DE69521851D1 - Magnetisches Plattenspeichergerät - Google Patents

Magnetisches Plattenspeichergerät

Info

Publication number
DE69521851D1
DE69521851D1 DE69521851T DE69521851T DE69521851D1 DE 69521851 D1 DE69521851 D1 DE 69521851D1 DE 69521851 T DE69521851 T DE 69521851T DE 69521851 T DE69521851 T DE 69521851T DE 69521851 D1 DE69521851 D1 DE 69521851D1
Authority
DE
Germany
Prior art keywords
storage device
magnetic disk
disk storage
magnetic
storage
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 - Lifetime
Application number
DE69521851T
Other languages
English (en)
Other versions
DE69521851T2 (de
Inventor
Yosuke Seo
Kazuhisa Shishida
Takashi Yamaguchi
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.)
HGST Japan Ltd
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 DE69521851D1 publication Critical patent/DE69521851D1/de
Application granted granted Critical
Publication of DE69521851T2 publication Critical patent/DE69521851T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE1995621851 1994-09-09 1995-08-29 Magnetisches Plattenspeichergerät Expired - Lifetime DE69521851T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21558994A JPH0877538A (ja) 1994-09-09 1994-09-09 磁気ディスク装置
JP21558994 1994-09-09

Publications (2)

Publication Number Publication Date
DE69521851D1 true DE69521851D1 (de) 2001-08-30
DE69521851T2 DE69521851T2 (de) 2004-05-27

Family

ID=16674940

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995621851 Expired - Lifetime DE69521851T2 (de) 1994-09-09 1995-08-29 Magnetisches Plattenspeichergerät

Country Status (5)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2129414T3 (es) * 1990-09-18 1999-06-16 Rodime Plc Sistema de control digital para unidades de disco.

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
WO1991002354A1 (en) * 1989-07-27 1991-02-21 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
EP0701248B1 (de) 2001-07-25
EP0701248A1 (de) 1996-03-13
CN1142101A (zh) 1997-02-05
CN1091288C (zh) 2002-09-18
SG38872A1 (en) 1997-04-17
DE69521851T2 (de) 2004-05-27
JPH0877538A (ja) 1996-03-22

Similar Documents

Publication Publication Date Title
DE69719428T2 (de) Magnetisches Plattenspeichergerät
DE69626746D1 (de) Plattenspeichergerät
DE69535162D1 (de) Informationsspeichergerät
DE69323583T2 (de) Magnetplatteneinheit
DE69523945T2 (de) Plattenspeichervorrichtung
DE4392439T1 (de) Magnetplattenvorrichtung
DE69510111T2 (de) Plattenspeichereinheit
DE29718027U1 (de) Plattenspeichervorrichtung
DE69530753D1 (de) Magnetplattengerät
DE69625859D1 (de) Magnetische Plattenvorrichtung
DE69410612D1 (de) Magnetplattenvorrichtung
DE69426576T2 (de) Magnetische Platteneinheit
DE69321066D1 (de) Magnetplattengerät
DE69421780T2 (de) Magnetische Speicheranordnung
DE69414187T2 (de) Magnetisches Aufzeichnungs-/Wiedergabegerät
DE69512550D1 (de) Magnetisches Aufzeichnungs-/Wiedergabegerät
DE69520240T2 (de) Magnetisches Speichergerät
DE69421029D1 (de) Plattenaufzeichnungsgerät
DE69420208D1 (de) Magnetische Speichervorrichtung
DE69223282D1 (de) Magnetischer Plattenspeicher
DE69522523D1 (de) Plattenaufzeichnungs-/-wiedergabevorrichtung
DE69512108D1 (de) Magnetaufzeichnungs-/wiedergabegerät
DE69728196D1 (de) Magnetische Platteneinheit
DE69521851D1 (de) Magnetisches Plattenspeichergerät
DE69321442T2 (de) Magnetplatteneinheit

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 JAPAN, LTD., O