DE10196311T1 - Verringern einer Betätigerarmschwingung während des Einschwing- bzw. Absetzmodus in einem Plattenlaufwerk-Servosystem - Google Patents

Verringern einer Betätigerarmschwingung während des Einschwing- bzw. Absetzmodus in einem Plattenlaufwerk-Servosystem

Info

Publication number
DE10196311T1
DE10196311T1 DE10196311T DE10196311T DE10196311T1 DE 10196311 T1 DE10196311 T1 DE 10196311T1 DE 10196311 T DE10196311 T DE 10196311T DE 10196311 T DE10196311 T DE 10196311T DE 10196311 T1 DE10196311 T1 DE 10196311T1
Authority
DE
Germany
Prior art keywords
disk drive
actuator arm
servo system
vibration during
during transient
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.)
Withdrawn
Application number
DE10196311T
Other languages
English (en)
Inventor
Hai Thanh Ho
Justin Won
Fadi Youssef Abou-Jaoude
Gregory Andrew Campbell
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE10196311T1 publication Critical patent/DE10196311T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • 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
    • 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
    • G11B5/5552—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means
    • G11B5/5556—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means with track following after a "seek"
    • 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
    • G11B5/59605—Circuits
    • G11B5/59622—Gain control; Filters
DE10196311T 2000-06-09 2001-02-16 Verringern einer Betätigerarmschwingung während des Einschwing- bzw. Absetzmodus in einem Plattenlaufwerk-Servosystem Withdrawn DE10196311T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21064500P 2000-06-09 2000-06-09
PCT/US2001/005271 WO2001097215A1 (en) 2000-06-09 2001-02-16 Reducing actuator arm oscillation during settle mode in a disc drive servo system

Publications (1)

Publication Number Publication Date
DE10196311T1 true DE10196311T1 (de) 2003-12-04

Family

ID=22783690

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10196311T Withdrawn DE10196311T1 (de) 2000-06-09 2001-02-16 Verringern einer Betätigerarmschwingung während des Einschwing- bzw. Absetzmodus in einem Plattenlaufwerk-Servosystem

Country Status (7)

Country Link
US (1) US6937428B2 (de)
JP (1) JP2004503893A (de)
KR (1) KR100694362B1 (de)
CN (1) CN1208758C (de)
DE (1) DE10196311T1 (de)
GB (1) GB2378809B (de)
WO (1) WO2001097215A1 (de)

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WO2003030170A1 (en) * 2001-10-02 2003-04-10 Seagate Technology Llc A phase-advanced filter for robust resonance cancellation
US6934111B2 (en) * 2002-07-09 2005-08-23 Hitachi Global Storage Technologies Netherlands B.V. System, method, and apparatus for testing a head gimbal assembly
US7667922B1 (en) * 2004-01-08 2010-02-23 Seagate Technology Llc Estimation of bias force for data tracking in a disk drive
KR100604863B1 (ko) 2004-05-29 2006-07-26 삼성전자주식회사 헤드의 진동에 의한 영향을 회피하기 위한 하드디스크 드라이브의 기록 제어 방법 및 이에 적합한 장치
JP4149989B2 (ja) 2004-11-09 2008-09-17 富士通株式会社 ヘッド位置制御用補正テーブル作成方法、ヘッド位置制御方法およびディスク装置
US8144421B2 (en) * 2006-03-01 2012-03-27 Seagate Technology Llc Radial position seek tuning for acoustic performance
JP2007242148A (ja) * 2006-03-09 2007-09-20 Hitachi Global Storage Technologies Netherlands Bv 磁気ディスク装置
JP4550764B2 (ja) * 2006-04-26 2010-09-22 東芝ストレージデバイス株式会社 シーク制御方法、シーク制御装置およびディスク装置
JP2007335011A (ja) 2006-06-15 2007-12-27 Fujitsu Ltd コントローラ特性変更装置、記憶装置、コントローラ特性変更方法、およびコントローラ特性変更プログラム
JP4879322B2 (ja) * 2006-06-29 2012-02-22 ザイラテックス・テクノロジー・リミテッド 読み取り／書き込みヘッド位置を制御する方法および読み取り／書き込みヘッドを試験するための装置
US7394614B2 (en) * 2006-10-25 2008-07-01 Samsung Electronics Co., Ltd. Control method to reduce settle TMR in hard disk drives
US7558016B1 (en) * 2007-04-20 2009-07-07 Western Digital Technologies, Inc. Disk drive servo control techniques for predicting an off-track condition utilizing an estimation filter
JP2009070506A (ja) 2007-09-14 2009-04-02 Hitachi Global Storage Technologies Netherlands Bv 磁気ディスク装置およびその制御方法
US7471483B1 (en) * 2007-09-19 2008-12-30 Western Digital Technologies, Inc. Disk drive compensating for rotational vibrations, physical shocks, and thermal popping
CN101842841B (zh) * 2007-10-30 2012-12-12 株式会社日立制作所 盘装置
JP5308799B2 (ja) * 2008-12-04 2013-10-09 エイチジーエスティーネザーランドビーブイ ディスク・ドライブ及びそのヘッドのサーボ制御方法
KR200454201Y1 (ko) * 2009-04-29 2011-06-21 한국방진방음 주식회사 금속판을 이용한 다중 차음판
JP5226617B2 (ja) * 2009-06-27 2013-07-03 エイチジーエスティーネザーランドビーブイ ディスク・ドライブ及びそのサーボ制御方法
US8533538B2 (en) * 2010-06-28 2013-09-10 Intel Corporation Method and apparatus for training a memory signal via an error signal of a memory
US8542455B2 (en) 2011-11-16 2013-09-24 Western Digital Technologies, Inc. Disk drive upsampling servo control signal
US9099133B1 (en) 2013-01-29 2015-08-04 Western Digital Technologies, Inc. Disk drive servo control using hybrid upsample filter
JP6794393B2 (ja) 2018-03-01 2020-12-02 株式会社東芝 磁気ディスク装置、及びアクチュエータの制御方法
US10366718B1 (en) * 2018-03-23 2019-07-30 Seagate Technology Llc Hard disk servo control adaptive notch filter using a recursive least squares processor
US10872629B2 (en) * 2019-03-06 2020-12-22 Western Digital Technologies, Inc. Data storage device coupling/decoupling actuator arm to/from an actuator

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US4477755A (en) * 1982-06-28 1984-10-16 Storage Technology Corporation Method of suppressing seek-excited vibration in a disk drive or similar servo system
US4574227A (en) * 1983-11-14 1986-03-04 Datapoint Corporation Dual mode servo
US4775903A (en) * 1986-10-14 1988-10-04 Hewlett-Packard Company Sampled servo seek and track follow system for a magnetic disc drive
JPH01116972A (ja) * 1987-10-30 1989-05-09 Mitsubishi Electric Corp 記憶装置
JPH0820905B2 (ja) * 1988-03-10 1996-03-04 富士通株式会社 サーボ位置決め装置
US4894599A (en) * 1988-03-31 1990-01-16 International Business Machines Corporation deadbeat control of disk drive actuator
JP2613937B2 (ja) * 1989-01-30 1997-05-28 富士通株式会社 サーボ回路
US5050016A (en) * 1989-10-12 1991-09-17 Conner Peripherals, Inc. Disk drive servo system using gain limited high-frequency track-following compensator
US5072318A (en) * 1990-02-13 1991-12-10 International Business Machines Corporation Disk file with adaptive cancellation of nonrepeatable disk runout
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EP0507907B1 (de) * 1990-09-18 1999-01-13 Rodime PLC Digitale servosteuerung für ein plattenlaufwerk
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GB2357893B (en) * 1998-06-26 2002-12-11 Seagate Technology Llc Improved notch filtering as used in a disc drive servo
TW445446B (en) * 1998-07-20 2001-07-11 Ibm Adaptive vibration control for servo systems in data storage devices
US6690534B2 (en) * 2000-06-14 2004-02-10 Seagate Technology Llc Method and apparatus for handling multiple resonance frequencies in disc drives using active damping
US6831804B2 (en) * 2000-06-20 2004-12-14 Seagate Technology Llc Method and apparatus for handling resonance effects in disc drives using active damping

Also Published As

Publication number Publication date
CN1434972A (zh) 2003-08-06
GB2378809B (en) 2004-04-14
US20030206365A1 (en) 2003-11-06
JP2004503893A (ja) 2004-02-05
GB2378809A (en) 2003-02-19
KR20030046336A (ko) 2003-06-12
CN1208758C (zh) 2005-06-29
GB0227471D0 (en) 2002-12-31
US6937428B2 (en) 2005-08-30
WO2001097215A1 (en) 2001-12-20
KR100694362B1 (ko) 2007-03-12

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Legal Events

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8139 Disposal/non-payment of the annual fee