FR2456427B1 - Dispositif de correction de donnees erronees - Google Patents

Dispositif de correction de donnees erronees

Info

Publication number
FR2456427B1
FR2456427B1 FR8010485A FR8010485A FR2456427B1 FR 2456427 B1 FR2456427 B1 FR 2456427B1 FR 8010485 A FR8010485 A FR 8010485A FR 8010485 A FR8010485 A FR 8010485A FR 2456427 B1 FR2456427 B1 FR 2456427B1
Authority
FR
France
Prior art keywords
erroneous data
correcting erroneous
correcting
data
erroneous
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
Application number
FR8010485A
Other languages
English (en)
Other versions
FR2456427A1 (fr
Inventor
Tadashi 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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of FR2456427A1 publication Critical patent/FR2456427A1/fr
Application granted granted Critical
Publication of FR2456427B1 publication Critical patent/FR2456427B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • 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
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1813—Pulse code modulation systems for audio signals by adding special bits or symbols to the coded information

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
FR8010485A 1979-05-10 1980-05-09 Dispositif de correction de donnees erronees Expired FR2456427B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5741779A JPS55149551A (en) 1979-05-10 1979-05-10 Data correcting circuit

Publications (2)

Publication Number Publication Date
FR2456427A1 FR2456427A1 (fr) 1980-12-05
FR2456427B1 true FR2456427B1 (fr) 1986-05-16

Family

ID=13055063

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010485A Expired FR2456427B1 (fr) 1979-05-10 1980-05-09 Dispositif de correction de donnees erronees

Country Status (5)

Country Link
US (1) US4368533A (fr)
JP (1) JPS55149551A (fr)
DE (1) DE3017830A1 (fr)
FR (1) FR2456427B1 (fr)
GB (1) GB2050014B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3211053A1 (de) * 1981-03-25 1982-10-14 Akai Electric Co. Ltd. Fehlerkorrektur- und kontrollsystem fuer pcm-dekodiergeraete
DE3377029D1 (en) * 1982-06-15 1988-07-14 Toshiba Kk Apparatus for dividing the elements of a galois field
JPS5972838A (ja) * 1982-10-20 1984-04-24 Victor Co Of Japan Ltd リ−ド・ソロモン符号生成回路
US4532517A (en) * 1983-02-28 1985-07-30 Allied Corporation Cyclic redundancy check monitor for microwave landing system beam steering unit
JPS6029073A (ja) * 1983-06-17 1985-02-14 Hitachi Ltd ディジタル信号構成方式
JPH0680491B2 (ja) * 1983-12-30 1994-10-12 ソニー株式会社 有限体の演算回路
US4797848A (en) * 1986-04-18 1989-01-10 Hughes Aircraft Company Pipelined bit-serial Galois Field multiplier
JP2722647B2 (ja) * 1989-04-11 1998-03-04 富士通株式会社 磁気テープ制御装置
JPH1196030A (ja) * 1997-09-22 1999-04-09 Toyo Commun Equip Co Ltd 有限体上の乗算方法及び乗算回路

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL130511C (fr) * 1963-10-15
US3487361A (en) 1966-12-15 1969-12-30 Ibm Burst error correction system
US3542756A (en) 1968-02-07 1970-11-24 Codex Corp Error correcting
US3629824A (en) * 1970-02-12 1971-12-21 Ibm Apparatus for multiple-error correcting codes
US3697948A (en) * 1970-12-18 1972-10-10 Ibm Apparatus for correcting two groups of multiple errors
US3697949A (en) 1970-12-31 1972-10-10 Ibm Error correction system for use with a rotational single-error correction, double-error detection hamming code
US3745528A (en) * 1971-12-27 1973-07-10 Ibm Error correction for two tracks in a multitrack system
US3868632A (en) * 1972-11-15 1975-02-25 Ibm Plural channel error correcting apparatus and methods
US3811108A (en) 1973-05-29 1974-05-14 Honeywell Inf Systems Reverse cyclic code error correction
US4052698A (en) * 1975-03-17 1977-10-04 Burroughs Corporation Multi-parallel-channel error checking
GB2042228B (en) 1979-01-31 1983-09-14 Tokyo Shibaura Electric Co Data correcting system

Also Published As

Publication number Publication date
FR2456427A1 (fr) 1980-12-05
GB2050014A (en) 1980-12-31
DE3017830A1 (de) 1980-11-13
GB2050014B (en) 1984-03-07
US4368533A (en) 1983-01-11
JPS55149551A (en) 1980-11-20

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse