SG109563A1 - Method and apparatus for writing servo data with perpendicular magnetic recording in a disk drive - Google Patents

Method and apparatus for writing servo data with perpendicular magnetic recording in a disk drive

Info

Publication number
SG109563A1
SG109563A1 SG200404525A SG200404525A SG109563A1 SG 109563 A1 SG109563 A1 SG 109563A1 SG 200404525 A SG200404525 A SG 200404525A SG 200404525 A SG200404525 A SG 200404525A SG 109563 A1 SG109563 A1 SG 109563A1
Authority
SG
Singapore
Prior art keywords
disk drive
magnetic recording
perpendicular magnetic
servo data
writing servo
Prior art date
Application number
SG200404525A
Other languages
English (en)
Inventor
Shimomura Kazuhito
Osafune Koji
Yano Koji
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 SG109563A1 publication Critical patent/SG109563A1/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
    • G11B5/59633—Servo formatting
SG200404525A 2003-08-29 2004-08-20 Method and apparatus for writing servo data with perpendicular magnetic recording in a disk drive SG109563A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003306992A JP2005078702A (ja) 2003-08-29 2003-08-29 垂直磁気記録方式のサーボライト方法及びディスクドライブ

Publications (1)

Publication Number Publication Date
SG109563A1 true SG109563A1 (en) 2005-03-30

Family

ID=34385924

Family Applications (2)

Application Number Title Priority Date Filing Date
SG200404525A SG109563A1 (en) 2003-08-29 2004-08-20 Method and apparatus for writing servo data with perpendicular magnetic recording in a disk drive
SG200505908A SG115860A1 (en) 2003-08-29 2004-08-20 Method and apparatus for writing servo data with perpendicular magnetic recording in a disk drive

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG200505908A SG115860A1 (en) 2003-08-29 2004-08-20 Method and apparatus for writing servo data with perpendicular magnetic recording in a disk drive

Country Status (4)

Country Link
US (2) US7035036B2 (zh)
JP (1) JP2005078702A (zh)
CN (1) CN1276409C (zh)
SG (2) SG109563A1 (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4331066B2 (ja) * 2004-07-16 2009-09-16 株式会社東芝 磁気記録媒体、磁気記録装置、およびスタンパ
JP4098784B2 (ja) * 2005-02-03 2008-06-11 株式会社東芝 磁気記録媒体、磁気記録装置、スタンパおよびスタンパの製造方法
JP2006260713A (ja) * 2005-03-18 2006-09-28 Toshiba Corp 記録媒体、記録再生装置及び記録再生方法
JP4542953B2 (ja) * 2005-06-10 2010-09-15 株式会社東芝 磁気ディスク媒体および磁気記録再生装置
JP4533854B2 (ja) * 2006-03-06 2010-09-01 株式会社東芝 磁気記録再生装置、磁気記録方法、及び磁気記録再生方法
JP2007273042A (ja) * 2006-03-31 2007-10-18 Toshiba Corp 磁気記録媒体及び磁気記録再生装置
US7535667B2 (en) * 2007-06-04 2009-05-19 Samsung Electronics Co., Ltd. Erase band compensated offset servo trimming
JP2009009624A (ja) * 2007-06-26 2009-01-15 Hitachi Global Storage Technologies Netherlands Bv サーボパターン形成方法および磁気ディスク装置
KR100924698B1 (ko) * 2007-07-24 2009-11-03 삼성전자주식회사 자기기록장치
US7688538B1 (en) 2007-11-16 2010-03-30 Western Digital Technologies, Inc. Disk drive comprising a disk surface having track addresses of varying width
KR20090059848A (ko) * 2007-12-07 2009-06-11 삼성전자주식회사 패턴 자기기록매체 및 패턴 자기기록매체에 트랙 정보를기록하는 방법
JP5381081B2 (ja) * 2008-12-22 2014-01-08 富士通株式会社 磁気記録媒体、磁気記憶装置および磁気記録媒体の製造方法
JP2012014758A (ja) * 2010-06-29 2012-01-19 Hitachi Ltd 磁気記録媒体及びそれを備えた磁気ディスク装置
JP2016177854A (ja) 2015-03-20 2016-10-06 株式会社東芝 サーボライト制御装置、方法および磁気ディスク装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3251804B2 (ja) 1995-03-17 2002-01-28 株式会社東芝 ディスク記録再生装置及びそのセルフサーボライト方法
US5828513A (en) 1995-12-07 1998-10-27 International Business Machines Corporation Servo address apparatus and positioning methods for read, write and seek operations in a direct access storage device
US5757574A (en) 1996-05-29 1998-05-26 International Business Machines Corporation Methods and systems for self-servowriting including maintaining a reference level within a usable dynamic range
US6023389A (en) 1997-06-18 2000-02-08 International Business Machines Corporation Method and apparatus for writing servo bursts with compensation for erase bands in a direct access storage device
JP2001319302A (ja) * 2000-05-12 2001-11-16 Fujitsu Ltd 情報記録装置
JP2003045133A (ja) 2001-07-30 2003-02-14 Toshiba Corp 垂直磁気記録方式のサーボライト方法及び磁気ディスク装置

Also Published As

Publication number Publication date
US20060082921A1 (en) 2006-04-20
JP2005078702A (ja) 2005-03-24
CN1276409C (zh) 2006-09-20
SG115860A1 (en) 2005-10-28
US7035036B2 (en) 2006-04-25
US20050073771A1 (en) 2005-04-07
CN1591577A (zh) 2005-03-09

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