HK1043651A1 - 將伺服圖形熱寫入磁介質的方法和裝置 - Google Patents

將伺服圖形熱寫入磁介質的方法和裝置

Info

Publication number
HK1043651A1
HK1043651A1 HK02105217.4A HK02105217A HK1043651A1 HK 1043651 A1 HK1043651 A1 HK 1043651A1 HK 02105217 A HK02105217 A HK 02105217A HK 1043651 A1 HK1043651 A1 HK 1043651A1
Authority
HK
Hong Kong
Prior art keywords
magnetic media
servo patterns
writing servo
thermally writing
thermally
Prior art date
Application number
HK02105217.4A
Other languages
English (en)
Inventor
H Sacks Alexei
Wang Li-Ping
E Curtiss Donald
Original Assignee
Seagate Technology Llc
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 Seagate Technology Llc filed Critical Seagate Technology Llc
Publication of HK1043651A1 publication Critical patent/HK1043651A1/zh

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
    • 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
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details
    • G11B5/5534—Initialisation, calibration, e.g. cylinder "set-up"
    • 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
HK02105217.4A 1999-03-26 2002-07-15 將伺服圖形熱寫入磁介質的方法和裝置 HK1043651A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12638699P 1999-03-26 1999-03-26
US09/425,768 US6490117B1 (en) 1999-03-26 1999-10-22 Method of thermally printing servo patterns on magnetic media
PCT/US1999/030705 WO2000058954A1 (en) 1999-03-26 1999-12-23 Method and apparatus for thermally writing servo patterns on magnetic media

Publications (1)

Publication Number Publication Date
HK1043651A1 true HK1043651A1 (zh) 2002-09-20

Family

ID=26824594

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02105217.4A HK1043651A1 (zh) 1999-03-26 2002-07-15 將伺服圖形熱寫入磁介質的方法和裝置

Country Status (6)

Country Link
US (2) US6490117B1 (zh)
CN (1) CN1199155C (zh)
DE (1) DE19983958T1 (zh)
GB (1) GB2364166B (zh)
HK (1) HK1043651A1 (zh)
WO (1) WO2000058954A1 (zh)

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US8649249B1 (en) 2004-09-02 2014-02-11 Seagate Technology Llc Printing magnetic pattern onto disk
JP2006099932A (ja) * 2004-09-03 2006-04-13 Tdk Corp 磁気記録媒体、磁気記録再生装置及び磁気記録媒体製造用スタンパ
US7064914B1 (en) 2004-12-22 2006-06-20 Seagate Technology Llc Position error signal quality
EP1873756A4 (en) * 2005-03-30 2008-10-29 Matsushita Electric Ind Co Ltd MAGNETIC RECORDING MEDIUM, RECORDING AND REPRODUCING METHOD THEREFOR, AND RECORDING AND REPRODUCING DEVICE
US7830775B2 (en) * 2006-02-13 2010-11-09 Seagate Technology Llc Writeable optical recording of multilevel oriented nano-structure discs
US20080158708A1 (en) * 2006-12-29 2008-07-03 Maulion Frederick A Preparing for servo write
US7848040B2 (en) * 2007-08-17 2010-12-07 Hitachi Global Storage Technologies Netherlands B.V. Magnetic recording disk and disk drive with amplitude-type servo fields having patterned alternating-polarity servo islands for read/write head positioning
US7706092B2 (en) * 2007-09-12 2010-04-27 Seagate Technology Llc Null servo pattern for bit-patterned media
US7612961B2 (en) * 2007-10-12 2009-11-03 Hitachi Global Storage Technologies Netherlands B.V. Magnetic recording disk and disk drive with patterned phase-type servo fields for read/write head positioning
US8737001B2 (en) 2010-09-15 2014-05-27 Seagate Technology Llc Bit patterned magnetic storage medium
US8787126B2 (en) 2011-10-10 2014-07-22 Seagate Technology Llc Waveguide with blocking layer
US20150246476A1 (en) * 2014-03-02 2015-09-03 Seagate Technology Llc Method for fabricating rectangular pattered stacks

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Also Published As

Publication number Publication date
US6879458B2 (en) 2005-04-12
CN1199155C (zh) 2005-04-27
CN1384962A (zh) 2002-12-11
GB2364166B (en) 2003-06-18
GB2364166A (en) 2002-01-16
GB0125669D0 (en) 2001-12-19
DE19983958T1 (de) 2003-12-04
WO2000058954A1 (en) 2000-10-05
US6490117B1 (en) 2002-12-03
US20030076612A1 (en) 2003-04-24

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