FR2540690B1 - Verificateur de codeur - Google Patents

Verificateur de codeur

Info

Publication number
FR2540690B1
FR2540690B1 FR848401840A FR8401840A FR2540690B1 FR 2540690 B1 FR2540690 B1 FR 2540690B1 FR 848401840 A FR848401840 A FR 848401840A FR 8401840 A FR8401840 A FR 8401840A FR 2540690 B1 FR2540690 B1 FR 2540690B1
Authority
FR
France
Prior art keywords
verifier
encoder
encoder verifier
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 - Lifetime
Application number
FR848401840A
Other languages
English (en)
Other versions
FR2540690A1 (fr
Inventor
Roger W Wood
Charles L Matson
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.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Publication of FR2540690A1 publication Critical patent/FR2540690A1/fr
Application granted granted Critical
Publication of FR2540690B1 publication Critical patent/FR2540690B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
    • G06F11/2215—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test error correction or detection circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • 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
    • H03M13/01—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
    • H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
FR848401840A 1983-02-08 1984-02-07 Verificateur de codeur Expired - Lifetime FR2540690B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/464,845 US4527269A (en) 1983-02-08 1983-02-08 Encoder verifier

Publications (2)

Publication Number Publication Date
FR2540690A1 FR2540690A1 (fr) 1984-08-10
FR2540690B1 true FR2540690B1 (fr) 1991-10-11

Family

ID=23845479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848401840A Expired - Lifetime FR2540690B1 (fr) 1983-02-08 1984-02-07 Verificateur de codeur

Country Status (5)

Country Link
US (1) US4527269A (fr)
JP (1) JPS59151246A (fr)
DE (1) DE3404417A1 (fr)
FR (1) FR2540690B1 (fr)
GB (1) GB2136994B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8400629A (nl) * 1984-02-29 1985-09-16 Philips Nv Snelle decodeur voor reed-solomon-codes, welke mede als encodeur te gebruiken is, alsmede opname/reproduktie-apparaat voorzien van zo een encodeur/decodeur.
US4555784A (en) * 1984-03-05 1985-11-26 Ampex Corporation Parity and syndrome generation for error detection and correction in digital communication systems
US4599722A (en) * 1984-04-03 1986-07-08 Canadian Patents And Development Limited-Societe Canadienne Des Brevets Et D'exploitation Limitee Apparatus for encoding and decoding digital data to permit error correction
US4747103A (en) * 1985-03-21 1988-05-24 Canon Kabushiki Kaisha Signal processing apparatus for correcting decoding errors
FR2605769B1 (fr) * 1986-10-22 1988-12-09 Thomson Csf Operateur polynomial dans les corps de galois et processeur de traitement de signal numerique comportant un tel operateur
US4809273A (en) * 1987-01-29 1989-02-28 International Business Machines Corporation Device for verifying operation of a checking code generator
JPH01201736A (ja) * 1988-02-08 1989-08-14 Mitsubishi Electric Corp マイクロコンピュータ
JPH0267013A (ja) * 1988-09-01 1990-03-07 Mitsubishi Electric Corp ガロア体演算回路
US5537426A (en) * 1992-05-29 1996-07-16 Goldstar Co., Ltd. Operation apparatus for deriving erasure position Γ(x) and Forney syndrome T(x) polynomials of a Galois field employing a single multiplier
US5483542A (en) * 1993-01-28 1996-01-09 At&T Corp. Byte error rate test arrangement
JPH088760A (ja) * 1994-06-16 1996-01-12 Toshiba Corp 誤り訂正装置
US6108812A (en) * 1996-06-20 2000-08-22 Lsi Logic Corporation Target device XOR engine
US20040117601A1 (en) * 2002-12-12 2004-06-17 Spracklen Lawrence A General-purpose processor that can rapidly perform binary polynomial arithmetic operations
US8832523B2 (en) * 2006-03-03 2014-09-09 Ternarylogic Llc Multi-state symbol error correction in matrix based codes
US9203436B2 (en) * 2006-07-12 2015-12-01 Ternarylogic Llc Error correction in multi-valued (p,k) codes
US20090222712A1 (en) * 2008-03-03 2009-09-03 Legend Silicon Corp. Decoding scheme for correcting both erasures and errors of reed-solomon codes in a digital communication system
KR20220168737A (ko) * 2021-06-17 2022-12-26 삼성전자주식회사 반도체 메모리 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3801955A (en) * 1971-12-13 1974-04-02 Honeywell Inf Systems Cyclic code encoder/decoder
JPS5286011A (en) * 1976-01-12 1977-07-16 Nec Corp Error correction device for parallel processing
DE2759106C2 (de) * 1977-12-30 1979-04-05 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zum Codieren oder Decodieren von Binarinformationen
JPS5811145B2 (ja) * 1978-09-20 1983-03-01 株式会社日立製作所 Ｃｒｃ生成およびチエツク回路の動作確認方法
DE2847996A1 (de) * 1978-11-06 1980-05-22 Leilich Hans Otto Prof Dr Ing Verfahren zur blockweisen fehlererkennung und fehlerkorrektur mittels verkuerzter zyklischer codes

Also Published As

Publication number Publication date
DE3404417A1 (de) 1984-08-16
US4527269A (en) 1985-07-02
GB2136994B (en) 1986-06-18
FR2540690A1 (fr) 1984-08-10
GB2136994A (en) 1984-09-26
GB8402494D0 (en) 1984-03-07
JPS59151246A (ja) 1984-08-29

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Legal Events

Date Code Title Description
ST Notification of lapse