SG126037A1 - Method and apparatus for writing data in a disk drive - Google Patents

Method and apparatus for writing data in a disk drive

Info

Publication number
SG126037A1
SG126037A1 SG200601213A SG200601213A SG126037A1 SG 126037 A1 SG126037 A1 SG 126037A1 SG 200601213 A SG200601213 A SG 200601213A SG 200601213 A SG200601213 A SG 200601213A SG 126037 A1 SG126037 A1 SG 126037A1
Authority
SG
Singapore
Prior art keywords
disk drive
data
circumferential area
track
writing data
Prior art date
Application number
SG200601213A
Other languages
English (en)
Inventor
Hideo Sado
Masahide Yatsu
Tomoko Taguchi
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 SG126037A1 publication Critical patent/SG126037A1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • 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
    • G11B5/59688—Servo signal format patterns or signal processing thereof, e.g. dual, tri, quad, burst signal patterns
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B20/1258—Formatting, e.g. arrangement of data block or words on the record carriers on discs where blocks are arranged within multiple radial zones, e.g. Zone Bit Recording or Constant Density Recording discs, MCAV discs, MCLV discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs
    • G11B2220/2516—Hard disks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Digital Magnetic Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
SG200601213A 2005-03-18 2006-02-28 Method and apparatus for writing data in a disk drive SG126037A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005079626A JP4163696B2 (ja) 2005-03-18 2005-03-18 ディスクドライブ及びデータライト方法

Publications (1)

Publication Number Publication Date
SG126037A1 true SG126037A1 (en) 2006-10-30

Family

ID=37002794

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200601213A SG126037A1 (en) 2005-03-18 2006-02-28 Method and apparatus for writing data in a disk drive

Country Status (4)

Country Link
US (1) US7239472B2 (ja)
JP (1) JP4163696B2 (ja)
CN (1) CN100409309C (ja)
SG (1) SG126037A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100652446B1 (ko) * 2005-12-03 2006-12-01 삼성전자주식회사 디스크의 적응적 기록 밀도 조정 방법 및 이용한 디스크드라이브와 디스크
JP2009015890A (ja) * 2007-06-29 2009-01-22 Toshiba Corp ディスク記憶装置及びヘッド位置決め制御方法
US7688538B1 (en) * 2007-11-16 2010-03-30 Western Digital Technologies, Inc. Disk drive comprising a disk surface having track addresses of varying width
WO2009133611A1 (ja) 2008-04-30 2009-11-05 富士通株式会社 サーボパターン書き込み方法、サーボパターン書き込み装置、制御回路および磁気ディスク装置
JP2010176739A (ja) * 2009-01-28 2010-08-12 Toshiba Storage Device Corp 記憶装置
JP5023196B2 (ja) 2010-06-30 2012-09-12 株式会社東芝 磁気記録装置、および磁気記録装置の検査方法
JP2012212488A (ja) * 2011-03-30 2012-11-01 Toshiba Corp 情報記録装置および情報記録方法
US8913335B2 (en) * 2011-05-23 2014-12-16 HGST Netherlands B.V. Storage device with shingled data and unshingled cache regions
JP6699905B2 (ja) * 2017-08-31 2020-05-27 株式会社東芝 磁気ディスク装置及び記録領域の設定方法
JP2021140849A (ja) * 2020-03-06 2021-09-16 株式会社東芝 磁気ディスク装置及びライト処理方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5453887A (en) * 1987-01-13 1995-09-26 Canon Denshi Kabushiki Kaisha Head tracking servo pattern
JPH0554302A (ja) 1991-08-26 1993-03-05 Fuji Electric Co Ltd 磁気記録装置
US5526328A (en) * 1992-01-29 1996-06-11 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with varying amounts of data in different tracks
US5369345A (en) * 1992-03-31 1994-11-29 Seagate Technology, Inc. Method and apparatus for adaptive control
JPH0660573A (ja) 1992-08-07 1994-03-04 Matsushita Electric Ind Co Ltd 磁気ディスクドライブ装置
JPH06111502A (ja) 1992-09-30 1994-04-22 Sony Corp 磁気ディスク装置
JP3172000B2 (ja) * 1993-03-11 2001-06-04 株式会社東芝 磁気記録再生装置
US7126775B1 (en) * 1995-03-09 2006-10-24 Cirrus Logic, Inc. Servo track address channel code for d=1 magnetic recording
US5892634A (en) * 1995-05-23 1999-04-06 Kabushiki Kaisha Toshiba Method and apparatus for heat positioning control in disk storage system
KR100274522B1 (ko) * 1996-03-14 2001-01-15 니시무로 타이죠 멀티자기헤드및이것을구비한자기디스크장치
JPH10134344A (ja) 1996-10-24 1998-05-22 Sony Corp 磁気ディスク媒体
US6052250A (en) * 1997-08-25 2000-04-18 Western Digital Corporation Disk drive with separately determined servo and data track pitch
JPH11144205A (ja) * 1997-09-04 1999-05-28 Toshiba Corp 磁気記録再生装置及び同装置に適用するデータ記録方法
US6088186A (en) * 1997-10-29 2000-07-11 Stmicroelectronics, N.V. Servo compensation system
US6347017B1 (en) * 1998-02-27 2002-02-12 Stmicroelectronics, N. V. Disk storage system servo compensation for run-out error
US6157189A (en) * 1998-03-23 2000-12-05 Intevac, Inc. Magnetic read/write of reference track in contact start-stop testing of magnetic disks
US6765737B1 (en) * 1999-04-21 2004-07-20 Seagate Technology Llc Variable track densities on a recording medium to compensate for non-repeatable runout (NRRO) error
US6876506B1 (en) 1999-05-11 2005-04-05 Hitachi Maxell, Ltd. Information recording medium, information recording/reproducing head, and information storage device
JP2001084719A (ja) 1999-09-08 2001-03-30 Toshiba Corp ディスク記憶装置及び同装置に適用するサーボシステム
JP2001110027A (ja) * 1999-10-08 2001-04-20 Hitachi Ltd 磁気記憶装置
JP2002237142A (ja) * 2001-02-09 2002-08-23 Matsushita Electric Ind Co Ltd 磁気記憶媒体、そのトラックピッチ制御方法、その媒体のための磁気記録装置
US6765744B2 (en) * 2001-03-30 2004-07-20 Kevin Arthur Gomez Track pitch control using head offset measurement for self-servowriting tracks in a disc drive
US6885514B1 (en) * 2001-07-31 2005-04-26 Western Digital Technologies, Inc. Method of manufacturing and disk drive produced by measuring the read and write widths and varying the track pitch in the servo-writer
US7095575B2 (en) 2003-09-04 2006-08-22 Matsushita Electric Industrial Co., Ltd. Magnetic disk apparatus, method for determining data track pitch, and self-servo write method

Also Published As

Publication number Publication date
US20060209452A1 (en) 2006-09-21
CN1835079A (zh) 2006-09-20
US7239472B2 (en) 2007-07-03
CN100409309C (zh) 2008-08-06
JP4163696B2 (ja) 2008-10-08
JP2006260715A (ja) 2006-09-28

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