DE69423400T2 - Verfahren zur Rückgewinnung von Benutzerdaten - Google Patents

Verfahren zur Rückgewinnung von Benutzerdaten

Info

Publication number
DE69423400T2
DE69423400T2 DE69423400T DE69423400T DE69423400T2 DE 69423400 T2 DE69423400 T2 DE 69423400T2 DE 69423400 T DE69423400 T DE 69423400T DE 69423400 T DE69423400 T DE 69423400T DE 69423400 T2 DE69423400 T2 DE 69423400T2
Authority
DE
Germany
Prior art keywords
recovery
user data
user
data
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 - Fee Related
Application number
DE69423400T
Other languages
English (en)
Other versions
DE69423400D1 (de
Inventor
Earl Albert Cunningham
Bradley E Hanson
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.)
IBM United Kingdom Ltd
HGST Netherlands BV
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE69423400D1 publication Critical patent/DE69423400D1/de
Publication of DE69423400T2 publication Critical patent/DE69423400T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • 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)
  • Digital Magnetic Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69423400T 1993-08-19 1994-06-21 Verfahren zur Rückgewinnung von Benutzerdaten Expired - Fee Related DE69423400T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/109,756 US5379162A (en) 1993-08-19 1993-08-19 Customized data recovery procedures selected responsive to readback errors and transducer head and disk parameters

Publications (2)

Publication Number Publication Date
DE69423400D1 DE69423400D1 (de) 2000-04-20
DE69423400T2 true DE69423400T2 (de) 2000-09-07

Family

ID=22329399

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423400T Expired - Fee Related DE69423400T2 (de) 1993-08-19 1994-06-21 Verfahren zur Rückgewinnung von Benutzerdaten

Country Status (7)

Country Link
US (1) US5379162A (de)
EP (1) EP0639825B1 (de)
JP (1) JP2656730B2 (de)
KR (1) KR0133243B1 (de)
CN (1) CN1039263C (de)
DE (1) DE69423400T2 (de)
SG (1) SG43696A1 (de)

Families Citing this family (34)

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US5490149A (en) * 1993-12-28 1996-02-06 International Business Machines Corporation Tactical read error recovery strategy based on dynamic feedback
US5940234A (en) * 1994-02-08 1999-08-17 Mobile Storage Technology Inc. Head instability recovery method for a disk drive
US5600500A (en) * 1994-11-14 1997-02-04 Seagate Technology, Inc. Performance based write current optimization process
US6038679A (en) * 1994-11-30 2000-03-14 International Business Machines Corporation Adaptive data recovery method and apparatus
US6014754A (en) * 1995-06-29 2000-01-11 International Business Machines Corporation Signal recording and regenerating apparatus and error recovery processing execution sequence change method
JP2986083B2 (ja) * 1995-09-21 1999-12-06 インターナショナル・ビジネス・マシーンズ・コーポレイション デイスク装置およびデイスク装置における読み取り不良回復方法
JP3140957B2 (ja) * 1996-02-16 2001-03-05 インターナショナル・ビジネス・マシーンズ・コーポレ−ション デイスク装置およびデイスク装置におけるエラー処理方法
US5872905A (en) * 1996-03-14 1999-02-16 Matsushita Electric Industrial Co., Ltd. Recording area management method, error recovery processing method, and storage apparatus
US6038620A (en) * 1996-09-09 2000-03-14 International Business Machines Corporation Method and system for optimal high speed match in a high performance controller which ensures an input/output interface stays ahead of a host interface
US5917670A (en) * 1996-10-15 1999-06-29 Quantum Corporation Method for recovering data from disk with magneto-resistive head in presence of thermal asperities
KR100430729B1 (ko) * 1996-12-14 2004-07-07 삼성전자주식회사 리드채널최적화를위한판독인자자동변경방법
US6040953A (en) * 1997-03-25 2000-03-21 International Business Machines Corporation Adaptive data recovery method and means tuned to thermal asperities in a cyclic, multitracked magnetic storage subsystem
JPH1166763A (ja) * 1997-08-21 1999-03-09 Nec Corp データディスクの読み出し方法および読み出し手順を記録した記録媒体
US6058092A (en) * 1997-09-30 2000-05-02 Compaq Computer Corporation Optical tape drive that includes redundant optical heads to perform failure recovery
KR100468702B1 (ko) * 1997-12-30 2005-04-06 삼성전자주식회사 하드 디스크 드라이브의 리트라이 테이블 결정방법
US6314433B1 (en) * 1998-06-12 2001-11-06 Hewlett-Packard Company Frame-based heroic data recovery
US6401229B1 (en) * 1998-09-21 2002-06-04 Hewlett-Packard Company System and method for data error recovery on optical media utilizing hierarchical recovery techniques
JP3371396B2 (ja) * 1998-09-24 2003-01-27 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 エラー回復方法及び装置
JP3737293B2 (ja) * 1998-10-14 2006-01-18 アルプス電気株式会社 ディスク装置
US6606210B1 (en) 1999-04-21 2003-08-12 Seagate Technology Llc Intelligent sector recovery algorithm
US6690532B1 (en) 1999-07-23 2004-02-10 Seagate Technology Llc Self-diagnostic MR head recovery
US6487677B1 (en) * 1999-09-30 2002-11-26 Lsi Logic Corporation Methods and systems for dynamic selection of error recovery procedures in a managed device
US6643084B1 (en) 2000-04-20 2003-11-04 Hitachi Global Storage Technologies Netherlands B.V. Adaptive off-track recovery
KR20030025688A (ko) * 2001-09-22 2003-03-29 삼성전자주식회사 디스크 드라이브의 에러 복구 방법
US6959399B2 (en) * 2001-09-24 2005-10-25 International Business Machines Corporation Selective automated power cycling of faulty disk in intelligent disk array enclosure for error recovery
US6771444B2 (en) * 2002-02-04 2004-08-03 International Business Machines Corporation Method and apparatus for implementing adaptive reordering of data recovery procedure steps in a disk drive
US7475276B2 (en) * 2004-05-07 2009-01-06 Equallogic, Inc. Method for maintaining track data integrity in magnetic disk storage devices
US7522365B1 (en) 2004-11-03 2009-04-21 Maxtor Corporation Magnetic storage systems and methods allowing for recovery of data blocks written off-track with non-constant offsets
JP2006221773A (ja) * 2005-02-14 2006-08-24 Fuji Photo Film Co Ltd 円盤状磁気記録媒体
JP2008027499A (ja) * 2006-07-19 2008-02-07 Lenovo Singapore Pte Ltd 磁気記録装置、磁気記録方法、および磁気記録用プログラム
CN101868785B (zh) * 2007-09-21 2014-09-24 惠普开发有限公司 生成数据存储系统的并行恢复策略
US7920350B2 (en) * 2008-09-30 2011-04-05 Hitachi Global Storage Technologies, Netherlands, B.V. Adaptive data recovery procedure based on radial positioning
US8116025B1 (en) * 2008-12-18 2012-02-14 Western Digital Technologies, Inc. Disk drive executing retry operation after adjusting jog value in response to gain control
US10116336B2 (en) * 2014-06-13 2018-10-30 Sandisk Technologies Llc Error correcting code adjustment for a data storage device

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US3668631A (en) * 1969-02-13 1972-06-06 Ibm Error detection and correction system with statistically optimized data recovery
US4053752A (en) * 1975-09-15 1977-10-11 International Business Machines Corporation Error recovery and control in a mass storage system
JPS5730112A (en) * 1980-07-28 1982-02-18 Ricoh Co Ltd Disk controller
US4485451A (en) * 1982-01-28 1984-11-27 Obedineni Zavodi Za Zapametyavashti Ustroystva System for monitoring dynamic parameters of magnetic heads
US4516165A (en) * 1982-12-27 1985-05-07 International Business Machines Corporation Error recovery procedure using selective erasure
US4821125A (en) * 1986-06-11 1989-04-11 International Business Machines Corporation Compensation of write current adn delta-V for recording component and radial position
US4812928A (en) * 1987-08-14 1989-03-14 Seagate Technology, Inc. Stepper motor data recovery method using a magnetic hysteresis based stepping algorithm
US4970609A (en) * 1988-10-17 1990-11-13 International Business Machines Corporation Clocking method and apparatus for use with partial response coded binary data
US5245487A (en) * 1989-01-27 1993-09-14 International Business Machines Corporation Transducer head for rigid disk drive
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
US5189566A (en) * 1990-03-15 1993-02-23 International Business Machines Corporation Method and apparatus for recovering data
US5233584A (en) * 1990-09-04 1993-08-03 International Business Machines Corporation Optical disk device using high and low data-sensing criteria plus device recalibration for error control
US5193036A (en) * 1990-10-02 1993-03-09 International Business Machines Corporation Transducer head skew arrangement for disk drive system
GB2250897A (en) * 1990-12-04 1992-06-17 Ibm Error recovery in data communication systems.
US5191420A (en) * 1991-12-16 1993-03-02 Thomson Consumer Electronics, Inc. Video system with feedback controlled "white stretch" processing and brightness compensation

Also Published As

Publication number Publication date
CN1102898A (zh) 1995-05-24
JP2656730B2 (ja) 1997-09-24
KR950006616A (ko) 1995-03-21
JPH0765313A (ja) 1995-03-10
SG43696A1 (en) 1997-11-14
US5379162A (en) 1995-01-03
DE69423400D1 (de) 2000-04-20
EP0639825A1 (de) 1995-02-22
EP0639825B1 (de) 2000-03-15
CN1039263C (zh) 1998-07-22
KR0133243B1 (ko) 1998-04-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HITACHI GLOBAL STORAGE TECHNOLOGIES NETHERLANDS B.

Owner name: IBM UNITED KINGDOM LTD., PORTSMOUTH, HAMPSHIRE, GB

8339 Ceased/non-payment of the annual fee