DE602006011101D1 - Verfahren zur Konstruktion einer Prüfmatrix für einen Low-Density Parity-Check Kode - Google Patents

Verfahren zur Konstruktion einer Prüfmatrix für einen Low-Density Parity-Check Kode

Info

Publication number
DE602006011101D1
DE602006011101D1 DE602006011101T DE602006011101T DE602006011101D1 DE 602006011101 D1 DE602006011101 D1 DE 602006011101D1 DE 602006011101 T DE602006011101 T DE 602006011101T DE 602006011101 T DE602006011101 T DE 602006011101T DE 602006011101 D1 DE602006011101 D1 DE 602006011101D1
Authority
DE
Germany
Prior art keywords
constructing
low density
parity check
check code
density parity
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.)
Active
Application number
DE602006011101T
Other languages
English (en)
Inventor
Dong-Ho Kim
Ye-Hoon Lee
Cheol-Woo You
Nam-Shik Kim
Hyun-Cheol Park
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.)
Samsung Electronics Co Ltd
Korea Advanced Institute of Science and Technology KAIST
Original Assignee
Samsung Electronics Co Ltd
Korea Advanced Institute of Science and Technology KAIST
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 Samsung Electronics Co Ltd, Korea Advanced Institute of Science and Technology KAIST filed Critical Samsung Electronics Co Ltd
Publication of DE602006011101D1 publication Critical patent/DE602006011101D1/de
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
    • H03M13/033—Theoretical methods to calculate these checking 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
    • H03M13/1148—Structural properties of the code parity-check or generator matrix
    • H03M13/116—Quasi-cyclic LDPC [QC-LDPC] codes, i.e. the parity-check matrix being composed of permutation or circulant sub-matrices
    • 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
    • H03M13/118—Parity check matrix structured for simplifying encoding, e.g. by having a triangular or an approximate triangular structure

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Error Detection And Correction (AREA)
DE602006011101T 2005-10-17 2006-10-17 Verfahren zur Konstruktion einer Prüfmatrix für einen Low-Density Parity-Check Kode Active DE602006011101D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR20050097687 2005-10-17

Publications (1)

Publication Number Publication Date
DE602006011101D1 true DE602006011101D1 (de) 2010-01-28

Family

ID=37460373

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006011101T Active DE602006011101D1 (de) 2005-10-17 2006-10-17 Verfahren zur Konstruktion einer Prüfmatrix für einen Low-Density Parity-Check Kode

Country Status (4)

Country Link
US (1) US20070162816A1 (de)
EP (1) EP1775839B1 (de)
KR (1) KR100842597B1 (de)
DE (1) DE602006011101D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8225174B2 (en) * 2006-12-07 2012-07-17 Nec Corporation Decoding device and decoding method
US8429483B1 (en) * 2007-12-12 2013-04-23 Marvell International Ltd. Edge-based decoders for low-density parity-check codes
KR100949519B1 (ko) 2007-12-18 2010-03-24 한국전자통신연구원 낮은 복잡도 및 고속 복호를 위한 패리티 검사행렬 생성방법과, 그를 이용한 저밀도 패리티 검사 부호의 부호화장치 및 그 방법
KR20100058260A (ko) * 2008-11-24 2010-06-03 삼성전자주식회사 저밀도 패리티 검사 부호를 사용하는 통신 시스템에서 채널부호/복호 장치 및 방법
US10367526B2 (en) * 2015-11-23 2019-07-30 Avago Technologies International Sales Pte. Limited Irregular low density parity check processing system with non-uniform scaling
CN106059595B (zh) * 2016-05-26 2020-07-07 北京邮电大学 空间耦合低密度奇偶校验码的通用递归编码方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6633856B2 (en) * 2001-06-15 2003-10-14 Flarion Technologies, Inc. Methods and apparatus for decoding LDPC codes
US6789227B2 (en) * 2001-07-05 2004-09-07 International Business Machines Corporation System and method for generating low density parity check codes using bit-filling
US6895547B2 (en) * 2001-07-11 2005-05-17 International Business Machines Corporation Method and apparatus for low density parity check encoding of data
US7178080B2 (en) * 2002-08-15 2007-02-13 Texas Instruments Incorporated Hardware-efficient low density parity check code for digital communications
US7260763B2 (en) * 2004-03-11 2007-08-21 Nortel Networks Limited Algebraic low-density parity check code design for variable block sizes and code rates
US7581157B2 (en) * 2004-06-24 2009-08-25 Lg Electronics Inc. Method and apparatus of encoding and decoding data using low density parity check code in a wireless communication system
KR100918741B1 (ko) * 2004-07-27 2009-09-24 삼성전자주식회사 이동 통신 시스템에서 채널 부호화 장치 및 방법
WO2006039801A1 (en) * 2004-10-12 2006-04-20 Nortel Networks Limited System and method for low density parity check encoding of data
US7617439B2 (en) * 2005-01-10 2009-11-10 Broadcom Corporation Algebraic construction of LDPC (Low Density Parity Check) codes with corresponding parity check matrix having CSI (Cyclic Shifted Identity) sub-matrices

Also Published As

Publication number Publication date
EP1775839B1 (de) 2009-12-16
KR20070042105A (ko) 2007-04-20
KR100842597B1 (ko) 2008-07-01
EP1775839A1 (de) 2007-04-18
US20070162816A1 (en) 2007-07-12

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Legal Events

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