2006-02-22 2007-08-27 삼성전자주식회사 통신 시스템에서 신호 수신 장치 및 방법
US7774689B2 (en) * 2006-03-17 2010-08-10 Industrial Technology Research Institute Encoding and decoding methods and systems
CN101064591B (zh) 2006-04-24 2010-05-12 中兴通讯股份有限公司 低密度奇偶校验码的译码方法及其校验节点更新电路
CN100499378C (zh) 2006-05-26 2009-06-10 清华大学 采用可变范围均匀量化的低密度奇偶校验码译码方法
US7613981B2 (en) * 2006-10-06 2009-11-03 Freescale Semiconductor, Inc. System and method for reducing power consumption in a low-density parity-check (LDPC) decoder
CN1996764A (zh) 2007-01-10 2007-07-11 北京航空航天大学 基于奇偶校验矩阵的ldpc码的译码方法及译码器
CN101047387B (zh) * 2007-03-23 2010-06-09 北京大学 一种多码率兼容ldpc码的构造方法及其译码器
US8291292B1 (en) * 2008-01-09 2012-10-16 Marvell International Ltd. Optimizing error floor performance of finite-precision layered decoders of low-density parity-check (LDPC) codes
JP4572937B2 (ja) 2008-01-23 2010-11-04 ソニー株式会社 復号装置および方法、プログラム、並びに記録媒体
US8313029B2 (en) * 2008-01-31 2012-11-20 Seiko Epson Corporation Apparatus and methods for decoding images
KR101398212B1 (ko) * 2008-03-18 2014-05-26 삼성전자주식회사 메모리 장치 및 인코딩/디코딩 방법
US8291283B1 (en) * 2008-06-06 2012-10-16 Marvell International Ltd. Layered quasi-cyclic LDPC decoder with reduced-complexity circular shifter
JP2010009719A (ja) * 2008-06-30 2010-01-14 Fujitsu Ltd 復号器及び記録再生装置
US8442021B2 (en) * 2008-11-07 2013-05-14 Motorola Mobility Llc Radio link performance prediction in wireless communication terminal
CN101741396B (zh) * 2008-11-19 2013-03-13 华为技术有限公司 可变码长ldpc码编码或译码的方法与装置及编码器和译码器
CN101807928B (zh) * 2009-02-13 2013-06-05 瑞昱半导体股份有限公司 记录控制器及奇偶校验码译码器
KR20100110662A (ko) * 2009-04-03 2010-10-13 아주대학교산학협력단 저밀도 패러티 검사 부호의 복호 복잡도를 감소시키는 방법 및 장치
MX2011012250A (es) * 2009-05-19 2012-03-07 Nokia Corp Procedimiento y aparato para la codificacion de longitud variable.
JP5445829B2 (ja) * 2009-05-29 2014-03-19 ソニー株式会社 受信装置、受信方法、およびプログラム、並びに受信システム
CN101854179B (zh) * 2010-05-26 2012-09-05 厦门大学 一种应用于ldpc译码的5比特量化方法
JP5556570B2 (ja) * 2010-10-13 2014-07-23 富士通株式会社 信号処理回路及び受信装置
CN102164023A (zh) 2011-03-31 2011-08-24 复旦大学 自适应动态量化ldpc码译码方法
CN102545913B (zh) 2012-02-07 2015-05-27 中兴通讯股份有限公司 一种迭代译码方法及系统
US8954820B2 (en) * 2012-02-10 2015-02-10 Stec, Inc. Reduced complexity non-binary LDPC decoding algorithm
CN103873068A (zh) * 2012-12-14 2014-06-18 咏传电子科技（上海）有限公司 低密度奇偶检查的解码方法与电子装置
EP3087746B1 (en) * 2013-12-24 2019-07-03 LG Electronics Inc. Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
CN105049060B (zh) * 2015-08-14 2019-07-30 航天恒星科技有限公司 一种低密度奇偶码ldpc的译码方法及装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102957436A (zh) * 2011-08-17 2013-03-06 北京泰美世纪科技有限公司 一种低密度奇偶校验码译码装置和译码方法
US20130055043A1 (en) * 2011-08-22 2013-02-28 Telex Maglorie Ngatched Two Low Complexity Decoding Algorithms for LDPC Codes
US20130061114A1 (en) * 2011-09-02 2013-03-07 Samsung Electronics Co., Ltd. Freezing-based ldpc decoder and method

Also Published As

Publication number Publication date
KR101813132B1 (ko) 2017-12-28
KR20180054518A (ko) 2018-05-24
RU2639687C1 (ru) 2017-12-21
AU2015400311B2 (en) 2017-11-02
WO2017063263A1 (zh) 2017-04-20
KR20170058912A (ko) 2017-05-29
CA2953609A1 (en) 2017-04-13
MX358246B (es) 2018-08-09
RU2017142566A3 (zh) 2019-02-20
MX2017002213A (es) 2017-09-01
CN107852175B (zh) 2019-05-28
BR112017000548A2 (pt) 2017-11-14
AU2017268580A1 (en) 2017-12-21
JP6426272B2 (ja) 2018-11-21
CA2953609C (en) 2018-01-30
SG11201700048PA (en) 2017-05-30
AU2017268580B2 (en) 2019-06-13
KR102027354B1 (ko) 2019-11-04
JP2017534190A (ja) 2017-11-16
EP3211798A1 (en) 2017-08-30
CN110289863A (zh) 2019-09-27
EP3211798B1 (en) 2019-12-04
RU2017142566A (ru) 2019-02-20
CN110289863B (zh) 2022-04-05
US10447300B2 (en) 2019-10-15
EP3211798A4 (en) 2018-03-14
US20180234113A1 (en) 2018-08-16
BR112017000548B1 (pt) 2023-04-11
RU2688276C2 (ru) 2019-05-21
SG10201707007QA (en) 2017-09-28
AU2015400311A1 (en) 2017-04-27

Similar Documents

Publication Publication Date Title
TWI594583B (zh) 硬決定輸入之一般化低密度同位檢查軟解碼
US20170288698A1 (en) Power saving for bit flipping decoding algorithm in ldpc decoder
US20070162821A1 (en) Parity check matrix, method of generating parity check matrix, encoding method and error correction apparatus
CN111143107B (zh) 一种fpga单粒子反转校验电路和方法
WO2020108586A1 (zh) 一种极化码译码方法及装置、多级译码器、存储介质
US20150155888A1 (en) Concatenated error correction device
TWI460733B (zh) 具有低密度奇偶校驗碼解碼能力的記憶體控制裝置及方法
US9548761B2 (en) Coding and decoding of error correcting codes
JP4321394B2 (ja) 符号化装置、復号装置
CN115529046A (zh) 闪速存储系统中的对数似然比映射表
KR20160002946A (ko) 10gbase-t 시스템에서 ldpc 인코더의 방법 및 장치
KR20070065445A (ko) 순환 리던던시 코드 서명 비교를 구비한 터보 디코더
CN110289863B (zh) 译码设备、方法及信号传输系统
JP6567238B1 (ja) 誤り訂正復号装置および誤り訂正復号方法
US20170288697A1 (en) Ldpc shuffle decoder with initialization circuit comprising ordered set memory
US11901913B1 (en) Error correction coding apparatus and error correction decoding apparatus
KR102007163B1 (ko) 인코더, 디코더 및 이를 포함하는 반도체 장치
JP2014078237A (ja) 縮退故障を有するメモリセルに対応するための冗長ビットの符号化および復号化
US9569302B1 (en) Decoding of turbo product codes using miscorrection detection
JP2010535459A (ja) 線形計画法復号のための座標上昇法
JP2021044750A (ja) メモリシステム
KR20070031479A (ko) 순환 리던던시 코드 서명 비교를 구비한 터보 디코더

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant