DE4015755A1 - Einrichtung zum korrigieren von daten, die mit mindestens einem fehlerkorrekturkode mehrfach kodiert sind - Google Patents

Einrichtung zum korrigieren von daten, die mit mindestens einem fehlerkorrekturkode mehrfach kodiert sind

Info

Publication number
DE4015755A1
DE4015755A1 DE4015755A DE4015755A DE4015755A1 DE 4015755 A1 DE4015755 A1 DE 4015755A1 DE 4015755 A DE4015755 A DE 4015755A DE 4015755 A DE4015755 A DE 4015755A DE 4015755 A1 DE4015755 A1 DE 4015755A1
Authority
DE
Germany
Prior art keywords
error correction
data
error
correction
buffer memory
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.)
Granted
Application number
DE4015755A
Other languages
German (de)
English (en)
Other versions
DE4015755C2 (OSRAM
Inventor
Chitoku Kiyonaga
Kengo Sudoh
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Publication of DE4015755A1 publication Critical patent/DE4015755A1/de
Application granted granted Critical
Publication of DE4015755C2 publication Critical patent/DE4015755C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G11B20/1879—Direct read-after-write methods
    • 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
    • G11B20/1809—Pulse code modulation systems for audio signals by interleaving
    • 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
    • G11B20/1816—Testing
    • G11B2020/183—Testing wherein at least one additional attempt is made to read or write the data when a first attempt is unsuccessful

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Digital Magnetic Recording (AREA)
  • Television Signal Processing For Recording (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
DE4015755A 1989-05-19 1990-05-16 Einrichtung zum korrigieren von daten, die mit mindestens einem fehlerkorrekturkode mehrfach kodiert sind Granted DE4015755A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1127444A JP2554743B2 (ja) 1989-05-19 1989-05-19 再生のための誤り訂正装置

Publications (2)

Publication Number Publication Date
DE4015755A1 true DE4015755A1 (de) 1990-11-22
DE4015755C2 DE4015755C2 (OSRAM) 1992-10-22

Family

ID=14960085

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4015755A Granted DE4015755A1 (de) 1989-05-19 1990-05-16 Einrichtung zum korrigieren von daten, die mit mindestens einem fehlerkorrekturkode mehrfach kodiert sind

Country Status (3)

Country Link
US (1) US5371745A (OSRAM)
JP (1) JP2554743B2 (OSRAM)
DE (1) DE4015755A1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0706184A3 (en) * 1994-10-07 1997-01-08 Hitachi Ltd Error correction device

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3340783B2 (ja) * 1993-03-24 2002-11-05 富士通株式会社 ディスク制御装置
US5488691A (en) * 1993-11-17 1996-01-30 International Business Machines Corporation Memory card, computer system and method of operation for differentiating the use of read-modify-write cycles in operating and initializaiton modes
US5490149A (en) * 1993-12-28 1996-02-06 International Business Machines Corporation Tactical read error recovery strategy based on dynamic feedback
JPH10505938A (ja) * 1995-07-19 1998-06-09 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ マルチフレーム誤り保護機能を有する可逆マルチトラック磁気テープ記憶システム
US5872905A (en) * 1996-03-14 1999-02-16 Matsushita Electric Industrial Co., Ltd. Recording area management method, error recovery processing method, and storage apparatus
JP3268729B2 (ja) * 1996-06-27 2002-03-25 株式会社東芝 磁気ディスク装置及び磁気ディスク装置におけるエラー訂正方法
JP3863252B2 (ja) * 1996-11-15 2006-12-27 富士通株式会社 誤り訂正方法、誤り訂正装置、データ読み出し装置、及び、データマッピング方法
KR100265234B1 (ko) 1997-07-29 2000-09-15 윤종용 Hd-dvcr을 위한 3중 에러정정 방법 및 그장치
JPH11339405A (ja) * 1998-05-27 1999-12-10 Sony Corp ディジタル記録再生装置
JP2000003255A (ja) * 1998-06-12 2000-01-07 Nec Corp ディスクアレイ装置
US6367047B1 (en) * 1998-10-20 2002-04-02 Ecrix Multi-level error detection and correction technique for data storage recording device
JP3749039B2 (ja) * 1999-06-30 2006-02-22 パイオニア株式会社 情報再生装置及び情報記録装置
ES2339914T3 (es) * 1999-12-28 2010-05-27 Sony Corporation Sistema y metodo de transacciones comerciales de imagenes.
US6978414B2 (en) * 2001-07-17 2005-12-20 Hewlett-Packard Development Company, L.P. Method and apparatus for protecting against errors occurring in data storage device buffers
US7042667B2 (en) * 2001-07-31 2006-05-09 Hewlett-Packard Development Company, L.P. Data storage
US6958873B2 (en) * 2001-07-31 2005-10-25 Hewlett-Packard Development Company, L.P. Data rewrite control in data transfer and storage apparatus
US6883122B2 (en) * 2001-07-31 2005-04-19 Hewlett-Packard Development Company, L.P. Write pass error detection
US20030037280A1 (en) * 2001-08-20 2003-02-20 Berg Jerry D. Computer memory error management system and method
US7296142B2 (en) * 2003-06-24 2007-11-13 Seagate Technology Llc Multi-tiered retry scheme for reading copies of information from a storage medium
DE102004036383B4 (de) * 2004-07-27 2006-06-14 Siemens Ag Codier-und Decodierverfahren , sowie Codier- und Decodiervorrichtungen
JP2008508632A (ja) * 2004-08-02 2008-03-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ データ記憶及び再生装置
JP2007058978A (ja) * 2005-08-24 2007-03-08 Canon Inc データ処理方法、装置及びプログラム
JP5022240B2 (ja) * 2008-01-08 2012-09-12 インターナショナル・ビジネス・マシーンズ・コーポレーション テープ媒体へのデータの上書き方法、及びその方法を具備した磁気テープ装置
US9553611B2 (en) * 2014-11-27 2017-01-24 Apple Inc. Error correction coding with high-degree overlap among component codes

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4750178A (en) * 1985-04-13 1988-06-07 Sony Corporation Error correction method
DE3910859A1 (de) * 1988-04-04 1989-10-19 Hitachi Ltd Magnetisches aufzeichnungs-/wiedergabe-verfahren und vorrichtung mit lesefehler-korrekturfunktion

Family Cites Families (7)

* 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
IT1032621B (it) * 1975-04-08 1979-06-20 C Olivetti Ec Spa Ing Unita di controllo per introduttore frontale di schede con pista magnetica
US4549295A (en) * 1983-06-21 1985-10-22 International Business Machines Corporation System for identifying defective media in magnetic tape storage systems
JP2517222B2 (ja) * 1985-09-19 1996-07-24 パイオニア株式会社 情報デイスクの記録再生方式
JPS6310377A (ja) * 1986-07-01 1988-01-16 Nec Corp デイスク制御装置
US4817095A (en) * 1987-05-15 1989-03-28 Digital Equipment Corporation Byte write error code method and apparatus
US5068858A (en) * 1989-12-21 1991-11-26 International Business Machines Corporation Error correction capability varied with track location on a magnetic or optical disk

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4750178A (en) * 1985-04-13 1988-06-07 Sony Corporation Error correction method
DE3910859A1 (de) * 1988-04-04 1989-10-19 Hitachi Ltd Magnetisches aufzeichnungs-/wiedergabe-verfahren und vorrichtung mit lesefehler-korrekturfunktion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0706184A3 (en) * 1994-10-07 1997-01-08 Hitachi Ltd Error correction device
US5768502A (en) * 1994-10-07 1998-06-16 Hitachi, Ltd. Error correcting apparatus for detecting and correcting errors in data accessed from a storage medium
US6088825A (en) * 1994-10-07 2000-07-11 Hitachi, Ltd. Error correcting apparatus with error correction unit carrying out first error correction and CPU configured to carry out second error correction

Also Published As

Publication number Publication date
DE4015755C2 (OSRAM) 1992-10-22
JP2554743B2 (ja) 1996-11-13
US5371745A (en) 1994-12-06
JPH02306476A (ja) 1990-12-19

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

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