DE69623922T2 - Verfahren und Gerät zur Minimierung der Suchzeit in einem Plattenlaufwerk - Google Patents

Verfahren und Gerät zur Minimierung der Suchzeit in einem Plattenlaufwerk

Info

Publication number
DE69623922T2
DE69623922T2 DE69623922T DE69623922T DE69623922T2 DE 69623922 T2 DE69623922 T2 DE 69623922T2 DE 69623922 T DE69623922 T DE 69623922T DE 69623922 T DE69623922 T DE 69623922T DE 69623922 T2 DE69623922 T2 DE 69623922T2
Authority
DE
Germany
Prior art keywords
disk drive
search time
minimizing search
minimizing
time
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
DE69623922T
Other languages
English (en)
Other versions
DE69623922D1 (de
Inventor
Vernon L Knowles
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69623922D1 publication Critical patent/DE69623922D1/de
Application granted granted Critical
Publication of DE69623922T2 publication Critical patent/DE69623922T2/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
DE69623922T 1996-01-16 1996-07-26 Verfahren und Gerät zur Minimierung der Suchzeit in einem Plattenlaufwerk Expired - Fee Related DE69623922T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/586,429 US5684653A (en) 1996-01-16 1996-01-16 Method and apparatus for minimizing seek time in a disk drive by increasing power amplifier power based on power amplifier voltage head room

Publications (2)

Publication Number Publication Date
DE69623922D1 DE69623922D1 (de) 2002-10-31
DE69623922T2 true DE69623922T2 (de) 2003-05-28

Family

ID=24345686

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623922T Expired - Fee Related DE69623922T2 (de) 1996-01-16 1996-07-26 Verfahren und Gerät zur Minimierung der Suchzeit in einem Plattenlaufwerk

Country Status (4)

Country Link
US (1) US5684653A (de)
EP (1) EP0785553B1 (de)
JP (1) JPH09198813A (de)
DE (1) DE69623922T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6163430A (en) * 1996-07-18 2000-12-19 Seagate Technology Llc Disc drive positioning system with variable deceleration curve
DE19914484A1 (de) * 1998-03-30 1999-12-23 Quantum Corp Milpitas Plattenlaufwerk mit zeitgenauer Datensuche
US5999052A (en) * 1998-04-28 1999-12-07 Lucent Technologies Inc. High speed, fine-resolution gain programmable amplifier
US6320721B1 (en) * 1998-09-21 2001-11-20 Texas Instruments Incorporated Method and apparatus for controlling a voice control motor in a hard disk drive
US6594105B1 (en) 1999-04-21 2003-07-15 Seagate Technology Llc Time optimal seeks using linear velocity scheduling
US6930853B2 (en) * 2001-04-17 2005-08-16 Seagate Technology Llc Adaptive seek control for maximum performance with minimal filter corruption

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2078030B (en) * 1980-06-14 1983-02-02 Burroughs Corp Protected servomechanism
US4591933A (en) * 1983-11-28 1986-05-27 Computer Memories, Incorporated Disk drive head positioner with optimized seek operation
US4864437A (en) * 1988-03-07 1989-09-05 Syquest Technology Head loading velocity control
US4894599A (en) * 1988-03-31 1990-01-16 International Business Machines Corporation deadbeat control of disk drive actuator
US4982298A (en) * 1988-08-01 1991-01-01 Rigidyne Corporation Adaptive velocity profile system for a disk drive head
US4914644A (en) * 1988-09-26 1990-04-03 International Business Machines Corporation Disk file digital servo control system with coil current modeling
US5119250A (en) * 1990-06-15 1992-06-02 International Business Machines Corporation Method and apparatus for performing a seek
DE69121327T2 (de) * 1990-06-29 1997-02-06 Quantum Corp Adaptative Spurensuche für eine Platteneinheit
US5329409A (en) * 1991-07-24 1994-07-12 Seagate Technology, Inc. Correction of current feedback offset for disc drive servo systems
JP2671780B2 (ja) * 1993-01-07 1997-10-29 日本電気株式会社 記録再生分離型磁気ディスク装置用サーボ装置並びにディスク装置におけるアクチュエータ力定数推定方法及び補償方法

Also Published As

Publication number Publication date
EP0785553B1 (de) 2002-09-25
US5684653A (en) 1997-11-04
JPH09198813A (ja) 1997-07-31
EP0785553A1 (de) 1997-07-23
DE69623922D1 (de) 2002-10-31

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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: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee