SG113025A1 - Apparatus and method for calculating disk shift amount in disk drive - Google Patents

Apparatus and method for calculating disk shift amount in disk drive

Info

Publication number
SG113025A1
SG113025A1 SG200407771A SG200407771A SG113025A1 SG 113025 A1 SG113025 A1 SG 113025A1 SG 200407771 A SG200407771 A SG 200407771A SG 200407771 A SG200407771 A SG 200407771A SG 113025 A1 SG113025 A1 SG 113025A1
Authority
SG
Singapore
Prior art keywords
disk
shift amount
calculating
disk drive
drive
Prior art date
Application number
SG200407771A
Other languages
English (en)
Inventor
Shibata Satoshi
Original Assignee
Toshiba Kk
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 Toshiba Kk filed Critical Toshiba Kk
Publication of SG113025A1 publication Critical patent/SG113025A1/en

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
    • G11B5/59627—Aligning for runout, eccentricity or offset compensation
SG200407771A 2003-12-15 2004-11-22 Apparatus and method for calculating disk shift amount in disk drive SG113025A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003416142A JP2005174510A (ja) 2003-12-15 2003-12-15 ディスク記憶装置及びディスクシフト量算出方法

Publications (1)

Publication Number Publication Date
SG113025A1 true SG113025A1 (en) 2005-07-28

Family

ID=34650612

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200407771A SG113025A1 (en) 2003-12-15 2004-11-22 Apparatus and method for calculating disk shift amount in disk drive

Country Status (4)

Country Link
US (1) US7046477B2 (zh)
JP (1) JP2005174510A (zh)
CN (1) CN1316496C (zh)
SG (1) SG113025A1 (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007172733A (ja) * 2005-12-21 2007-07-05 Toshiba Corp ディスク記憶装置及びヘッド位置決め制御方法
JP4473832B2 (ja) 2006-03-31 2010-06-02 東芝ストレージデバイス株式会社 ディスク装置、位置決め制御回路及びそれを用いた情報処理装置
US8643976B1 (en) 2007-01-31 2014-02-04 Western Digital Technologies, Inc. Method for improved repeatable runout learning in a disk drive
JP4279336B1 (ja) * 2007-12-20 2009-06-17 株式会社東芝 ディスク記憶装置及びディスク偏心情報の更新方法
JP4810603B2 (ja) 2009-12-15 2011-11-09 株式会社東芝 ディスク装置及びそのオフセット制御方法
JP4764506B2 (ja) * 2009-12-16 2011-09-07 株式会社東芝 ディスク記憶装置及びサーボ制御方法
US9163925B1 (en) 2012-02-01 2015-10-20 Seagate Technology Llc Electric field measurement apparatus
US9638508B2 (en) 2012-02-01 2017-05-02 Seagate Technology Llc Offset reduction for displacement sensor
US9310179B2 (en) 2012-02-01 2016-04-12 Seagate Technology Llc Spindle force actuator
US9482510B2 (en) 2012-02-01 2016-11-01 Seagate Technology, Llc Noise measurement for measured displacement
US8743503B1 (en) 2013-03-11 2014-06-03 Western Digital Technologies, Inc. Disk drive updating compensation values for multiple servo sectors based on PES generated for current servo sector
JP6544219B2 (ja) * 2015-11-30 2019-07-17 オムロン株式会社 制御装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100292038B1 (ko) * 1992-12-04 2001-06-01 이데이 노부유끼 디스크장치
US5608586A (en) * 1994-10-21 1997-03-04 International Business Machines Corporation Robust servo for disk-shift compensation in rotating storage system
JPH09128915A (ja) * 1995-11-02 1997-05-16 Matsushita Electric Ind Co Ltd 固定磁気記録装置
JPH1139814A (ja) 1997-07-15 1999-02-12 Toshiba Corp 磁気ディスク装置
JP3586125B2 (ja) * 1998-12-24 2004-11-10 株式会社東芝 磁気ディスク装置及び同装置に適用するヘッド位置決め制御システム
JP3270439B2 (ja) * 1999-12-28 2002-04-02 株式会社東芝 ディスク記憶装置
JP2002100137A (ja) * 2000-09-21 2002-04-05 Toshiba Corp ディスク装置及びサーボ制御方法
JP3581316B2 (ja) 2001-01-31 2004-10-27 株式会社東芝 ヘッド位置決め制御システム及び方法

Also Published As

Publication number Publication date
CN1629969A (zh) 2005-06-22
US20050128635A1 (en) 2005-06-16
US7046477B2 (en) 2006-05-16
JP2005174510A (ja) 2005-06-30
CN1316496C (zh) 2007-05-16

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