DE69941645D1 - Festplatte und Verfahren zur Kopfsteuerung - Google Patents

Festplatte und Verfahren zur Kopfsteuerung

Info

Publication number
DE69941645D1
DE69941645D1 DE69941645T DE69941645T DE69941645D1 DE 69941645 D1 DE69941645 D1 DE 69941645D1 DE 69941645 T DE69941645 T DE 69941645T DE 69941645 T DE69941645 T DE 69941645T DE 69941645 D1 DE69941645 D1 DE 69941645D1
Authority
DE
Germany
Prior art keywords
hard disk
head control
head
control
hard
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
DE69941645T
Other languages
English (en)
Inventor
Majeed Abed
Chang-Ik Kang
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE69941645D1 publication Critical patent/DE69941645D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/58Disposition 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
    • G11B5/596Disposition 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
    • G11B5/59633Servo formatting
    • G11B5/59644Acquisition or selection of servo format from a system reference
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00Driving, 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
    • G11B19/02Control of operating function, e.g. switching from recording to reproducing
    • G11B19/14Control 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
DE69941645T 1998-03-13 1999-03-12 Festplatte und Verfahren zur Kopfsteuerung Expired - Lifetime DE69941645D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3920798A 1998-03-13 1998-03-13

Publications (1)

Publication Number Publication Date
DE69941645D1 true DE69941645D1 (de) 2010-01-07

Family

ID=21904243

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69941645T Expired - Lifetime DE69941645D1 (de) 1998-03-13 1999-03-12 Festplatte und Verfahren zur Kopfsteuerung

Country Status (5)

Country Link
EP (1) EP0942413B1 (de)
JP (1) JP3431531B2 (de)
KR (1) KR100325774B1 (de)
CN (1) CN1117348C (de)
DE (1) DE69941645D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6549364B1 (en) * 1999-12-15 2003-04-15 Samsung Electronics Co., Ltd. Optimization method and apparatus for a generalized fourier seek trajectory for a hard disk drive servomechanism
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
JP2006309843A (ja) 2005-04-27 2006-11-09 Toshiba Corp ディスクドライブ及びサーボ制御方法
JP2009110597A (ja) 2007-10-30 2009-05-21 Hitachi Global Storage Technologies Netherlands Bv ディスク装置およびその制御方法
CN106033675B9 (zh) * 2014-12-24 2019-04-26 株式会社东芝 磁盘装置以及在磁盘装置执行的控制方法
JP7080843B2 (ja) * 2019-03-19 2022-06-06 株式会社東芝 磁気ディスク装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4786990A (en) * 1986-05-30 1988-11-22 Hewlett-Packard Company Servo gain compensation in a disc drive
US5521771A (en) * 1991-09-06 1996-05-28 Hewlett-Packard Company Servo gain compensation in a disk drive
US5369345A (en) * 1992-03-31 1994-11-29 Seagate Technology, Inc. Method and apparatus for adaptive control
JP3407315B2 (ja) * 1992-09-30 2003-05-19 ソニー株式会社 光ディスクの信号処理回路及び光ディスク装置
US5774299A (en) * 1996-08-13 1998-06-30 Seagate Technology, Inc. Adaptive calibration of read/write elements in a disc drive

Also Published As

Publication number Publication date
EP0942413B1 (de) 2009-11-25
CN1237763A (zh) 1999-12-08
JPH11297013A (ja) 1999-10-29
KR19990077793A (ko) 1999-10-25
CN1117348C (zh) 2003-08-06
EP0942413A1 (de) 1999-09-15
JP3431531B2 (ja) 2003-07-28
KR100325774B1 (ko) 2002-03-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition