JP4832447B2 - チャネルコードを用いた復号化装置及び方法 - Google Patents

チャネルコードを用いた復号化装置及び方法 Download PDF

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Publication number
JP4832447B2
JP4832447B2 JP2007548082A JP2007548082A JP4832447B2 JP 4832447 B2 JP4832447 B2 JP 4832447B2 JP 2007548082 A JP2007548082 A JP 2007548082A JP 2007548082 A JP2007548082 A JP 2007548082A JP 4832447 B2 JP4832447 B2 JP 4832447B2
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Prior art keywords
matrix
basic
layer
decoding
parity check
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Expired - Fee Related
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JP2007548082A
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Japanese (ja)
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JP2008526086A (ja
Inventor
キ ヒョン チョー，
ミン ソク オー，
キュ ヒュク チョン，
ヤン ソブ リー，
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LG Electronics Inc
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LG Electronics Inc
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Priority claimed from PCT/KR2005/004466 external-priority patent/WO2006068435A2/en
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    • 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
    • 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
    • H03M13/6502—Reduction of hardware complexity or efficient processing
    • H03M13/6505—Memory efficient implementations

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  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Error Detection And Correction (AREA)
JP2007548082A 2004-12-22 2005-12-22 チャネルコードを用いた復号化装置及び方法 Expired - Fee Related JP4832447B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
KR10-2004-0110678 2004-12-22
KR20040110678 2004-12-22
KR10-2005-0003296 2005-01-13
KR20050003296 2005-01-13
KR1020050101898A KR101216075B1 (ko) 2004-12-22 2005-10-27 채널 코드를 이용한 복호화 및 복호화 장치
KR10-2005-0101898 2005-10-27
PCT/KR2005/004466 WO2006068435A2 (en) 2004-12-22 2005-12-22 Apparatus and method for decoding using channel code

Publications (2)

Publication Number Publication Date
JP2008526086A JP2008526086A (ja) 2008-07-17
JP4832447B2 true JP4832447B2 (ja) 2011-12-07

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JP2007548082A Expired - Fee Related JP4832447B2 (ja) 2004-12-22 2005-12-22 チャネルコードを用いた復号化装置及び方法

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JP (1) JP4832447B2 (zh)
KR (1) KR101216075B1 (zh)
CN (1) CN101764620B (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7607065B2 (en) * 2005-07-27 2009-10-20 Agere Systems Inc. Method and apparatus for block and rate independent decoding of LDPC codes
KR101405962B1 (ko) * 2008-02-28 2014-06-12 엘지전자 주식회사 Ｌｄｐｃ 코드를 이용한 복호화 방법
US8296640B2 (en) 2008-06-20 2012-10-23 Samsung Electronics Co., Ltd. Method and apparatus for parallel processing multimode LDPC decoder
US8335979B2 (en) 2008-12-08 2012-12-18 Samsung Electronics Co., Ltd. Contention-free parallel processing multimode LDPC decoder
JP5434454B2 (ja) * 2009-10-08 2014-03-05 富士通株式会社 復号化装置
CN104868925B (zh) 2014-02-21 2019-01-22 中兴通讯股份有限公司 结构化ldpc码的编码方法、译码方法、编码装置和译码装置
US10312937B2 (en) * 2016-11-02 2019-06-04 Qualcomm Incorporated Early termination technique for LDPC decoder architecture
CN111010195B (zh) * 2019-12-11 2023-06-02 北京华力创通科技股份有限公司 码字校验方法及装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040057575A1 (en) * 2002-09-25 2004-03-25 Tong Zhang LDPC code and encoder/decoder regarding same
US20040194007A1 (en) * 2003-03-24 2004-09-30 Texas Instruments Incorporated Layered low density parity check decoding for digital communications

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6895547B2 (en) * 2001-07-11 2005-05-17 International Business Machines Corporation Method and apparatus for low density parity check encoding of data
KR100936022B1 (ko) * 2002-12-21 2010-01-11 삼성전자주식회사 에러 정정을 위한 부가정보 생성 방법 및 그 장치

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040057575A1 (en) * 2002-09-25 2004-03-25 Tong Zhang LDPC code and encoder/decoder regarding same
US20040194007A1 (en) * 2003-03-24 2004-09-30 Texas Instruments Incorporated Layered low density parity check decoding for digital communications

Also Published As

Publication number Publication date
KR101216075B1 (ko) 2012-12-26
JP2008526086A (ja) 2008-07-17
CN101764620B (zh) 2014-04-09
CN101764620A (zh) 2010-06-30
KR20060071856A (ko) 2006-06-27

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