DE69014415D1 - Plattenantriebsvorrichtung und Verfahren zu deren Steuerung. - Google Patents

Plattenantriebsvorrichtung und Verfahren zu deren Steuerung.

Info

Publication number
DE69014415D1
DE69014415D1 DE69014415T DE69014415T DE69014415D1 DE 69014415 D1 DE69014415 D1 DE 69014415D1 DE 69014415 T DE69014415 T DE 69014415T DE 69014415 T DE69014415 T DE 69014415T DE 69014415 D1 DE69014415 D1 DE 69014415D1
Authority
DE
Germany
Prior art keywords
controlling
same
disk drive
drive 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
DE69014415T
Other languages
English (en)
Other versions
DE69014415T2 (de
Inventor
Takamasa Kitazawa
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 DE69014415D1 publication Critical patent/DE69014415D1/de
Publication of DE69014415T2 publication Critical patent/DE69014415T2/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
    • G11B5/58—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59605—Circuits
    • G11B5/59616—Synchronisation; Clocking
DE69014415T 1989-06-02 1990-05-25 Plattenantriebsvorrichtung und Verfahren zu deren Steuerung. Expired - Fee Related DE69014415T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1141840A JP2616008B2 (ja) 1989-06-02 1989-06-02 ディスク装置

Publications (2)

Publication Number Publication Date
DE69014415D1 true DE69014415D1 (de) 1995-01-12
DE69014415T2 DE69014415T2 (de) 1995-05-11

Family

ID=15301375

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69014415T Expired - Fee Related DE69014415T2 (de) 1989-06-02 1990-05-25 Plattenantriebsvorrichtung und Verfahren zu deren Steuerung.

Country Status (4)

Country Link
US (1) US5144504A (de)
EP (1) EP0400923B1 (de)
JP (1) JP2616008B2 (de)
DE (1) DE69014415T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03173930A (ja) * 1989-12-01 1991-07-29 Sony Magnescale Inc プリンター装置
US5379166A (en) * 1990-11-15 1995-01-03 Oki Electric Industry Co., Ltd. Magnetic disk drive device
JP2610373B2 (ja) * 1991-01-30 1997-05-14 株式会社東芝 磁気記録再生装置
JPH05334794A (ja) * 1992-06-04 1993-12-17 Nec Ibaraki Ltd 磁気ディスク装置
US5446606A (en) * 1992-10-08 1995-08-29 Seagate Technology, Inc. Disc drive with separate landing and takeoff zones
US5414577A (en) * 1993-04-23 1995-05-09 Micropolis Corporation Magnetically coupled hard disk drive head positioner latch
KR100268499B1 (ko) 1997-07-18 2000-10-16 윤종용 자기디스크드라이브에서의헤드언래치제어방법
KR100384090B1 (ko) 1998-11-04 2003-05-16 미쓰비시덴키 가부시키가이샤 화상 복호화 장치 및 화상 부호화 장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524164A (en) * 1975-06-24 1977-01-13 Toshiba Corp Production process of electronic tube containing photoelectric plane
US4184108A (en) * 1977-11-23 1980-01-15 Sperry Rand Corporation Self-regulating electronic tachometer
JPS58108059A (ja) * 1981-12-22 1983-06-28 Toshiba Corp オ−トリタ−ン回路
JPS60110621A (ja) * 1983-11-21 1985-06-17 東芝精機株式会社 紙葉類結束方法
JPS60170083A (ja) * 1984-02-10 1985-09-03 Teac Co デイスク装置
JPS60191313A (ja) * 1984-03-12 1985-09-28 Canon Electronics Inc キヤリツジ位置制御方式
JPS6163965A (ja) * 1984-09-04 1986-04-02 Toshiba Corp フロツピ−デイスク装置
JPS6218865U (de) * 1985-07-19 1987-02-04
US4777545A (en) * 1985-10-31 1988-10-11 Teac Corporation Circuit arrangement for inhibiting writing on a magnetic disk during the settling time of a transducer head

Also Published As

Publication number Publication date
DE69014415T2 (de) 1995-05-11
JP2616008B2 (ja) 1997-06-04
EP0400923A3 (de) 1991-10-09
EP0400923B1 (de) 1994-11-30
JPH038185A (ja) 1991-01-16
US5144504A (en) 1992-09-01
EP0400923A2 (de) 1990-12-05

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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