IT953790B - Sistema e procedimento eprfezionati per la correzione di doppi errori - Google Patents

Sistema e procedimento eprfezionati per la correzione di doppi errori

Info

Publication number
IT953790B
IT953790B IT23578/72A IT2357872A IT953790B IT 953790 B IT953790 B IT 953790B IT 23578/72 A IT23578/72 A IT 23578/72A IT 2357872 A IT2357872 A IT 2357872A IT 953790 B IT953790 B IT 953790B
Authority
IT
Italy
Prior art keywords
prefected
correction
procedure
double errors
errors
Prior art date
Application number
IT23578/72A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT953790B publication Critical patent/IT953790B/it

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
    • H03M13/03—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)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
IT23578/72A 1971-06-01 1972-04-27 Sistema e procedimento eprfezionati per la correzione di doppi errori IT953790B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14877371A 1971-06-01 1971-06-01

Publications (1)

Publication Number Publication Date
IT953790B true IT953790B (it) 1973-08-10

Family

ID=22527311

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23578/72A IT953790B (it) 1971-06-01 1972-04-27 Sistema e procedimento eprfezionati per la correzione di doppi errori

Country Status (7)

Country Link
US (1) US3714629A (it)
JP (1) JPS5223708B1 (it)
CA (1) CA954222A (it)
DE (1) DE2217935C3 (it)
FR (1) FR2187160A5 (it)
GB (1) GB1346267A (it)
IT (1) IT953790B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949208A (en) * 1974-12-31 1976-04-06 International Business Machines Corporation Apparatus for detecting and correcting errors in an encoded memory word
JPS5825294B2 (ja) * 1975-12-18 1983-05-26 富士通株式会社 ３ジヨウカイロオシヨウシタエラ−テイセイカイロ
US4030067A (en) * 1975-12-29 1977-06-14 Honeywell Information Systems, Inc. Table lookup direct decoder for double-error correcting (DEC) BCH codes using a pair of syndromes
US4117458A (en) * 1977-03-04 1978-09-26 Grumman Aerospace Corporation High speed double error correction plus triple error detection system
US4142174A (en) * 1977-08-15 1979-02-27 International Business Machines Corporation High speed decoding of Reed-Solomon codes
US4413339A (en) * 1981-06-24 1983-11-01 Digital Equipment Corporation Multiple error detecting and correcting system employing Reed-Solomon codes
US4556977A (en) * 1983-09-15 1985-12-03 International Business Machines Corporation Decoding of BCH double error correction - triple error detection (DEC-TED) codes
ATE128585T1 (de) * 1983-12-20 1995-10-15 Sony Corp Verfahren und vorrichtung zur dekodierung eines fehlerkorrigierenden kodes.
US4589112A (en) * 1984-01-26 1986-05-13 International Business Machines Corporation System for multiple error detection with single and double bit error correction
US4604751A (en) * 1984-06-29 1986-08-05 International Business Machines Corporation Error logging memory system for avoiding miscorrection of triple errors
JPS62233932A (ja) * 1986-04-03 1987-10-14 Kenwood Corp Ｂｃｈ符号の復号回路
US5140595A (en) * 1987-09-21 1992-08-18 Cirrus Logic, Inc. Burst mode error detection and definition
US4979173A (en) * 1987-09-21 1990-12-18 Cirrus Logic, Inc. Burst mode error detection and definition
US4835513A (en) * 1988-04-22 1989-05-30 Trw Inc. Method and apparatus for testing an airbag restraint system
US5533035A (en) * 1993-06-16 1996-07-02 Hal Computer Systems, Inc. Error detection and correction method and apparatus
US8539321B2 (en) * 2010-11-10 2013-09-17 Infineon Technologies Ag Apparatus and method for correcting at least one bit error within a coded bit sequence
US9450613B2 (en) 2010-11-10 2016-09-20 Infineon Technologies Ag Apparatus and method for error correction and error detection

Also Published As

Publication number Publication date
DE2217935A1 (de) 1972-12-14
DE2217935C3 (de) 1980-09-25
US3714629A (en) 1973-01-30
FR2187160A5 (it) 1974-01-11
DE2217935B2 (de) 1980-02-07
CA954222A (en) 1974-09-03
JPS5223708B1 (it) 1977-06-25
GB1346267A (en) 1974-02-06

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