KR900002576A - 착오 정정장치 - Google Patents

착오 정정장치 Download PDF

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Publication number
KR900002576A
KR900002576A KR1019890010615A KR890010615A KR900002576A KR 900002576 A KR900002576 A KR 900002576A KR 1019890010615 A KR1019890010615 A KR 1019890010615A KR 890010615 A KR890010615 A KR 890010615A KR 900002576 A KR900002576 A KR 900002576A
Authority
KR
South Korea
Prior art keywords
error correction
mode
correction device
syndrome
generated
Prior art date
Application number
KR1019890010615A
Other languages
English (en)
Other versions
KR0148004B1 (ko
Inventor
요이찌로 시꼬
시게루 이무라
다께시 후까미
Original Assignee
오오가 노리오
소니 가부시끼 가이샤
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 오오가 노리오, 소니 가부시끼 가이샤 filed Critical 오오가 노리오
Publication of KR900002576A publication Critical patent/KR900002576A/ko
Application granted granted Critical
Publication of KR0148004B1 publication Critical patent/KR0148004B1/ko

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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
    • H03M13/03—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
    • H03M13/13—Linear codes
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

내용 없음

Description

착오 정정장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명의 일실시예를 도시하는 회로 구성도.
제 2 도는 제 1도의 동작 설명을 위한 플로우챠트.

Claims (1)

  1. 통상의 착오 정정을 행하는 제 1 모드와, 상기 제 1 모드보다 강력한 착오 정정을 행하는 제 2 모드를 갖는 착오 정정 장치에 있어서, 상기 제 1모드인 때는, 상기 제 1 모드에서 생성되지 않는, 상기 제 2 모드의 신드롬의 일부를 상기 제 1 모드의 신드롬의 일부 또는 전부로부터 생성하도록 한 것을 특징으로 하는 착오 정정 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890010615A 1988-07-30 1989-07-27 착오 정정장치 KR0148004B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63191688A JP2881773B2 (ja) 1988-07-30 1988-07-30 誤り訂正装置
JP191688 1988-07-30

Publications (2)

Publication Number Publication Date
KR900002576A true KR900002576A (ko) 1990-02-28
KR0148004B1 KR0148004B1 (ko) 1998-12-01

Family

ID=16278808

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890010615A KR0148004B1 (ko) 1988-07-30 1989-07-27 착오 정정장치

Country Status (6)

Country Link
US (1) US5031181A (ko)
JP (1) JP2881773B2 (ko)
KR (1) KR0148004B1 (ko)
DE (1) DE3923367A1 (ko)
FR (1) FR2634961B1 (ko)
GB (1) GB2222282B (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02125532A (ja) * 1988-11-04 1990-05-14 Sony Corp Ｂｃｈ符号の復号装置
US5504818A (en) * 1991-04-19 1996-04-02 Okano; Hirokazu Information processing system using error-correcting codes and cryptography
US5416786A (en) * 1991-06-28 1995-05-16 Industrial Technology Research Institute Error correction circuit for BCH codewords
JP3266932B2 (ja) * 1992-05-18 2002-03-18 キヤノン株式会社 再生装置及び方法
US5550849A (en) * 1993-05-20 1996-08-27 Ceram Incorporated Method and apparatus for detecting single or multiple bit errors instorage devices
JP4846384B2 (ja) * 2006-02-20 2011-12-28 株式会社東芝 半導体記憶装置
JP2007305267A (ja) * 2006-05-15 2007-11-22 Toshiba Corp 半導体記憶装置
JP4946249B2 (ja) * 2006-08-07 2012-06-06 富士通セミコンダクター株式会社 Ｅｃｃのコード長が変更可能な半導体メモリ装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078443A (en) * 1959-01-22 1963-02-19 Alan C Rose Compound error correction system
US3496549A (en) * 1966-04-20 1970-02-17 Bell Telephone Labor Inc Channel monitor for error control
US3506961A (en) * 1966-08-15 1970-04-14 American Computer Commun Adaptively coded data communications system
GB1389551A (en) * 1972-05-15 1975-04-03 Secr Defence Multiplex digital telecommunications apparatus having error- correcting facilities
US4107652A (en) * 1975-12-27 1978-08-15 Fujitsu Limited Error correcting and controlling system
US4397022A (en) * 1981-01-30 1983-08-02 Weng Ming I Weighted erasure codec for the (24, 12) extended Golay code
NL8104342A (nl) * 1981-09-21 1983-04-18 Philips Nv Rekenmachinesysteem, gebaseerd op een symboolkorrigerende kode met twee werkmodes.
JP2533076B2 (ja) * 1983-04-30 1996-09-11 ソニー株式会社 エラ−訂正のための符号化方法
JPH0681058B2 (ja) * 1983-09-26 1994-10-12 パイオニア株式会社 デ−タ送受信方式
BR8407228A (pt) * 1983-12-20 1985-11-26 Sony Corp Processo e aparelho para decodificador codigo de correcao de erros
CA1235189A (en) * 1985-01-14 1988-04-12 Haruhiko Akiyama Error correction encoding system
JPS62120670A (ja) * 1985-11-20 1987-06-01 Sony Corp デ−タの誤り訂正方法
NL192151C (nl) * 1986-02-24 1997-02-04 Philips Electronics Nv Werkwijze en inrichting voor het opslaan en uitlezen van digitaal gekodeerde informatie naar keuze al dan niet beschermd door een foutenkorrigerende kode.
JPS63120528A (ja) * 1986-11-07 1988-05-24 Matsushita Graphic Commun Syst Inc 二重誤り訂正回路
US4890286A (en) 1987-12-11 1989-12-26 Sanyo Electric Co., Ltd. Method and apparatus for decoding error correcting code
US4914660A (en) * 1988-04-08 1990-04-03 Sanyo Electric Co., Ltd. Method and apparatus for decoding error correcting code
US4958349A (en) * 1988-11-01 1990-09-18 Ford Aerospace Corporation High data rate BCH decoder

Also Published As

Publication number Publication date
JP2881773B2 (ja) 1999-04-12
JPH0241032A (ja) 1990-02-09
GB2222282B (en) 1992-04-15
FR2634961A1 (fr) 1990-02-02
US5031181A (en) 1991-07-09
GB2222282A (en) 1990-02-28
DE3923367A1 (de) 1990-02-01
GB8916318D0 (en) 1989-08-31
KR0148004B1 (ko) 1998-12-01
FR2634961B1 (fr) 1994-09-30

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