DE602005025896D1 - Codeentwurfs- und implementierungsverbesserungen für wenig dichte paritätsprüfcodes für kanäle mit mehreren eingängen und mehreren ausgängen - Google Patents

Codeentwurfs- und implementierungsverbesserungen für wenig dichte paritätsprüfcodes für kanäle mit mehreren eingängen und mehreren ausgängen

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Publication number
DE602005025896D1
DE602005025896D1 DE602005025896T DE602005025896T DE602005025896D1 DE 602005025896 D1 DE602005025896 D1 DE 602005025896D1 DE 602005025896 T DE602005025896 T DE 602005025896T DE 602005025896 T DE602005025896 T DE 602005025896T DE 602005025896 D1 DE602005025896 D1 DE 602005025896D1
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DE
Germany
Prior art keywords
parity bit
addresses
channels
accumulating
parity check
Prior art date
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Active
Application number
DE602005025896T
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English (en)
Inventor
Mustafa Eroz
Lin-Nan Lee
Feng-Wen Sun
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.)
DTVG Licensing Inc
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DTVG Licensing Inc
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Application filed by DTVG Licensing Inc filed Critical DTVG Licensing Inc
Publication of DE602005025896D1 publication Critical patent/DE602005025896D1/de
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Anticipated expiration legal-status Critical

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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
    • 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
    • H03M13/1165—QC-LDPC codes as defined for the digital video broadcasting [DVB] specifications, e.g. DVB-Satellite [DVB-S2]
    • 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
    • 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
    • H03M13/1185—Parity check matrix structured for simplifying encoding, e.g. by having a triangular or an approximate triangular structure wherein the parity-check matrix comprises a part with a double-diagonal
    • 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
    • H03M13/29—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 combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
    • H03M13/2906—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 combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using block 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6561—Parallelized implementations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/0048—Decoding adapted to other signal detection operation in conjunction with detection of multiuser or interfering signals, e.g. iteration between CDMA or MIMO detector and FEC decoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0625—Transmitter arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0637—Properties of the code
    • H04L1/0643—Properties of the code block 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
    • 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
    • H03M13/1137—Partly parallel processing, i.e. sub-blocks or sub-groups of nodes being processed in parallel
    • 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
    • H03M13/13—Linear codes
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] 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
    • H03M13/13—Linear codes
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
    • H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
    • H03M13/152—Bose-Chaudhuri-Hocquenghem [BCH] codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
DE602005025896T 2004-08-13 2005-08-03 Codeentwurfs- und implementierungsverbesserungen für wenig dichte paritätsprüfcodes für kanäle mit mehreren eingängen und mehreren ausgängen Active DE602005025896D1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US60153304P 2004-08-13 2004-08-13
US65113105P 2005-02-08 2005-02-08
US65259705P 2005-02-14 2005-02-14
US65600305P 2005-02-24 2005-02-24
US65786005P 2005-03-02 2005-03-02
PCT/US2005/027447 WO2006020460A2 (en) 2004-08-13 2005-08-03 Code design and implementation improvements for low density parity check codes for multiple-input multiple-output channels

Publications (1)

Publication Number Publication Date
DE602005025896D1 true DE602005025896D1 (de) 2011-02-24

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DE602005025896T Active DE602005025896D1 (de) 2004-08-13 2005-08-03 Codeentwurfs- und implementierungsverbesserungen für wenig dichte paritätsprüfcodes für kanäle mit mehreren eingängen und mehreren ausgängen

Country Status (8)

Country Link
EP (1) EP1790083B1 (de)
JP (1) JP4891243B2 (de)
KR (1) KR100886075B1 (de)
AT (1) ATE495582T1 (de)
CA (1) CA2577291C (de)
DE (1) DE602005025896D1 (de)
HK (1) HK1130124A1 (de)
WO (1) WO2006020460A2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1790083B1 (de) * 2004-08-13 2011-01-12 Dtvg Licensing, Inc Codeentwurfs- und implementierungsverbesserungen für wenig dichte paritätsprüfcodes für kanäle mit mehreren eingängen und mehreren ausgängen
US8010870B2 (en) 2005-04-25 2011-08-30 Sony Corporation Coding apparatus and coding method
CN100446427C (zh) * 2006-08-07 2008-12-24 北京泰美世纪科技有限公司 移动数字多媒体广播***中ldpc码的构造方法
KR100975695B1 (ko) * 2007-02-02 2010-08-12 삼성전자주식회사 통신 시스템에서 신호 수신 장치 및 방법
US20100122143A1 (en) * 2007-03-27 2010-05-13 Hughes Network Systems, Llc Method and system for providing low density parity check (ldpc) coding for scrambled coded multiple access (scma)
ES2545782T3 (es) 2008-03-03 2015-09-15 Rai Radiotelevisione Italiana S.P.A. Patrones de permutación de bits para modulación codificada de LDPC y constelaciones QAM
US8130228B2 (en) 2008-06-13 2012-03-06 International Business Machines Corporation System and method for processing low density parity check codes using a deterministic caching apparatus

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FR2799592B1 (fr) * 1999-10-12 2003-09-26 Thomson Csf Procede de construction et de codage simple et systematique de codes ldpc
US7000168B2 (en) * 2001-06-06 2006-02-14 Seagate Technology Llc Method and coding apparatus using low density parity check codes for data storage or data transmission
CN100438389C (zh) * 2001-06-21 2008-11-26 皇家菲利浦电子有限公司 无线电通信网络中的mimo传输***
US6895547B2 (en) * 2001-07-11 2005-05-17 International Business Machines Corporation Method and apparatus for low density parity check encoding of data
ES2381012T3 (es) * 2002-07-03 2012-05-22 Dtvg Licensing, Inc Procedimiento y sistema para generar códigos de comprobación de paridad de baja densidad (LDPC)
KR100543154B1 (ko) * 2002-07-26 2006-01-20 휴우즈 일렉트로닉스 코오포레이션 저밀도 패리티 검사 코드 생성 방법 및 시스템
WO2004019268A1 (en) * 2002-08-20 2004-03-04 Flarion Technologies, Inc. Methods and apparatus for encoding ldpc codes
EP1597828B1 (de) * 2003-02-26 2020-10-07 QUALCOMM Incorporated Verfahren und vorrichtung zur durchführung von codeoperationen der niederdichte-paritätsprüfung (ldpc) unter verwendung einer mehrebenenpermutation
KR100996029B1 (ko) * 2003-04-29 2010-11-22 삼성전자주식회사 저밀도 패리티 검사 코드의 부호화 장치 및 방법
US7395495B2 (en) * 2004-01-12 2008-07-01 Intel Corporation Method and apparatus for decoding forward error correction codes
KR100981503B1 (ko) * 2004-02-13 2010-09-10 삼성전자주식회사 최대 오류 정정/오류 검출 능력을 가지는 저밀도 패리티검사 부호 부호화/복호화 장치 및 방법
US20050265387A1 (en) * 2004-06-01 2005-12-01 Khojastepour Mohammad A General code design for the relay channel and factor graph decoding
EP1790083B1 (de) * 2004-08-13 2011-01-12 Dtvg Licensing, Inc Codeentwurfs- und implementierungsverbesserungen für wenig dichte paritätsprüfcodes für kanäle mit mehreren eingängen und mehreren ausgängen

Also Published As

Publication number Publication date
EP1790083A2 (de) 2007-05-30
CA2577291C (en) 2015-05-19
KR100886075B1 (ko) 2009-02-26
JP2008510377A (ja) 2008-04-03
WO2006020460A3 (en) 2006-05-18
EP1790083B1 (de) 2011-01-12
CA2577291A1 (en) 2006-02-23
JP4891243B2 (ja) 2012-03-07
EP1790083A4 (de) 2009-04-29
ATE495582T1 (de) 2011-01-15
HK1130124A1 (en) 2009-12-18
WO2006020460A2 (en) 2006-02-23
KR20070035115A (ko) 2007-03-29

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