DE69018609D1 - Verfahren und vorrichtung für die steuerung des suchens für plattenvorrichtung. - Google Patents

Verfahren und vorrichtung für die steuerung des suchens für plattenvorrichtung.

Info

Publication number
DE69018609D1
DE69018609D1 DE69018609T DE69018609T DE69018609D1 DE 69018609 D1 DE69018609 D1 DE 69018609D1 DE 69018609 T DE69018609 T DE 69018609T DE 69018609 T DE69018609 T DE 69018609T DE 69018609 D1 DE69018609 D1 DE 69018609D1
Authority
DE
Germany
Prior art keywords
search
controlling
disk device
disk
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
DE69018609T
Other languages
English (en)
Other versions
DE69018609T2 (de
Inventor
Tsutomu Kiuchi
Toshifumi Hatagami
Shuhei Moriyoshi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69018609D1 publication Critical patent/DE69018609D1/de
Publication of DE69018609T2 publication Critical patent/DE69018609T2/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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details
    • G11B5/5547—"Seek" control and circuits therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
DE69018609T 1989-09-13 1990-09-13 Verfahren und vorrichtung für die steuerung des suchens für plattenvorrichtung. Expired - Fee Related DE69018609T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP23808589 1989-09-13
PCT/JP1990/001176 WO1991004557A1 (en) 1989-09-13 1990-09-13 Method and apparatus for seek control of disk apparatus

Publications (2)

Publication Number Publication Date
DE69018609D1 true DE69018609D1 (de) 1995-05-18
DE69018609T2 DE69018609T2 (de) 1995-08-17

Family

ID=17024940

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69018609T Expired - Fee Related DE69018609T2 (de) 1989-09-13 1990-09-13 Verfahren und vorrichtung für die steuerung des suchens für plattenvorrichtung.

Country Status (4)

Country Link
US (1) US5268884A (de)
EP (1) EP0443042B1 (de)
DE (1) DE69018609T2 (de)
WO (1) WO1991004557A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5262907A (en) * 1991-07-31 1993-11-16 Seagate Technology, Inc. Hard disc drive with improved servo system
JPH06215503A (ja) * 1993-01-14 1994-08-05 Canon Inc 情報記録再生装置
JPH09139033A (ja) * 1995-11-13 1997-05-27 Fujitsu Ltd 記憶装置及びシーク制御方法及び欠陥位置検出方法
JP4158262B2 (ja) * 1999-02-26 2008-10-01 ソニー株式会社 情報記録再生装置および方法ならびに記録媒体
US6339811B1 (en) * 1999-04-21 2002-01-15 Seagate Technologh Llc Rotationally optimized seek initiation
US6310743B1 (en) * 1999-06-24 2001-10-30 Seagate Technology Llc Seek acoustics reduction with minimized performance degradation
JP2003308667A (ja) * 2002-04-11 2003-10-31 Hitachi Ltd ディスク装置及びそのシーク制御方法
US6950264B2 (en) * 2002-07-26 2005-09-27 Hitachi Global Storage Technologies Japan, Ltd. Disk drive system for controlling seek operations
JP2005050416A (ja) * 2003-07-31 2005-02-24 Toshiba Corp ディスク記憶装置及びヘッド位置決め制御方法
US11120825B1 (en) 2020-04-22 2021-09-14 Seagate Technology Llc Modifying seek operations mid-seek

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54155807A (en) * 1978-05-30 1979-12-08 Nec Corp Positioning device
JPS57105061A (en) * 1980-12-22 1982-06-30 Fujitsu Ltd Advanced seek control system of floppy disk device
US4498146A (en) * 1982-07-30 1985-02-05 At&T Bell Laboratories Management of defects in storage media
US4813011A (en) * 1985-05-13 1989-03-14 International Business Machines Corporation Data processing peripheral subsystems having a controller and a plurality of peripheral devices
US4691310A (en) * 1985-08-09 1987-09-01 Rca Corporation Compact disk read only memory recording system with speed control
US4803573A (en) * 1985-10-15 1989-02-07 Fuji Photo Film Co., Ltd. Track access apparatus having high-speed random access using a single stepping motor in a magnetic recording/playback system
JPH087662B2 (ja) * 1985-10-18 1996-01-29 株式会社日立製作所 データ転送制御方法
JPS62117173A (ja) * 1985-11-15 1987-05-28 Fuji Electric Co Ltd デイスク記憶装置のヘツド位置制御方式
DE3818354A1 (de) 1987-05-30 1988-12-08 Ricoh Kk Leukofarbstoffe und diese enthaltende aufzeichnungsmaterialien
JPH0810542B2 (ja) * 1987-06-06 1996-01-31 富士通株式会社 磁気ディスク装置のトラックアクセス制御方式
US4935828A (en) * 1988-06-30 1990-06-19 Wang Laboratories, Inc. Seek multitasking disk controller
US5206943A (en) * 1989-11-03 1993-04-27 Compaq Computer Corporation Disk array controller with parity capabilities

Also Published As

Publication number Publication date
EP0443042A4 (en) 1992-11-25
WO1991004557A1 (en) 1991-04-04
DE69018609T2 (de) 1995-08-17
EP0443042A1 (de) 1991-08-28
US5268884A (en) 1993-12-07
EP0443042B1 (de) 1995-04-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee