KR20090130176A - Ｌｄｐｃ 코딩을 위한 방법 및 시스템 - Google Patents

Ｌｄｐｃ 코딩을 위한 방법 및 시스템 Download PDF

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Publication number
KR20090130176A
KR20090130176A KR1020097019792A KR20097019792A KR20090130176A KR 20090130176 A KR20090130176 A KR 20090130176A KR 1020097019792 A KR1020097019792 A KR 1020097019792A KR 20097019792 A KR20097019792 A KR 20097019792A KR 20090130176 A KR20090130176 A KR 20090130176A
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South Korea
Prior art keywords
bits
ldpcc
codeword
codewords
calculate
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KR1020097019792A
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English (en)
Korean (ko)
Inventor
셍크 코세
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엑소시스트 트랜스퍼 에이지 엘.엘.씨.
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Publication of KR20090130176A publication Critical patent/KR20090130176A/ko
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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
    • 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
    • H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
    • H03M13/618—Shortening and extension 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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/635—Error control coding in combination with rate matching
    • H03M13/6362—Error control coding in combination with rate matching by puncturing
    • 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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/635—Error control coding in combination with rate matching
    • H03M13/6362—Error control coding in combination with rate matching by puncturing
    • H03M13/6368—Error control coding in combination with rate matching by puncturing using rate compatible puncturing or complementary puncturing
    • H03M13/6393—Rate compatible 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6508—Flexibility, adaptability, parametrability and configurability of the implementation
    • H03M13/6516—Support of multiple code parameters, e.g. generalized Reed-Solomon decoder for a variety of generator polynomials or Galois fields
    • 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
    • H03M13/6522—Intended application, e.g. transmission or communication standard
    • H03M13/6527—IEEE 802.11 [WLAN]

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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)
KR1020097019792A 2007-02-28 2008-02-19 Ｌｄｐｃ 코딩을 위한 방법 및 시스템 Ceased KR20090130176A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/680,612 US7861134B2 (en) 2007-02-28 2007-02-28 Methods and systems for LDPC coding
US11/680,612 2007-02-28

Publications (1)

Publication Number Publication Date
KR20090130176A true KR20090130176A (ko) 2009-12-18

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KR1020097019792A Ceased KR20090130176A (ko) 2007-02-28 2008-02-19 Ｌｄｐｃ 코딩을 위한 방법 및 시스템

Country Status (6)

Country Link
US (1) US7861134B2 (enExample)
EP (1) EP2127091A4 (enExample)
JP (1) JP2010520666A (enExample)
KR (1) KR20090130176A (enExample)
CN (1) CN101663822A (enExample)
WO (1) WO2008106340A1 (enExample)

Cited By (7)

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US9838233B2 (en) 2013-08-01 2017-12-05 Lg Electronics Inc. Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
KR20190094485A (ko) * 2017-02-06 2019-08-13 퀄컴 인코포레이티드 다수의 저밀도 패리티 체크 (ldpc) 기반 그래프 설계
US11496154B2 (en) 2016-06-14 2022-11-08 Qualcomm Incorporated High performance, flexible, and compact low-density parity-check (LDPC) code
US11671120B2 (en) 2015-11-12 2023-06-06 Qualcomm Incorporated Puncturing for structured low density parity check (LDPC) codes
USRE49989E1 (en) 2017-06-10 2024-05-28 Qualcomm Incorporated Communication techniques involving pairwise orthogonality of adjacent rows in LPDC code
US12261693B2 (en) 2017-07-07 2025-03-25 Qualcomm Incorporated Communication techniques applying low-density parity-check code base graph selection
US12476733B2 (en) 2017-06-19 2025-11-18 Qualcomm Incorporated Communication techniques with self-decodable redundancy versions (RVs) using systematic codes

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KR101373646B1 (ko) 2007-06-01 2014-03-14 삼성전자주식회사 Ｌｄｐｃ코딩된 데이터를 포함하는 ｏｆｄｍ 심볼을송수신하는 ｏｆｄｍ 송수신 장치와, 그 방법
KR100937430B1 (ko) * 2008-01-25 2010-01-18 엘지전자 주식회사 신호 송수신 방법 및 신호 송수신 장치
PL2099135T3 (pl) * 2008-03-03 2018-07-31 Samsung Electronics Co., Ltd. Urządzenie i sposób kodowania i dekodowania kanałowego w systemie komunikacyjnym wykorzystującym kody sprawdzania parzystości o niskiej gęstości
KR20090095432A (ko) * 2008-03-03 2009-09-09 삼성전자주식회사 저밀도 패리티 검사 부호를 사용하는 통신 시스템에서채널부호/복호 방법 및 장치
EP2293453B1 (en) 2008-07-02 2015-09-23 Panasonic Intellectual Property Corporation of America Packet communication using interleaved low-density parity-check convolutional codes (LDPC-CC)
US8209590B2 (en) * 2008-11-05 2012-06-26 Broadcom Corporation Header encoding/decoding
US8443270B2 (en) * 2008-12-09 2013-05-14 Entropic Communications, Inc. Multiple input hardware reuse using LDPC codes
JP4898858B2 (ja) 2009-03-02 2012-03-21 パナソニック株式会社 符号化器、復号化器及び符号化方法
KR101587281B1 (ko) * 2009-03-12 2016-01-20 삼성전자주식회사 통신 시스템에서 제어 정보를 부호화하는 방법과 그 제어 정보를 송수신하는 방법 및 장치
US9397699B2 (en) * 2009-07-21 2016-07-19 Ramot At Tel Aviv University Ltd. Compact decoding of punctured codes
US8516352B2 (en) * 2009-07-21 2013-08-20 Ramot At Tel Aviv University Ltd. Compact decoding of punctured block codes
US8516351B2 (en) * 2009-07-21 2013-08-20 Ramot At Tel Aviv University Ltd. Compact decoding of punctured block codes
US8375278B2 (en) * 2009-07-21 2013-02-12 Ramot At Tel Aviv University Ltd. Compact decoding of punctured block codes
US8290073B2 (en) * 2009-10-08 2012-10-16 Intel Corporation Device, system and method of communicating data over wireless communication symbols with check code
US9749090B2 (en) * 2010-09-16 2017-08-29 Qualcomm Incorporated System and method for transmitting a low density parity check signal
US8644282B2 (en) * 2010-09-16 2014-02-04 Qualcomm Incorporated System and method for transmitting a low density parity check signal
KR101222458B1 (ko) 2011-01-13 2013-01-15 고려대학교 산학협력단 무선 통신 시스템에서의 ｌｄｐｃ 부호화 및 복호화 방법 및 장치
US8971167B1 (en) * 2011-04-06 2015-03-03 Marvell International Ltd. Data encoding methods in a communication system
CN102122966B (zh) * 2011-04-15 2012-11-14 北京邮电大学 基于信道极化的交错结构重复码的编码器及其编译码方法
CN102684840B (zh) * 2012-05-29 2014-12-24 上海交通大学 低密度奇偶校验码的新型编码调制方法及装置
US8972834B2 (en) * 2012-08-28 2015-03-03 Hughes Network Systems, Llc System and method for communicating with low density parity check codes
US9281843B2 (en) * 2013-03-22 2016-03-08 Avago Technologies General Ip (Singapore) Pte. Ltd. Systems and methods for reduced constraint code data processing
US20150082118A1 (en) * 2013-09-18 2015-03-19 Samsung Electronics Co., Ltd. Transmitting apparatus and puncturing method thereof
KR102223056B1 (ko) * 2013-09-26 2021-03-05 삼성전자주식회사 송수신 장치 및 그의 신호 처리 방법
US9450616B2 (en) * 2013-12-11 2016-09-20 Nec Corporation Adaptive coded-modulation for intelligent optical transport networks
WO2015098037A1 (ja) 2013-12-27 2015-07-02 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 送信装置、受信装置、送信方法および受信方法
JP2015128290A (ja) 2013-12-27 2015-07-09 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 送信装置、受信装置、送信方法および受信方法
CN104917536B (zh) * 2014-03-11 2019-11-12 中兴通讯股份有限公司 一种支持低码率编码的方法及装置
JP6544620B2 (ja) * 2014-05-16 2019-07-17 パナソニックＩｐマネジメント株式会社 送信装置、受信装置、送信方法および受信方法
JP6628124B2 (ja) * 2014-05-30 2020-01-08 パナソニックＩｐマネジメント株式会社 送信装置、受信装置、送信方法および受信方法
US10348448B2 (en) * 2015-01-22 2019-07-09 Samsung Electronics Co., Ltd. Transmitter and repetition method thereof
KR20170075627A (ko) 2015-12-23 2017-07-03 삼성전자주식회사 통신 또는 방송 시스템에서 채널 부호화/복호화 방법 및 장치
EP3378164B1 (en) 2015-12-23 2022-04-27 Samsung Electronics Co., Ltd. Apparatus and method for encoding and decoding channel in communication or broadcasting system
US20170288697A1 (en) * 2016-03-31 2017-10-05 Silicon Motion Inc. Ldpc shuffle decoder with initialization circuit comprising ordered set memory
WO2018176003A1 (en) * 2017-03-23 2018-09-27 Intel Corporation Flexible information block size support for polar code
CN108631941B (zh) 2017-03-24 2021-02-23 华为技术有限公司 通信方法和装置
US10496478B1 (en) * 2018-05-24 2019-12-03 Micron Technology, Inc. Progressive length error control code
US11228396B2 (en) * 2020-01-06 2022-01-18 Qualcomm Incorporated Probabilistic amplitude shaping
CN115811379A (zh) * 2021-09-15 2023-03-17 华为技术有限公司 编码方法、译码方法以及相关装置

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KR20050118056A (ko) * 2004-05-12 2005-12-15 삼성전자주식회사 다양한 부호율을 갖는 Ｂｌｏｃｋ ＬＤＰＣ 부호를 이용한이동 통신 시스템에서의 채널부호화 복호화 방법 및 장치
US20060218459A1 (en) 2004-08-13 2006-09-28 David Hedberg Coding systems and methods
US7668224B2 (en) 2005-08-16 2010-02-23 Texas Instruments Incorporated Encoding for digital communications in a multiple-input, multiple-output environment
US7584406B2 (en) * 2005-12-20 2009-09-01 Samsung Electronics Co., Ltd. LDPC concatenation rules for IEEE 802.11n system with packets length specific in octets

Cited By (16)

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Publication number Priority date Publication date Assignee Title
US10103920B2 (en) 2013-08-01 2018-10-16 Lg Electronics Inc. Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
US10142153B2 (en) 2013-08-01 2018-11-27 Lg Electronics Inc. Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
US9838233B2 (en) 2013-08-01 2017-12-05 Lg Electronics Inc. Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
US11671120B2 (en) 2015-11-12 2023-06-06 Qualcomm Incorporated Puncturing for structured low density parity check (LDPC) codes
KR20230136706A (ko) * 2015-11-12 2023-09-26 퀄컴 인코포레이티드 구조화된 저 밀도 패리티 체크 (ldpc) 코드들에 대한 펑처링
US12191883B2 (en) 2016-06-14 2025-01-07 Qualcomm Incorporated Methods and apparatus for compactly describing lifted low-density parity-check (LDPC) codes
US11496154B2 (en) 2016-06-14 2022-11-08 Qualcomm Incorporated High performance, flexible, and compact low-density parity-check (LDPC) code
US11831332B2 (en) 2016-06-14 2023-11-28 Qualcomm Incorporated High performance, flexible, and compact low-density parity-check (LDPC) code
US11942964B2 (en) 2016-06-14 2024-03-26 Qualcomm Incorporated Methods and apparatus for compactly describing lifted low-density parity-check (LDPC) codes
US11277151B2 (en) 2017-02-06 2022-03-15 Qualcomm Incorporated Multiple low density parity check (LDPC) base graph design
US10560118B2 (en) 2017-02-06 2020-02-11 Qualcomm Incorporated Multiple low density parity check (LDPC) base graph design
KR20190094485A (ko) * 2017-02-06 2019-08-13 퀄컴 인코포레이티드 다수의 저밀도 패리티 체크 (ldpc) 기반 그래프 설계
USRE49989E1 (en) 2017-06-10 2024-05-28 Qualcomm Incorporated Communication techniques involving pairwise orthogonality of adjacent rows in LPDC code
USRE50437E1 (en) 2017-06-10 2025-05-20 Qualcomm Incorporated Communication techniques involving pairwise orthogonality of adjacent rows in LPDC code
US12476733B2 (en) 2017-06-19 2025-11-18 Qualcomm Incorporated Communication techniques with self-decodable redundancy versions (RVs) using systematic codes
US12261693B2 (en) 2017-07-07 2025-03-25 Qualcomm Incorporated Communication techniques applying low-density parity-check code base graph selection

Also Published As

Publication number Publication date
US20080204286A1 (en) 2008-08-28
JP2010520666A (ja) 2010-06-10
US7861134B2 (en) 2010-12-28
CN101663822A (zh) 2010-03-03
WO2008106340A1 (en) 2008-09-04
EP2127091A4 (en) 2010-06-09
EP2127091A1 (en) 2009-12-02

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