DE69225752D1 - Fehlerkorrektur-Kodierung/Dekodierungsverfahren und -gerät - Google Patents

Fehlerkorrektur-Kodierung/Dekodierungsverfahren und -gerät

Info

Publication number
DE69225752D1
DE69225752D1 DE69225752T DE69225752T DE69225752D1 DE 69225752 D1 DE69225752 D1 DE 69225752D1 DE 69225752 T DE69225752 T DE 69225752T DE 69225752 T DE69225752 T DE 69225752T DE 69225752 D1 DE69225752 D1 DE 69225752D1
Authority
DE
Germany
Prior art keywords
error correction
decoding method
correction coding
coding
decoding
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
DE69225752T
Other languages
English (en)
Other versions
DE69225752T2 (de
Inventor
Kazuyuki Miya
Osamu Kato
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69225752D1 publication Critical patent/DE69225752D1/de
Publication of DE69225752T2 publication Critical patent/DE69225752T2/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
    • H03M13/37—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
    • 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
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
  • Dc Digital Transmission (AREA)
DE69225752T 1991-08-23 1992-08-18 Fehlerkorrektur-Kodierung/Dekodierungsverfahren und -gerät Expired - Fee Related DE69225752T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3212286A JP2876497B2 (ja) 1991-08-23 1991-08-23 誤り訂正符復号化方法およびその装置

Publications (2)

Publication Number Publication Date
DE69225752D1 true DE69225752D1 (de) 1998-07-09
DE69225752T2 DE69225752T2 (de) 1998-12-03

Family

ID=16620087

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225752T Expired - Fee Related DE69225752T2 (de) 1991-08-23 1992-08-18 Fehlerkorrektur-Kodierung/Dekodierungsverfahren und -gerät

Country Status (4)

Country Link
US (1) US5398254A (de)
EP (1) EP0529909B1 (de)
JP (1) JP2876497B2 (de)
DE (1) DE69225752T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2522142B2 (ja) * 1992-12-25 1996-08-07 日本電気株式会社 ビタビ復号器の同期検出方式
JPH06311143A (ja) * 1993-04-21 1994-11-04 Nec Corp 誤り制御通信システム
GB2281179B (en) * 1993-08-18 1998-03-11 Roke Manor Research Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit
JP3203941B2 (ja) * 1994-03-24 2001-09-04 松下電器産業株式会社 ビタビ復号装置
CA2131242C (en) * 1994-08-31 1999-02-16 Masao Ikekawa Apparatus for error-correct decoding in a digital data communications system
CA2171922C (en) * 1995-03-31 2001-12-11 Joseph Michael Nowack Decoder and method therefor
US5838697A (en) * 1995-12-15 1998-11-17 Oki Electric Industry Co., Ltd. Bit error counting method and counting technical field
US5751734A (en) * 1996-11-04 1998-05-12 Samsung Electronics Co., Ltd. Decoding method and apparatus using trace deletion for Viterbi algorithm
FI102230B1 (fi) 1997-02-28 1998-10-30 Nokia Telecommunications Oy Vastaanottomenetelmä ja vastaanotin
JP3570841B2 (ja) * 1997-03-05 2004-09-29 日本電気株式会社 データ再生装置
JP3700818B2 (ja) * 1999-01-21 2005-09-28 Ｎｅｃエンジニアリング株式会社 誤り訂正回路
JP3497399B2 (ja) * 1999-01-29 2004-02-16 シャープ株式会社 ビタビ復号器
EP1063807B1 (de) * 1999-06-18 2004-03-17 Alcatel Gemeinsame Quellen- und Kanalcodierung
US6633615B1 (en) * 2000-01-31 2003-10-14 Agere Systems Inc. Trellis transition-probability calculation with threshold normalization
US7234096B2 (en) * 2001-04-18 2007-06-19 Sharp Kabushiki Kaisha Decoding method and recording-medium reproducing apparatus
US7231586B2 (en) * 2004-07-21 2007-06-12 Freescale Semiconductor, Inc. Multi-rate viterbi decoder
US7895504B2 (en) * 2005-06-16 2011-02-22 Qualcomm Incorporated NAK-to-ACK error detection and recovery
US7733988B2 (en) * 2005-10-28 2010-06-08 Alcatel-Lucent Usa Inc. Multiframe control channel detection for enhanced dedicated channel
FR2911228A1 (fr) * 2007-01-05 2008-07-11 France Telecom Codage par transformee, utilisant des fenetres de ponderation et a faible retard.
CN102123009B (zh) * 2011-03-18 2015-02-11 京信通信系统（广州）有限公司 一种动态维特比解码方法及装置
US10759376B2 (en) 2018-08-06 2020-09-01 Ford Global Technologies, Llc Vehicle airbag

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60237740A (ja) * 1984-05-10 1985-11-26 Mitsubishi Electric Corp 符号伝送方式
US4802174A (en) * 1986-02-19 1989-01-31 Sony Corporation Viterbi decoder with detection of synchronous or asynchronous states
US4748626A (en) * 1987-01-28 1988-05-31 Racal Data Communications Inc. Viterbi decoder with reduced number of data move operations
US4803729A (en) * 1987-04-03 1989-02-07 Dragon Systems, Inc. Speech recognition method
DE3721884A1 (de) * 1987-07-02 1989-01-12 Meyr Heinrich Prof Dr Verfahren zur ausfuehrung des viterbi-algorithmus mit hilfe parallelverarbeitender strukturen
JPH02215232A (ja) * 1989-02-16 1990-08-28 Fujitsu Ltd ビタビ復号器
DE3911999A1 (de) * 1989-04-12 1990-10-18 Philips Patentverwaltung Uebertragungssystem
SE465697B (sv) * 1989-09-19 1991-10-14 Ericsson Telefon Ab L M Saett att i ett digitalt radiooeverfoeringssystem foer oeverfoering av signaler mellan en saendande och en mottagande radiostation alstra godhetstal foer hos den mottagande radiostationen erhaallna binaera siffror
US5185747A (en) * 1989-11-29 1993-02-09 Technophone Ltd. Data symbol estimation
US5027374A (en) * 1990-03-26 1991-06-25 Motorola, Inc. Bit serial Viterbi decoder add/compare/select array
GB9105101D0 (en) * 1991-03-11 1991-04-24 British Telecomm Error burst detection
US5233630A (en) * 1991-05-03 1993-08-03 Qualcomm Incorporated Method and apparatus for resolving phase ambiguities in trellis coded modulated data
US5243605A (en) * 1991-07-11 1993-09-07 Storage Technology Corporation Modified viterbi detector with run-length code constraint
US5159608A (en) * 1991-08-28 1992-10-27 Falconer David D Method and apparatus for using orthogonal coding in a communication system

Also Published As

Publication number Publication date
DE69225752T2 (de) 1998-12-03
JPH0555933A (ja) 1993-03-05
EP0529909A3 (en) 1993-09-29
US5398254A (en) 1995-03-14
EP0529909B1 (de) 1998-06-03
EP0529909A2 (de) 1993-03-03
JP2876497B2 (ja) 1999-03-31

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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