WO2009028014A1 - デイスク装置の製造方法、記憶ディスクのサーボ情報書き込み方法及びデイスク装置 - Google Patents

デイスク装置の製造方法、記憶ディスクのサーボ情報書き込み方法及びデイスク装置 Download PDF

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Publication number
WO2009028014A1
WO2009028014A1 PCT/JP2007/000935 JP2007000935W WO2009028014A1 WO 2009028014 A1 WO2009028014 A1 WO 2009028014A1 JP 2007000935 W JP2007000935 W JP 2007000935W WO 2009028014 A1 WO2009028014 A1 WO 2009028014A1
Authority
WO
WIPO (PCT)
Prior art keywords
servo information
disk device
disk
information
memory
Prior art date
Application number
PCT/JP2007/000935
Other languages
English (en)
French (fr)
Inventor
Isamu Tomita
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to JP2009529865A priority Critical patent/JPWO2009028014A1/ja
Priority to PCT/JP2007/000935 priority patent/WO2009028014A1/ja
Publication of WO2009028014A1 publication Critical patent/WO2009028014A1/ja
Priority to US12/713,050 priority patent/US20100149674A1/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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G11B19/041—Detection or prevention of read or write errors
    • G11B19/045—Detection or prevention of read or write errors by detecting mistracking
    • 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
    • G11B5/59638—Servo formatting apparatuses, e.g. servo-writers

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

　サーボトラックライタ（２）は、記憶デイスク（１０）へのサーボ情報（１０２－１～１０２－８）の書込み中に、サーボ情報が位置をずれて書き込まれたことを検出し、検出されたサーボ情報の位置を特定し、欠陥サーボ情報として、記憶デイスク（１０）に書き込む。記憶デイスク（１０）を搭載したデイスク装置（３）は、この書込み情報を利用して、位置ずれしたサーボ情報を使用したヘッドの位置制御を防止し、トラックピッチ異常等によるデータ化けを防止できる。
PCT/JP2007/000935 2007-08-30 2007-08-30 デイスク装置の製造方法、記憶ディスクのサーボ情報書き込み方法及びデイスク装置 WO2009028014A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009529865A JPWO2009028014A1 (ja) 2007-08-30 2007-08-30 デイスク装置の製造方法、記憶ディスクのサーボ情報書き込み方法及びデイスク装置
PCT/JP2007/000935 WO2009028014A1 (ja) 2007-08-30 2007-08-30 デイスク装置の製造方法、記憶ディスクのサーボ情報書き込み方法及びデイスク装置
US12/713,050 US20100149674A1 (en) 2007-08-30 2010-02-25 Method of manufacturing disk device, method of writing servo information to storage disk, and disk device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/000935 WO2009028014A1 (ja) 2007-08-30 2007-08-30 デイスク装置の製造方法、記憶ディスクのサーボ情報書き込み方法及びデイスク装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/713,050 Continuation US20100149674A1 (en) 2007-08-30 2010-02-25 Method of manufacturing disk device, method of writing servo information to storage disk, and disk device

Publications (1)

Publication Number Publication Date
WO2009028014A1 true WO2009028014A1 (ja) 2009-03-05

Family

ID=40386759

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/000935 WO2009028014A1 (ja) 2007-08-30 2007-08-30 デイスク装置の製造方法、記憶ディスクのサーボ情報書き込み方法及びデイスク装置

Country Status (3)

Country Link
US (1) US20100149674A1 (ja)
JP (1) JPWO2009028014A1 (ja)
WO (1) WO2009028014A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013157065A (ja) * 2012-01-31 2013-08-15 Toshiba Corp 磁気ディスク装置およびヘッド位置制御方法
JP2020205128A (ja) 2019-06-14 2020-12-24 株式会社東芝 磁気ディスク装置及びサーボライトの制御方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996029700A1 (fr) * 1995-03-17 1996-09-26 Hitachi, Ltd. Enregistreur magnetique et enregistreur magnetooptique
JPH09147509A (ja) * 1995-05-12 1997-06-06 Samsung Electron Co Ltd ハードディスクドライブのサーボシステム制御方法
JP2000040318A (ja) * 1998-07-23 2000-02-08 Toshiba Corp ディスク記憶装置及び同装置におけるヘッドの位置決め制御方法
JP2002093087A (ja) * 2000-09-21 2002-03-29 Fuji Photo Film Co Ltd サーボトラックライタ
JP2006012353A (ja) * 2004-06-29 2006-01-12 Hitachi Global Storage Technologies Netherlands Bv ディスク装置及びその製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05303854A (ja) * 1992-04-27 1993-11-16 Toshiba Corp 磁気ディスク装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996029700A1 (fr) * 1995-03-17 1996-09-26 Hitachi, Ltd. Enregistreur magnetique et enregistreur magnetooptique
JPH09147509A (ja) * 1995-05-12 1997-06-06 Samsung Electron Co Ltd ハードディスクドライブのサーボシステム制御方法
JP2000040318A (ja) * 1998-07-23 2000-02-08 Toshiba Corp ディスク記憶装置及び同装置におけるヘッドの位置決め制御方法
JP2002093087A (ja) * 2000-09-21 2002-03-29 Fuji Photo Film Co Ltd サーボトラックライタ
JP2006012353A (ja) * 2004-06-29 2006-01-12 Hitachi Global Storage Technologies Netherlands Bv ディスク装置及びその製造方法

Also Published As

Publication number Publication date
JPWO2009028014A1 (ja) 2010-11-25
US20100149674A1 (en) 2010-06-17

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