DE69126372D1 - Plattenantriebsgerät - Google Patents

Plattenantriebsgerät

Info

Publication number
DE69126372D1
DE69126372D1 DE69126372T DE69126372T DE69126372D1 DE 69126372 D1 DE69126372 D1 DE 69126372D1 DE 69126372 T DE69126372 T DE 69126372T DE 69126372 T DE69126372 T DE 69126372T DE 69126372 D1 DE69126372 D1 DE 69126372D1
Authority
DE
Germany
Prior art keywords
disk drive
drive device
disk
drive
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
DE69126372T
Other languages
English (en)
Other versions
DE69126372T2 (de
Inventor
Norio Nishida
Yoshihide Yamashita
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69126372D1 publication Critical patent/DE69126372D1/de
Publication of DE69126372T2 publication Critical patent/DE69126372T2/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
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating
DE69126372T 1990-06-26 1991-06-26 Plattenantriebsgerät Expired - Fee Related DE69126372T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2168115A JP2926909B2 (ja) 1990-06-26 1990-06-26 デイスクドライブ装置

Publications (2)

Publication Number Publication Date
DE69126372D1 true DE69126372D1 (de) 1997-07-10
DE69126372T2 DE69126372T2 (de) 1997-09-25

Family

ID=15862135

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69126372T Expired - Fee Related DE69126372T2 (de) 1990-06-26 1991-06-26 Plattenantriebsgerät

Country Status (5)

Country Link
US (1) US5218491A (de)
EP (1) EP0464646B1 (de)
JP (1) JP2926909B2 (de)
KR (1) KR100214786B1 (de)
DE (1) DE69126372T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0795056A (ja) * 1993-05-10 1995-04-07 Internatl Business Mach Corp <Ibm> 可変周波数基準クロック生成装置
US6030681A (en) * 1997-07-10 2000-02-29 Raychem Corporation Magnetic disk comprising a substrate with a cermet layer on a porcelain
JP2000311373A (ja) 1999-04-28 2000-11-07 Sony Corp ディスクドライブ装置
US7106672B1 (en) * 2001-09-11 2006-09-12 Zoran Corporation Method and apparatus for using a frequency difference to adjust a target bit for bit counting
JP2003304694A (ja) * 2002-04-04 2003-10-24 Internatl Business Mach Corp <Ibm> データ記憶装置、回転制御装置及び回転制御方法
US6914740B1 (en) * 2003-11-26 2005-07-05 Western Digital Technologies, Inc. Disk drive employing BEMF spindle speed control or wedge spindle speed control
US6954324B1 (en) * 2003-11-26 2005-10-11 Western Digital Technologies, Inc. Disk drive disabling BEMF detection window to reduce acoustic noise while using wedge spindle speed control
US7916418B2 (en) 2005-06-02 2011-03-29 Koninklijke Philips Electronics N.V. Apparatus and method for controlling the rotation velocity of an optical disc
US7289288B1 (en) 2006-03-23 2007-10-30 Western Digital Technologies, Inc. Disk drive having hybrid spindle speed control and related method
US7339761B1 (en) 2006-04-18 2008-03-04 Western Digital Technologies, Inc. Method for wedge time shift calibration in a disk drive
KR20230026156A (ko) 2021-08-17 2023-02-24 김상목 마스크 제조장치
KR20230026159A (ko) 2021-08-17 2023-02-24 김상목 마스크 제조를 위한 마스크끈 흡착디스크 장치
KR20230026167A (ko) 2021-08-17 2023-02-24 김상목 마스크 제조를 위한 마스크본체 피딩이송 및 마스크끈 열융착 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2486731A1 (fr) * 1980-07-11 1982-01-15 Cii Honeywell Bull Dispositif de regulation de la vitesse de rotation d'un moteur electrique
JPS57210481A (en) * 1981-06-19 1982-12-24 Toshiba Corp Recording and reproducing method for rotary disk
US4477750A (en) * 1982-05-17 1984-10-16 International Business Machines Corporation Multi-level disk drive motor speed control
US4780773A (en) * 1986-04-15 1988-10-25 Mitsubishi Denki Kabushiki Kaisha Motor control circuit with current limiter and bypass switch

Also Published As

Publication number Publication date
US5218491A (en) 1993-06-08
EP0464646A2 (de) 1992-01-08
DE69126372T2 (de) 1997-09-25
JPH0460960A (ja) 1992-02-26
KR100214786B1 (ko) 1999-08-02
JP2926909B2 (ja) 1999-07-28
EP0464646A3 (en) 1992-02-26
KR920001461A (ko) 1992-01-30
EP0464646B1 (de) 1997-06-04

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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