DE69226154D1 - Viterbi Dekodierer mit blockweisen Verschiebungsoperationen im Pfadspeicher - Google Patents

Viterbi Dekodierer mit blockweisen Verschiebungsoperationen im Pfadspeicher

Info

Publication number
DE69226154D1
DE69226154D1 DE69226154T DE69226154T DE69226154D1 DE 69226154 D1 DE69226154 D1 DE 69226154D1 DE 69226154 T DE69226154 T DE 69226154T DE 69226154 T DE69226154 T DE 69226154T DE 69226154 D1 DE69226154 D1 DE 69226154D1
Authority
DE
Germany
Prior art keywords
blockwise
viterbi decoder
path memory
shift operations
shift
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
DE69226154T
Other languages
English (en)
Other versions
DE69226154T2 (de
Inventor
Eisaburo Itakura
Yuichi Kojima
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE69226154D1 publication Critical patent/DE69226154D1/de
Application granted granted Critical
Publication of DE69226154T2 publication Critical patent/DE69226154T2/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
    • 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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
DE69226154T 1991-11-15 1992-11-10 Viterbi Dekodierer mit blockweisen Verschiebungsoperationen im Pfadspeicher Expired - Fee Related DE69226154T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32666591A JP3259297B2 (ja) 1991-11-15 1991-11-15 ビタビ復号装置

Publications (2)

Publication Number Publication Date
DE69226154D1 true DE69226154D1 (de) 1998-08-13
DE69226154T2 DE69226154T2 (de) 1998-10-22

Family

ID=18190301

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69226154T Expired - Fee Related DE69226154T2 (de) 1991-11-15 1992-11-10 Viterbi Dekodierer mit blockweisen Verschiebungsoperationen im Pfadspeicher

Country Status (5)

Country Link
US (1) US5410555A (de)
EP (1) EP0543554B1 (de)
JP (1) JP3259297B2 (de)
KR (1) KR100309517B1 (de)
DE (1) DE69226154T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07147546A (ja) * 1993-11-22 1995-06-06 Nec Corp ビタビ復号器
EP0677967A3 (de) * 1994-04-12 1997-07-23 Gold Star Co Viterbi-Dekoder für hochauflösendes Fernsehen.
GB2309867A (en) * 1996-01-30 1997-08-06 Sony Corp Reliability data in decoding apparatus
US6301314B1 (en) * 1996-10-24 2001-10-09 Sony Corporation Viterbi decoding apparatus and viterbi decoding method
JP3322155B2 (ja) * 1997-03-05 2002-09-09 日本電気株式会社 データ再生装置
JP3266182B2 (ja) * 1997-06-10 2002-03-18 日本電気株式会社 ビタビ復号器
KR100282966B1 (ko) * 1998-12-31 2001-03-02 윤종용 복호장치에서 엠엘상태 선택장치 및 방법
ATE259999T1 (de) * 1999-08-31 2004-03-15 Broadcom Corp Speicher ausführung von register-exchange traceback für gigabit ethernet sender-empfänger
KR100680270B1 (ko) * 2000-01-27 2007-02-07 엠텍비젼 주식회사 최대 사후 확률 방식을 이용한 터보 복호기 및 그 복호기에서의 복호 방법
US7185268B2 (en) 2003-02-28 2007-02-27 Maher Amer Memory system and method for use in trellis-based decoding
CN1906857B (zh) * 2004-05-14 2011-09-28 松下电器产业株式会社 Acs电路
DE102004038754A1 (de) * 2004-08-09 2006-02-23 Micronas Gmbh Decoder und Verfahren zum Durchführen eines Viterbi-Algorithmus
JP4729938B2 (ja) * 2005-02-16 2011-07-20 日本電気株式会社 ビタビ復号器及びそれを用いる移動体通信装置、基地局装置、移動体通信端末
JP5586504B2 (ja) * 2011-02-28 2014-09-10 三菱電機株式会社 復号装置
CN111614363B (zh) * 2019-02-26 2023-03-24 扬智科技股份有限公司 维特比算法的改进方法和接收装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59160349A (ja) * 1983-03-03 1984-09-11 Fujitsu Ltd Ａｃｓ回路
US4520490A (en) * 1983-08-05 1985-05-28 At&T Information Systems Inc. Differentially nonlinear convolutional channel coding with expanded set of signalling alphabets
JPS6081925A (ja) * 1983-10-12 1985-05-10 Nec Corp 誤り訂正装置
US4730322A (en) * 1985-09-27 1988-03-08 California Institute Of Technology Method and apparatus for implementing a maximum-likelihood decoder in a hypercube network
JPS63178626A (ja) * 1987-01-20 1988-07-22 Fujitsu Ltd ビタビ復号器
US5117427A (en) * 1988-03-03 1992-05-26 Mitsubishi Denki Kabushiki Kaisha Communication system with concatenated coding error correction
JPH01291527A (ja) * 1988-05-19 1989-11-24 Fujitsu Ltd ビタビ復号器
US5295142A (en) * 1989-07-18 1994-03-15 Sony Corporation Viterbi decoder
JPH1089878A (ja) * 1996-09-10 1998-04-10 Mitsubishi Electric Corp 全熱交換器及びその端面硬化処理方法

Also Published As

Publication number Publication date
EP0543554A1 (de) 1993-05-26
US5410555A (en) 1995-04-25
KR930011453A (ko) 1993-06-24
EP0543554B1 (de) 1998-07-08
KR100309517B1 (ko) 2001-12-15
DE69226154T2 (de) 1998-10-22
JPH05136700A (ja) 1993-06-01
JP3259297B2 (ja) 2002-02-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee