DE69722571D1 - System und Verfahren zur digitalen Übertragung mit einem Produktkode kombiniert mit multidimensionaler Modulation - Google Patents

System und Verfahren zur digitalen Übertragung mit einem Produktkode kombiniert mit multidimensionaler Modulation

Info

Publication number
DE69722571D1
DE69722571D1 DE69722571T DE69722571T DE69722571D1 DE 69722571 D1 DE69722571 D1 DE 69722571D1 DE 69722571 T DE69722571 T DE 69722571T DE 69722571 T DE69722571 T DE 69722571T DE 69722571 D1 DE69722571 D1 DE 69722571D1
Authority
DE
Germany
Prior art keywords
product code
digital transmission
code combined
multidimensional modulation
multidimensional
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.)
Expired - Fee Related
Application number
DE69722571T
Other languages
English (en)
Other versions
DE69722571T2 (de
Inventor
Antoine Chouly
David Gianella
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69722571D1 publication Critical patent/DE69722571D1/de
Publication of DE69722571T2 publication Critical patent/DE69722571T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
    • H03M13/256—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 trellis coding, e.g. with convolutional codes and TCM
    • 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]
    • 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
    • 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
    • H03M13/2948—Iterative decoding

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69722571T 1996-12-10 1997-11-25 System und Verfahren zur digitalen Übertragung mit einem Produktkode kombiniert mit multidimensionaler Modulation Expired - Fee Related DE69722571T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9615159A FR2756996A1 (fr) 1996-12-10 1996-12-10 Systeme et procede de transmission numerique comportant un code produit combine a une modulation multidimensionnelle
FR9615159 1996-12-10

Publications (2)

Publication Number Publication Date
DE69722571D1 true DE69722571D1 (de) 2003-07-10
DE69722571T2 DE69722571T2 (de) 2004-04-29

Family

ID=9498511

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69722571T Expired - Fee Related DE69722571T2 (de) 1996-12-10 1997-11-25 System und Verfahren zur digitalen Übertragung mit einem Produktkode kombiniert mit multidimensionaler Modulation

Country Status (6)

Country Link
US (1) US6038696A (de)
EP (1) EP0848501B1 (de)
JP (1) JPH114270A (de)
CN (1) CN1108665C (de)
DE (1) DE69722571T2 (de)
FR (1) FR2756996A1 (de)

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US6088515A (en) 1995-11-13 2000-07-11 Citrix Systems Inc Method and apparatus for making a hypermedium interactive
FR2771228A1 (fr) * 1997-11-18 1999-05-21 Philips Electronics Nv Systeme de transmission numerique, decodeur, et procede de decodage
EP0932259A1 (de) * 1998-01-27 1999-07-28 Lucent Technologies Inc. Iteratives Dekodieren auf Anfrage
KR100277764B1 (ko) * 1998-12-10 2001-01-15 윤종용 통신시스템에서직렬쇄상구조를가지는부호화및복호화장치
FR2794584B1 (fr) * 1999-06-02 2001-09-14 France Telecom Procede de detection en aveugle du mode de codage de donnees numeriques
US7073116B1 (en) * 1999-11-23 2006-07-04 Thomson Licensing Error detection/correction coding for hierarchical QAM transmission systems
US6421804B1 (en) * 1999-12-20 2002-07-16 Agere Systems Guardian Corp. Generating reliability values for iterative decoding of block codes
US6526531B1 (en) * 2000-03-22 2003-02-25 Agere Systems Inc. Threshold detection for early termination of iterative decoding
JP2001313571A (ja) * 2000-05-01 2001-11-09 Mitsubishi Electric Corp 復調方法及び復調装置
US6718508B2 (en) * 2000-05-26 2004-04-06 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Through The Communication Research Centre High-performance error-correcting codes with skew mapping
US6980602B1 (en) * 2001-01-31 2005-12-27 Comsys Communication & Signal Processing Ltd. Normalization of equalizer soft output for channels with varying noise power
JP3549519B2 (ja) * 2002-04-26 2004-08-04 沖電気工業株式会社 軟出力復号器
WO2004004132A1 (fr) * 2002-07-01 2004-01-08 Linkair Communications,Inc. Procede et appareil de decodage iteratif pour code de produit fonde sur une formule adjointe
US7203887B2 (en) * 2002-07-03 2007-04-10 The Directtv Group, Inc. Method and system for routing in low density parity check (LDPC) decoders
KR100461544B1 (ko) * 2003-02-27 2004-12-18 한국전자통신연구원 고차원의 곱부호를 이용한 레이트 호환가능 부호 구성 방법
WO2004114616A1 (en) * 2003-06-23 2004-12-29 Hong-Seok Seo A demodulation method using soft decision for quadrature amplitude modulation and apparatus thereof
KR100433028B1 (ko) * 2003-06-23 2004-05-27 서홍석 정방형 직교진폭변조(qam)수신신호를 복조하기 위한 연성결정 방법 및 그 장치
CN100578947C (zh) * 2003-11-18 2010-01-06 中国科学技术大学 一种基于多重m维并行调制通信方式的发射机
KR20050123336A (ko) 2004-06-24 2005-12-29 엘지전자 주식회사 Ｌｄｐｃ 코드를 이용한 가변 코드 레이트 적응 부호화 방법
TWI387274B (zh) * 2005-12-07 2013-02-21 Hong-Seok Seo 使用軟性決策用於正交振幅調變之調解變方法及其裝置
US7627064B2 (en) * 2006-06-30 2009-12-01 Intel Corporation System and method for enhanced symbol generation
US8209582B1 (en) 2006-11-07 2012-06-26 Marvell International Ltd. Systems and methods for optimizing a product code structure
US20100325781A1 (en) * 2009-06-24 2010-12-30 David Lopes Pouch pets networking
CN105871505B (zh) * 2015-01-23 2020-04-28 中兴通讯股份有限公司 多维码处理方法、发送端、接收端和系统
JP6558393B2 (ja) 2017-04-06 2019-08-14 トヨタ自動車株式会社 進路設定装置及び進路設定方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH651709A5 (de) * 1980-11-04 1985-09-30 Landis & Gyr Ag Verfahren und einrichtung zur entzerrung binaerer empfangssignale.
GB2088676B (en) * 1980-11-14 1985-09-04 Plessey Co Ltd Transmission systems
US4646305A (en) * 1983-09-26 1987-02-24 Case Communications, Inc. High speed data modem using multilevel encoding
GB8628655D0 (en) * 1986-12-01 1987-01-07 British Telecomm Data coding
US4882733A (en) * 1987-03-13 1989-11-21 Ford Aerospace Corporation Method and apparatus for combining encoding and modulation
US4807253A (en) * 1987-11-13 1989-02-21 American Telephone And Telegraph Company, At&T Bell Laboratories Time-varying trellis-coded modulation formats which are robust in channels with phase variations
GB2253974B (en) * 1991-03-22 1995-02-22 British Telecomm Convolutional coding
US5428646A (en) * 1992-12-24 1995-06-27 Motorola, Inc. Device and method for frame synchronization in a multi-level trellis coding system
FR2712760B1 (fr) * 1993-11-19 1996-01-26 France Telecom Procédé pour transmettre des bits d'information en appliquant des codes en blocs concaténés.
CA2153956A1 (en) * 1994-07-15 1996-01-16 Masami Aizawa Transmission system and apparatus therefor
US5675590A (en) * 1994-11-23 1997-10-07 At&T Wireless Services, Inc. Cyclic trellis coded modulation

Also Published As

Publication number Publication date
CN1108665C (zh) 2003-05-14
FR2756996A1 (fr) 1998-06-12
DE69722571T2 (de) 2004-04-29
US6038696A (en) 2000-03-14
CN1189019A (zh) 1998-07-29
EP0848501B1 (de) 2003-06-04
JPH114270A (ja) 1999-01-06
EP0848501A1 (de) 1998-06-17

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee