JP2002269938A - ディスク・ドライブ装置、ヘッド位置制御方法およびハード・ディスク・ドライブ - Google Patents

ディスク・ドライブ装置、ヘッド位置制御方法およびハード・ディスク・ドライブ

Info

Publication number
JP2002269938A
JP2002269938A JP2001055997A JP2001055997A JP2002269938A JP 2002269938 A JP2002269938 A JP 2002269938A JP 2001055997 A JP2001055997 A JP 2001055997A JP 2001055997 A JP2001055997 A JP 2001055997A JP 2002269938 A JP2002269938 A JP 2002269938A
Authority
JP
Japan
Prior art keywords
integrator
gain
head
disk drive
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.)
Pending
Application number
JP2001055997A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002269938A5 (enExample
Inventor
Nobuyuki Kitazaki
信幸 北崎
Kenji Ogasawara
健治 小笠原
Masahiro Shimizu
雅裕 清水
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Priority to JP2001055997A priority Critical patent/JP2002269938A/ja
Priority to US10/068,602 priority patent/US6891692B2/en
Publication of JP2002269938A publication Critical patent/JP2002269938A/ja
Publication of JP2002269938A5 publication Critical patent/JP2002269938A5/ja
Pending 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

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
JP2001055997A 2001-02-28 2001-02-28 ディスク・ドライブ装置、ヘッド位置制御方法およびハード・ディスク・ドライブ Pending JP2002269938A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2001055997A JP2002269938A (ja) 2001-02-28 2001-02-28 ディスク・ドライブ装置、ヘッド位置制御方法およびハード・ディスク・ドライブ
US10/068,602 US6891692B2 (en) 2001-02-28 2002-02-05 Disk drive apparatus, head position control method, and hard disk drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001055997A JP2002269938A (ja) 2001-02-28 2001-02-28 ディスク・ドライブ装置、ヘッド位置制御方法およびハード・ディスク・ドライブ

Publications (2)

Publication Number Publication Date
JP2002269938A true JP2002269938A (ja) 2002-09-20
JP2002269938A5 JP2002269938A5 (enExample) 2008-04-10

Family

ID=18916096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001055997A Pending JP2002269938A (ja) 2001-02-28 2001-02-28 ディスク・ドライブ装置、ヘッド位置制御方法およびハード・ディスク・ドライブ

Country Status (2)

Country Link
US (1) US6891692B2 (enExample)
JP (1) JP2002269938A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009070306A (ja) * 2007-09-16 2009-04-02 Nagasaki Univ ディジタル信号処理回路およびディジタル制御回路

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI253636B (en) * 2003-11-19 2006-04-21 Mediatek Inc Apparatus with switching servo gain and offset for optical disk device and method thereof
US20050141131A1 (en) * 2003-12-24 2005-06-30 Matsushita Electric Industrial Co., Ltd. System and method for time varying filter for seek acoustics reduction
US20090196133A1 (en) * 2008-02-04 2009-08-06 Chia-Wei Liang Signal processing apparatus for optical disc and method thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4048660A (en) * 1975-12-23 1977-09-13 International Business Machines Corporation Record track following and seeking
US5187619A (en) * 1982-05-10 1993-02-16 Digital Equipment Corporation High speed switched automatic gain control
JP3089517B2 (ja) 1993-03-16 2000-09-18 株式会社日立製作所 ディスク記憶装置
JPH0973618A (ja) 1995-09-07 1997-03-18 Toshiba Corp ディスク記録再生装置のヘッド位置決め制御システム及びそのシステムに適用する速度制御方法
JPH10269675A (ja) 1997-03-26 1998-10-09 Hitachi Ltd ディスク記憶装置
US6064540A (en) 1998-03-30 2000-05-16 International Business Machines Corporation Active control for stabilizing a servo-controlled actuator system
JP3773686B2 (ja) 1999-02-17 2006-05-10 パイオニア株式会社 サーボ制御装置及びサーボ制御方法
JP2000311454A (ja) 1999-04-28 2000-11-07 Matsushita Electric Ind Co Ltd ディスク装置
US6140791A (en) * 1999-06-10 2000-10-31 Samsung Information Systems America Method and apparatus for controlling the acceleration trajectory of positioning a high-velocity transducer and for reducing the harmonic content thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009070306A (ja) * 2007-09-16 2009-04-02 Nagasaki Univ ディジタル信号処理回路およびディジタル制御回路

Also Published As

Publication number Publication date
US6891692B2 (en) 2005-05-10
US20020118484A1 (en) 2002-08-29

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