CN101276597A - 盘驱动装置、用于盘驱动装置的电子电路及其供电方法 - Google Patents

盘驱动装置、用于盘驱动装置的电子电路及其供电方法 Download PDF

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Publication number
CN101276597A
CN101276597A CNA2008100088252A CN200810008825A CN101276597A CN 101276597 A CN101276597 A CN 101276597A CN A2008100088252 A CNA2008100088252 A CN A2008100088252A CN 200810008825 A CN200810008825 A CN 200810008825A CN 101276597 A CN101276597 A CN 101276597A
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CN
China
Prior art keywords
head
slider
disk drive
electronic circuit
drive device
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.)
Pending
Application number
CNA2008100088252A
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English (en)
Chinese (zh)
Inventor
冈村博司
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.)
Toshiba Corp
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Toshiba Corp
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Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of CN101276597A publication Critical patent/CN101276597A/zh
Pending legal-status Critical Current

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    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/14—Control of operating function, e.g. switching from recording to reproducing by sensing movement or position of head, e.g. means moving in correspondence with head movements

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  • Digital Magnetic Recording (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
CNA2008100088252A 2007-03-28 2008-01-24 盘驱动装置、用于盘驱动装置的电子电路及其供电方法 Pending CN101276597A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/692,807 2007-03-28
US11/692,807 US7599141B2 (en) 2007-03-28 2007-03-28 Disk drive apparatus, electronic circuit for disk drive apparatus and powering method therefor

Publications (1)

Publication Number Publication Date
CN101276597A true CN101276597A (zh) 2008-10-01

Family

ID=39793864

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008100088252A Pending CN101276597A (zh) 2007-03-28 2008-01-24 盘驱动装置、用于盘驱动装置的电子电路及其供电方法

Country Status (3)

Country Link
US (1) US7599141B2 (enExample)
JP (1) JP4810524B2 (enExample)
CN (1) CN101276597A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100886630B1 (ko) * 2006-11-02 2009-03-09 주식회사 하이닉스반도체 반도체 소자의 지연 회로
US7839595B1 (en) 2008-01-25 2010-11-23 Western Digital Technologies, Inc. Feed forward compensation for fly height control in a disk drive
US8059357B1 (en) 2010-03-18 2011-11-15 Western Digital Technologies, Inc. Disk drive adjusting fly height when calibrating head/disk contact
US8320069B1 (en) 2010-03-18 2012-11-27 Western Digital Technologies, Inc. Disk drive detecting positive correlation in fly height measurements
US7916420B1 (en) 2010-05-14 2011-03-29 Western Digital Technologies, Inc. Disk drive employing comb filter for repeatable fly height compensation
US8300338B1 (en) 2010-09-30 2012-10-30 Western Digital Technologies, Inc. Disk drive correlating different fly height measurements to verify disk warpage
US11735210B2 (en) * 2021-12-21 2023-08-22 Western Digital Technologies, Inc. Preamplifier with read/write power channels

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06124528A (ja) * 1992-10-13 1994-05-06 Sony Corp ディスクドライブ装置
US5801894A (en) * 1994-10-11 1998-09-01 International Business Machines Corporation Power-saving high performance data storage system
US5787292A (en) * 1996-04-01 1998-07-28 International Business Machines Corporation Power saving method and apparatus for use in multiple frequency zone drives
US6122131A (en) * 1997-09-12 2000-09-19 Quantum Corporation Adaptively-controlled disk drive assembly
US6097559A (en) * 1998-06-26 2000-08-01 International Business Machines Corporation System and method for detecting head-to-disk contact in-situ a direct access storage device using a position error signal
WO2000077785A1 (fr) * 1999-06-15 2000-12-21 Hitachi, Ltd. Systeme de reproduction et circuit integre
JP3709328B2 (ja) * 2000-05-22 2005-10-26 株式会社日立グローバルストレージテクノロジーズ 磁気ディスク装置
JP3795738B2 (ja) * 2000-09-29 2006-07-12 富士通株式会社 記録媒体の回転制御方法及び記憶装置
JP2002251707A (ja) * 2000-12-18 2002-09-06 Hitachi Ltd 磁気ディスク装置
US6859340B2 (en) * 2001-03-09 2005-02-22 Seagate Technology Llc Method and device for retracting an actuator
JP2002319102A (ja) 2001-04-19 2002-10-31 Sony Corp 磁気ヘッド駆動回路
US6717763B2 (en) * 2001-05-16 2004-04-06 Hitachi Global Storage Technologies, Netherlands B.V. Power savings method and apparatus for disk drives
JP2003208701A (ja) 2002-01-11 2003-07-25 Matsushita Electric Ind Co Ltd データ記憶装置、データ記憶装置の磁気抵抗効果型ヘッド用増幅器及びデータ記憶装置からデータを再生する方法
US6937419B2 (en) * 2003-03-10 2005-08-30 Hitachi Global Storage Technologies Netherlands B.V. Method and apparatus for recovering load/unload zone real estate on data storage media in data storage devices to increase a data storage capacity thereof
US7136242B1 (en) * 2004-12-09 2006-11-14 Western Digital Technologies, Inc. Servo writing substantially linear servo wedges to reduce overwrite effect in perpendicular magnetic recording
KR100660884B1 (ko) * 2005-10-31 2006-12-26 삼성전자주식회사 구동 효율 및 탐색 특성이 향상된 하드 디스크 드라이브
JP2007234113A (ja) * 2006-02-28 2007-09-13 Fujitsu Ltd ディスク装置およびディスク装置の制御方法

Also Published As

Publication number Publication date
JP2008243352A (ja) 2008-10-09
US20080239547A1 (en) 2008-10-02
JP4810524B2 (ja) 2011-11-09
US7599141B2 (en) 2009-10-06

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Open date: 20081001