JP2004110918A - 磁気記録装置および記録制御方法 - Google Patents

磁気記録装置および記録制御方法 Download PDF

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Publication number
JP2004110918A
JP2004110918A JP2002270898A JP2002270898A JP2004110918A JP 2004110918 A JP2004110918 A JP 2004110918A JP 2002270898 A JP2002270898 A JP 2002270898A JP 2002270898 A JP2002270898 A JP 2002270898A JP 2004110918 A JP2004110918 A JP 2004110918A
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JP
Japan
Prior art keywords
recording
data
magnetic
head
magnetic recording
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
JP2002270898A
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English (en)
Japanese (ja)
Other versions
JP2004110918A5 (enExample
Inventor
Takayuki Ichihara
市原　貴幸
Hiroshi Tomiyama
富山　大士
Hideki Zaitsu
財津　英樹
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2002270898A priority Critical patent/JP2004110918A/ja
Priority to US10/648,352 priority patent/US7031091B2/en
Publication of JP2004110918A publication Critical patent/JP2004110918A/ja
Publication of JP2004110918A5 publication Critical patent/JP2004110918A5/ja
Pending legal-status Critical Current

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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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • G11B33/1406—Reducing the influence of the temperature
    • G11B33/144—Reducing the influence of the temperature by detection, control, regulation of the temperature

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  • Digital Magnetic Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2002270898A 2002-09-18 2002-09-18 磁気記録装置および記録制御方法 Pending JP2004110918A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002270898A JP2004110918A (ja) 2002-09-18 2002-09-18 磁気記録装置および記録制御方法
US10/648,352 US7031091B2 (en) 2002-09-18 2003-08-27 Magnetic recording apparatus and method of writing data at low temperature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002270898A JP2004110918A (ja) 2002-09-18 2002-09-18 磁気記録装置および記録制御方法

Publications (2)

Publication Number Publication Date
JP2004110918A true JP2004110918A (ja) 2004-04-08
JP2004110918A5 JP2004110918A5 (enExample) 2005-10-13

Family

ID=32104916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002270898A Pending JP2004110918A (ja) 2002-09-18 2002-09-18 磁気記録装置および記録制御方法

Country Status (2)

Country Link
US (1) US7031091B2 (enExample)
JP (1) JP2004110918A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7457067B2 (en) 2004-09-16 2008-11-25 Hitachi Global Storage Technologies Netherlands B.V. Method of controlling a recording current, and magnetic disk device
US7561368B2 (en) 2007-04-03 2009-07-14 Samsung Electronics Co., Ltd. Hard disk drive having improved head stability at low temperature and method of applying current to a head of the hard disk drive
US7602574B2 (en) 2005-03-18 2009-10-13 Fujitsu Limited Storage apparatus, storage medium, and control method and program of storage apparatus

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005108370A (ja) * 2003-10-01 2005-04-21 Hitachi Global Storage Technologies Netherlands Bv メディア駆動装置、メディアへのデータ記録の処理方法、メディアから読み出したデータの処理方法及びメディアからのデータ読み出し処理の制御方法
US7154700B1 (en) * 2004-07-31 2006-12-26 Maxtor Corporation Disk drive that stores time varying characteristics thereof with data from a host device and associated methods
US7324296B1 (en) * 2005-10-03 2008-01-29 Maxtor Corporation Methods and apparatus for controlling transducer seek time in a data storage device based on thermal inputs
US20070112918A1 (en) * 2005-11-15 2007-05-17 Viktors Berstis Systems and methods for screening chat requests

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3776928D1 (de) * 1986-03-19 1992-04-09 Fujitsu Ltd Regelsystem zum spurzugriff fuer ein magnetplattensystem.
US5128813A (en) * 1990-06-21 1992-07-07 Quantum Corporation Thermal compensated head positioner servo for disk drive
JPH05258215A (ja) 1992-03-16 1993-10-08 Nec Ibaraki Ltd 磁気ディスク装置の書き込み電流切り替え回路
ATE162328T1 (de) * 1992-10-09 1998-01-15 Koninkl Philips Electronics Nv Aufzeichnungsvorrichtung mit temperaturabhängiger schreibstromsteuerung
US5630008A (en) * 1993-12-28 1997-05-13 Mitsumi Electric Co., Ltd. Control circuit for driving motor with reduced power consumption and disk unit having the control circuit
JPH09282816A (ja) * 1996-04-05 1997-10-31 Sony Corp モータ制御装置、モータ制御方法及び光ディスク装置
US6266203B1 (en) * 1997-06-13 2001-07-24 Seagate Technology Llc Integrated temperature sense circuit in a disc drive
US6169930B1 (en) * 1998-04-17 2001-01-02 International Business Machines Corporation Method and apparatus for preventing cold temperature induced damage in a disk drive
US6445656B1 (en) * 1999-04-13 2002-09-03 Ricoh Company, Ltd. Optical recording/reproducing method and apparatus for optical storage media
US6574061B1 (en) * 1999-08-27 2003-06-03 Seagate Technology Llc Method and apparatus for run-time temperature compensation of giant magnetoresistive head bias current
US6512647B1 (en) * 1999-08-27 2003-01-28 Seagate Technology Llc Method and apparatus for adaptive tuning bias current for magnetoresistive head
US6542449B2 (en) * 2000-05-18 2003-04-01 Matsushita Electric Industrial Co., Ltd. Disk drive apparatus
US6731450B1 (en) * 2000-11-30 2004-05-04 Western Digital Technologies, Inc. Disk drive control system and method for determining the temperature of an actuator coil
US6791785B1 (en) * 2001-02-28 2004-09-14 Western Digital Technologies, Inc. Disk drive with efficient coil temperature estimation
JP3688595B2 (ja) * 2001-03-30 2005-08-31 株式会社東芝 ディスク記憶装置及びスピンドルモータの駆動制御方法
US6775108B2 (en) * 2001-11-02 2004-08-10 Seagate Technology Llc Magnetic head having a read element shield and substrate with matching coefficients of thermal expansion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7457067B2 (en) 2004-09-16 2008-11-25 Hitachi Global Storage Technologies Netherlands B.V. Method of controlling a recording current, and magnetic disk device
US7602574B2 (en) 2005-03-18 2009-10-13 Fujitsu Limited Storage apparatus, storage medium, and control method and program of storage apparatus
US7561368B2 (en) 2007-04-03 2009-07-14 Samsung Electronics Co., Ltd. Hard disk drive having improved head stability at low temperature and method of applying current to a head of the hard disk drive

Also Published As

Publication number Publication date
US7031091B2 (en) 2006-04-18
US20040080848A1 (en) 2004-04-29

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