HK76788A - Improved error detection system - Google Patents

Improved error detection system

Info

Publication number
HK76788A
HK76788A HK767/88A HK76788A HK76788A HK 76788 A HK76788 A HK 76788A HK 767/88 A HK767/88 A HK 767/88A HK 76788 A HK76788 A HK 76788A HK 76788 A HK76788 A HK 76788A
Authority
HK
Hong Kong
Prior art keywords
detection system
error detection
improved error
improved
error
Prior art date
Application number
HK767/88A
Other languages
English (en)
Inventor
Richard N Woolley
Neal Glover
Richard Williams
Original Assignee
Apple Computer
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 Apple Computer filed Critical Apple Computer
Publication of HK76788A publication Critical patent/HK76788A/xx

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
    • H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit
    • 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
    • G11B20/1866—Error detection or correction; Testing, e.g. of drop-outs by interleaving
    • 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
    • H03M13/27—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 using interleaving techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Detection And Correction Of Errors (AREA)
HK767/88A 1983-12-08 1988-09-22 Improved error detection system HK76788A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/559,210 US4564941A (en) 1983-12-08 1983-12-08 Error detection system

Publications (1)

Publication Number Publication Date
HK76788A true HK76788A (en) 1988-09-30

Family

ID=24232730

Family Applications (2)

Application Number Title Priority Date Filing Date
HK771/88A HK77188A (en) 1983-12-08 1988-09-22 Data storage method
HK767/88A HK76788A (en) 1983-12-08 1988-09-22 Improved error detection system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK771/88A HK77188A (en) 1983-12-08 1988-09-22 Data storage method

Country Status (8)

Country Link
US (1) US4564941A (xx)
JP (1) JPH0690672B2 (xx)
AU (1) AU574714B2 (xx)
CA (1) CA1208794A (xx)
DE (1) DE3443272C2 (xx)
FR (1) FR2556483B1 (xx)
GB (2) GB2151052B (xx)
HK (2) HK77188A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2557838B2 (ja) * 1986-02-18 1996-11-27 株式会社東芝 Ｉｃカ−ド
JPS63165930A (ja) * 1986-12-27 1988-07-09 Toshiba Corp エラ−検査装置
US4982401A (en) * 1988-07-06 1991-01-01 Tandy Corporation Method and apparatus for detecting transmission errors in cordless telephones
US5406279A (en) * 1992-09-02 1995-04-11 Cirrus Logic, Inc. General purpose, hash-based technique for single-pass lossless data compression
GB9314479D0 (en) * 1992-11-06 1993-08-25 Hewlett Packard Co Encoding data
US5434719A (en) * 1994-03-18 1995-07-18 Seagate Technology, Inc. Correction of header information in a magnetic disc drive
US6961000B2 (en) * 2001-07-05 2005-11-01 Amerasia International Technology, Inc. Smart tag data encoding method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1449837A1 (de) * 1964-06-30 1969-02-20 Philips Patentverwaltung Verfahren und Vorrichtung zur Pruefzeichenherstellung fuer die Informationsabsicherung
US3404373A (en) * 1965-02-18 1968-10-01 Rca Corp System for automatic correction of burst errors
NL6800871A (xx) * 1968-01-19 1969-07-22
MX4130E (es) * 1977-05-20 1982-01-04 Amdahl Corp Mejoras en sistema de procesamiento de datos y escrutinio de informacion utilizando sumas de comprobacion
JPS54139406A (en) * 1978-04-21 1979-10-29 Sony Corp Digital signal transmission method
US4525838A (en) * 1983-02-28 1985-06-25 International Business Machines Corporation Multibyte error correcting system involving a two-level code structure

Also Published As

Publication number Publication date
DE3443272C2 (de) 1994-02-17
HK77188A (en) 1988-09-30
FR2556483B1 (fr) 1988-07-01
GB2151052B (en) 1987-10-14
DE3443272A1 (de) 1985-06-13
GB2151052A (en) 1985-07-10
JPH0690672B2 (ja) 1994-11-14
GB8417671D0 (en) 1984-08-15
US4564941A (en) 1986-01-14
FR2556483A1 (fr) 1985-06-14
CA1208794A (en) 1986-07-29
JPS60124735A (ja) 1985-07-03
AU3289484A (en) 1985-06-13
GB8628271D0 (en) 1986-12-31
AU574714B2 (en) 1988-07-14
GB2181581A (en) 1987-04-23
GB2181581B (en) 1987-10-14

Similar Documents

Publication Publication Date Title
GB8521155D0 (en) Failure detection system
EP0122009A3 (en) Electrochemical detection system
GB8418272D0 (en) Wear-parts system
DE3479299D1 (en) Letter-mail checking system
EP0147336A3 (en) Error correcting and detecting system
GB2147411B (en) Position detection
GB8332006D0 (en) Fission gas detection system
GB2137718B (en) Flow-stopping system
GB8400610D0 (en) Alignment detection system
GB8406613D0 (en) Magnetic-electronic system
GB2151052B (en) Improved error detection system
GB2143886B (en) Formwok system
GB8428756D0 (en) Intermusic interval detecting system
EP0114627A3 (en) Position determining system
JPS57166653A (en) Error detection system
GB8411068D0 (en) Connection system
DE3378547D1 (en) Radioactivity detection system
EP0138701A3 (en) Goniostelemeter system
ZA843470B (en) Resin interface detection system
GB8423127D0 (en) Sensing systems
CS337083A1 (en) Vyfukovy system turbodmychadlem preplnovaneho spalovaciho motoru
GB2144290B (en) Measuring system
GB2140647B (en) 3d-television system
GB8405883D0 (en) Indicator system
GB8326296D0 (en) Failed fuel detection system

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)