FR2807895B1 - Procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre - Google Patents

Procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre

Info

Publication number
FR2807895B1
FR2807895B1 FR0004988A FR0004988A FR2807895B1 FR 2807895 B1 FR2807895 B1 FR 2807895B1 FR 0004988 A FR0004988 A FR 0004988A FR 0004988 A FR0004988 A FR 0004988A FR 2807895 B1 FR2807895 B1 FR 2807895B1
Authority
FR
France
Prior art keywords
encoding
systems
devices
same
decoding methods
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
FR0004988A
Other languages
English (en)
Other versions
FR2807895A1 (fr
Inventor
Dantec Claude Le
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to FR0004988A priority Critical patent/FR2807895B1/fr
Priority to US09/826,148 priority patent/US6993085B2/en
Priority to JP2001120045A priority patent/JP2001352251A/ja
Publication of FR2807895A1 publication Critical patent/FR2807895A1/fr
Application granted granted Critical
Publication of FR2807895B1 publication Critical patent/FR2807895B1/fr
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
    • H03M13/29—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
    • H03M13/2957—Turbo codes and decoding
    • H03M13/296—Particular turbo code structure
    • 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
    • H03M13/27—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 using interleaving techniques
    • H03M13/2771—Internal interleaver for turbo 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
    • H03M13/2957—Turbo codes and decoding
    • H03M13/2996—Tail biting

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
FR0004988A 2000-04-18 2000-04-18 Procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre Expired - Fee Related FR2807895B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0004988A FR2807895B1 (fr) 2000-04-18 2000-04-18 Procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre
US09/826,148 US6993085B2 (en) 2000-04-18 2001-04-05 Encoding and decoding methods and devices and systems using them
JP2001120045A JP2001352251A (ja) 2000-04-18 2001-04-18 符号化及び復号化方法、及び装置、並びにそれらを用いたシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0004988A FR2807895B1 (fr) 2000-04-18 2000-04-18 Procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre

Publications (2)

Publication Number Publication Date
FR2807895A1 FR2807895A1 (fr) 2001-10-19
FR2807895B1 true FR2807895B1 (fr) 2002-06-07

Family

ID=8849378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0004988A Expired - Fee Related FR2807895B1 (fr) 2000-04-18 2000-04-18 Procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre

Country Status (3)

Country Link
US (1) US6993085B2 (fr)
JP (1) JP2001352251A (fr)
FR (1) FR2807895B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU735889B2 (en) * 1998-04-18 2001-07-19 Samsung Electronics Co., Ltd. Channel encoding device and method for communication system
US8054810B2 (en) * 2001-06-25 2011-11-08 Texas Instruments Incorporated Interleaver for transmit diversity
KR101182461B1 (ko) * 2005-07-29 2012-09-12 삼성전자주식회사 와이브로 시스템에서 연접 버스트의 효율적인 복호 방법 및장치
US7587005B2 (en) * 2006-03-28 2009-09-08 Research In Motion Limited Exploiting known padding data to improve block decode success rate
US7853858B2 (en) * 2006-12-28 2010-12-14 Intel Corporation Efficient CTC encoders and methods
US9005848B2 (en) * 2008-06-17 2015-04-14 Photronics, Inc. Photomask having a reduced field size and method of using the same
US8867565B2 (en) 2008-08-21 2014-10-21 Qualcomm Incorporated MIMO and SDMA signaling for wireless very high throughput systems
JP4935778B2 (ja) * 2008-08-27 2012-05-23 富士通株式会社 符号化装置、送信装置および符号化方法
US8411554B2 (en) * 2009-05-28 2013-04-02 Apple Inc. Methods and apparatus for multi-dimensional data permutation in wireless networks
US9005849B2 (en) * 2009-06-17 2015-04-14 Photronics, Inc. Photomask having a reduced field size and method of using the same
US9003266B1 (en) * 2011-04-15 2015-04-07 Xilinx, Inc. Pipelined turbo convolution code decoder
US8843807B1 (en) 2011-04-15 2014-09-23 Xilinx, Inc. Circular pipeline processing system
CN103138881B (zh) * 2011-11-30 2016-03-16 北京东方广视科技股份有限公司 编解码方法和设备
CN109391365B (zh) * 2017-08-11 2021-11-09 华为技术有限公司 一种交织方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5881073A (en) * 1996-09-20 1999-03-09 Ericsson Inc. Convolutional decoding with the ending state decided by CRC bits placed inside multiple coding bursts
EP0884879A3 (fr) * 1997-06-13 1999-03-17 Canon Kabushiki Kaisha Transmission MAQ, utilisant un spèctre étalé et une estimation de séquences
EP0928071B8 (fr) 1997-12-30 2007-04-25 Canon Kabushiki Kaisha Entrelaceur pour turbo-codeur
FR2773287A1 (fr) 1997-12-30 1999-07-02 Canon Kk Entrelaceur, dispositif de codage, procede de permutation, procede de codage, dispositif et procede de decodage et systemes les mettant en oeuvre
US6460161B1 (en) * 1998-06-01 2002-10-01 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Through The Communications Research Centre Processing of state histories in Viterbi decoding
FR2785743A1 (fr) * 1998-11-09 2000-05-12 Canon Kk Dispositif et procede d'adaptation des turbocodeurs et des decodeurs associes a des sequences de longueur variable
FR2785741B1 (fr) * 1998-11-09 2001-01-26 Canon Kk Dispositif et procede de codage et d'entrelacement pour des turbocodes series ou hybrides
FR2785744B1 (fr) * 1998-11-09 2001-01-26 Canon Kk Procede et dispositif de codage de sequences de donnees, procede et dispositif de decodage associes
DE69943198D1 (de) * 1998-12-30 2011-03-31 Canon Kk Kodierungsvorrichtung und Verfahren, Dekodierungsvorrichtung und Verfahren und dazugehörige Systeme
KR100315708B1 (ko) * 1998-12-31 2002-02-28 윤종용 이동통신시스템에서터보인코더의펑처링장치및방법
US6442728B1 (en) * 1999-01-11 2002-08-27 Nortel Networks Limited Methods and apparatus for turbo code
JP3274668B2 (ja) * 1999-10-18 2002-04-15 松下電器産業株式会社 演算処理装置及び演算処理方法
EP1098445B1 (fr) * 1999-11-04 2011-02-16 Canon Kabushiki Kaisha Méthode d'entrelacement pour le turbocodage de données

Also Published As

Publication number Publication date
JP2001352251A (ja) 2001-12-21
US20020021763A1 (en) 2002-02-21
US6993085B2 (en) 2006-01-31
FR2807895A1 (fr) 2001-10-19

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Legal Events

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ST Notification of lapse

Effective date: 20131231