SG38872A1 - Magnetic disk apparatus - Google Patents

Magnetic disk apparatus

Info

Publication number
SG38872A1
SG38872A1 SG1995001277A SG1995001277A SG38872A1 SG 38872 A1 SG38872 A1 SG 38872A1 SG 1995001277 A SG1995001277 A SG 1995001277A SG 1995001277 A SG1995001277 A SG 1995001277A SG 38872 A1 SG38872 A1 SG 38872A1
Authority
SG
Singapore
Prior art keywords
magnetic disk
disk apparatus
magnetic
disk
Prior art date
Application number
SG1995001277A
Other languages
English (en)
Inventor
Yosuke Seo
Kazuhisa Shishida
Takashi Yamaguchi
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of SG38872A1 publication Critical patent/SG38872A1/en

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
SG1995001277A 1994-09-09 1995-09-02 Magnetic disk apparatus SG38872A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21558994A JPH0877538A (ja) 1994-09-09 1994-09-09 磁気ディスク装置

Publications (1)

Publication Number Publication Date
SG38872A1 true SG38872A1 (en) 1997-04-17

Family

ID=16674940

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1995001277A SG38872A1 (en) 1994-09-09 1995-09-02 Magnetic disk apparatus

Country Status (5)

Country Link
EP (1) EP0701248B1 (zh)
JP (1) JPH0877538A (zh)
CN (1) CN1091288C (zh)
DE (1) DE69521851T2 (zh)
SG (1) SG38872A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5646797A (en) * 1990-09-18 1997-07-08 Rodime Plc Digital servo control system for use in disk drives

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62287407A (ja) * 1986-06-05 1987-12-14 Sony Corp 磁気ヘツド装置
WO1989001685A1 (en) * 1987-08-17 1989-02-23 Siemens Aktiengesellschaft Magnetic storage device with tracker system
EP0494869B1 (en) * 1989-07-27 1996-09-04 Conner Peripherals, Inc. Disk drive system using multiple embedded quadrature servo fields
JPH0498661A (ja) 1990-08-17 1992-03-31 Mitsubishi Electric Corp 磁気記憶装置
JP3166181B2 (ja) * 1991-02-28 2001-05-14 株式会社日立製作所 磁気記憶装置
JP2635942B2 (ja) * 1994-02-10 1997-07-30 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 直接アクセス記憶装置のサーボ位置決めの方法及び装置

Also Published As

Publication number Publication date
DE69521851D1 (de) 2001-08-30
EP0701248A1 (en) 1996-03-13
JPH0877538A (ja) 1996-03-22
CN1142101A (zh) 1997-02-05
DE69521851T2 (de) 2004-05-27
EP0701248B1 (en) 2001-07-25
CN1091288C (zh) 2002-09-18

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