CN100514448C - 磁盘驱动器及其控制方法 - Google Patents

磁盘驱动器及其控制方法 Download PDF

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Publication number
CN100514448C
CN100514448C CNB2006101534228A CN200610153422A CN100514448C CN 100514448 C CN100514448 C CN 100514448C CN B2006101534228 A CNB2006101534228 A CN B2006101534228A CN 200610153422 A CN200610153422 A CN 200610153422A CN 100514448 C CN100514448 C CN 100514448C
Authority
CN
China
Prior art keywords
well heater
slider
actuator
temperature
reference temperature
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 - Fee Related
Application number
CNB2006101534228A
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English (en)
Chinese (zh)
Other versions
CN1932979A (zh
Inventor
和田敏明
石桥和幸
土本和成
大关秀纪
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.)
HGST Inc
Original Assignee
Hitachi Global Storage Technologies Inc
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 Hitachi Global Storage Technologies Inc filed Critical Hitachi Global Storage Technologies Inc
Publication of CN1932979A publication Critical patent/CN1932979A/zh
Application granted granted Critical
Publication of CN100514448C publication Critical patent/CN100514448C/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • 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
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • 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
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G11B5/6011—Control of flying height
    • G11B5/6064—Control of flying height using air pressure

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
CNB2006101534228A 2005-09-15 2006-09-14 磁盘驱动器及其控制方法 Expired - Fee Related CN100514448C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005268148A JP2007080409A (ja) 2005-09-15 2005-09-15 ディスク・ドライブ及びその制御方法
JP2005268148 2005-09-15

Publications (2)

Publication Number Publication Date
CN1932979A CN1932979A (zh) 2007-03-21
CN100514448C true CN100514448C (zh) 2009-07-15

Family

ID=37854801

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2006101534228A Expired - Fee Related CN100514448C (zh) 2005-09-15 2006-09-14 磁盘驱动器及其控制方法

Country Status (3)

Country Link
US (1) US7426089B2 (enExample)
JP (1) JP2007080409A (enExample)
CN (1) CN100514448C (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7830765B2 (en) * 2007-03-22 2010-11-09 Texas Instruments Incorporated Methods and apparatus to monitor and control hard-disk head position
JP2008243249A (ja) * 2007-03-26 2008-10-09 Fujitsu Ltd 記憶装置ならびに記憶装置の制御装置
KR100825812B1 (ko) * 2007-04-05 2008-04-29 삼성전자주식회사 적응적 자기 헤드 비행 높이 조정 방법 및 이를 이용한디스크 드라이브
JP4914280B2 (ja) * 2007-04-18 2012-04-11 ヒタチグローバルストレージテクノロジーズネザーランドビーブイ ディスク・ドライブ装置
JP4840780B2 (ja) * 2007-06-19 2011-12-21 東芝ストレージデバイス株式会社 記憶装置のヘッドｉｃ及びそれを用いた記憶装置
JP2009004056A (ja) * 2007-06-25 2009-01-08 Toshiba Corp 磁気ディスク装置
JP2009157987A (ja) * 2007-12-26 2009-07-16 Hitachi Global Storage Technologies Netherlands Bv ヘッド・スライダのリセス量を調整する方法及びディスク・ドライブ装置
JP2010033670A (ja) * 2008-07-30 2010-02-12 Toshiba Storage Device Corp 磁気ヘッドの浮上量制御装置及び磁気ディスク装置
JP2010118099A (ja) * 2008-11-11 2010-05-27 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッド・スライダ及び磁気ヘッド・スライダの製造方法
US8947822B1 (en) * 2009-06-04 2015-02-03 Western Digital Technologies, Inc. Disk drive adjusting fly height based on air density measured from rate of temperature change
US8358145B1 (en) 2009-06-19 2013-01-22 Western Digital Technologies, Inc. Self-heating integrated circuit
JP2011174816A (ja) * 2010-02-24 2011-09-08 Sony Corp 電子機器及び電子機器の制御方法
US8687307B1 (en) 2010-11-18 2014-04-01 Western Digital Technologies, Inc. Disk drive detecting gas leaking from head disk assembly
US8724249B2 (en) 2011-12-20 2014-05-13 HGST Netherlands B.V. Disk drive with multiplexed read signal and fly-height signal for fly-height monitoring during writing
CN103680521B (zh) * 2012-07-27 2017-04-12 希捷科技有限公司 具有预加热写元件的热辅助磁性记录装置
US10186291B1 (en) 2016-05-26 2019-01-22 Seagate Technology Llc Bond pad sharing in head slider using null point center tap
US10242704B2 (en) 2017-08-08 2019-03-26 Western Digital Technologies, Inc. Command clustering for data storage device
US10803886B1 (en) 2017-12-29 2020-10-13 Seagate Technology Llc Bond-pad sharing for head-level thermocouple
US10943614B1 (en) * 2020-02-18 2021-03-09 Western Digital Technologies, Inc. Load/unload ramp mechanism for reduced cracking

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0520635A (ja) 1991-07-11 1993-01-29 Fujitsu Ltd 磁気ヘツドおよび磁気デイスク装置
JPH0991911A (ja) 1995-09-20 1997-04-04 Toshiba Corp ディスク記録再生装置のキャリッジ制御装置及びディスク記録再生装置に適用するヘッド浮上制御方法
US6963464B2 (en) 2000-10-26 2005-11-08 Hitachi Global Storage Technologies Japan, Ltd. Magnetic head heating element in a disk drive
US7193804B1 (en) * 2001-07-20 2007-03-20 Maxtor Corporation Method and apparatus for controlling head velocity in a disk drive during ramp load/unload
JP2003141839A (ja) * 2001-11-01 2003-05-16 Hitachi Ltd ロード／アンロード方法及びこれを用いた磁気ディスク装置
JP2003272335A (ja) * 2002-03-13 2003-09-26 Toshiba Corp 磁気ディスク装置
JP2003297029A (ja) 2002-04-04 2003-10-17 Hitachi Ltd 磁気ヘッドスライダおよび磁気ディスク装置
JP4072469B2 (ja) 2003-08-01 2008-04-09 株式会社日立グローバルストレージテクノロジーズ 磁気ヘッドスライダおよび磁気ディスク装置

Also Published As

Publication number Publication date
US20070058280A1 (en) 2007-03-15
US7426089B2 (en) 2008-09-16
JP2007080409A (ja) 2007-03-29
CN1932979A (zh) 2007-03-21

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090715

Termination date: 20091014