AU2001295998A1 - Drive device - Google Patents

Drive device

Info

Publication number
AU2001295998A1
AU2001295998A1 AU2001295998A AU9599801A AU2001295998A1 AU 2001295998 A1 AU2001295998 A1 AU 2001295998A1 AU 2001295998 A AU2001295998 A AU 2001295998A AU 9599801 A AU9599801 A AU 9599801A AU 2001295998 A1 AU2001295998 A1 AU 2001295998A1
Authority
AU
Australia
Prior art keywords
drive device
drive
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.)
Abandoned
Application number
AU2001295998A
Inventor
Hironobu Amemiya
Hiroshi Ohtsu
Masaki Sugiyama
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.)
Sony Interactive Entertainment Inc
Original Assignee
Sony Computer Entertainment Inc
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 Sony Computer Entertainment Inc filed Critical Sony Computer Entertainment Inc
Publication of AU2001295998A1 publication Critical patent/AU2001295998A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/12—Raising and lowering; Back-spacing or forward-spacing along track; Returning to starting position otherwise than during transducing operation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
AU2001295998A 2000-10-23 2001-10-23 Drive device Abandoned AU2001295998A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000322861A JP2002136188A (en) 2000-10-23 2000-10-23 Driver
JP2000-322861 2000-10-23
PCT/JP2001/009287 WO2002035534A2 (en) 2000-10-23 2001-10-23 Drive device

Publications (1)

Publication Number Publication Date
AU2001295998A1 true AU2001295998A1 (en) 2002-05-06

Family

ID=18800659

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001295998A Abandoned AU2001295998A1 (en) 2000-10-23 2001-10-23 Drive device

Country Status (6)

Country Link
US (1) US6785199B2 (en)
EP (1) EP1330820A2 (en)
JP (1) JP2002136188A (en)
AU (1) AU2001295998A1 (en)
TW (1) TW577066B (en)
WO (1) WO2002035534A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002136188A (en) 2000-10-23 2002-05-10 Sony Computer Entertainment Inc Driver
JP2005056472A (en) * 2003-08-08 2005-03-03 Hitachi-Lg Data Storage Inc Optical disk unit and its pickup driving method
US10357662B2 (en) 2009-02-19 2019-07-23 Pthera LLC Apparatus and method for irradiating a surface with light
JP4811110B2 (en) * 2006-05-10 2011-11-09 株式会社セガ Chukka with slit and medal game device
JP2007305234A (en) * 2006-05-12 2007-11-22 Hitachi Ltd Optical disk recording device and recording method of optical disk
JP5769687B2 (en) * 2012-10-30 2015-08-26 京セラドキュメントソリューションズ株式会社 Paper transport device, image forming device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0479794A (en) 1990-07-19 1992-03-13 Alps Electric Co Ltd Drive control method for step motor
JP3287477B2 (en) * 1992-04-17 2002-06-04 セイコーエプソン株式会社 Paper feed motor controller for printer
JPH099692A (en) 1995-06-15 1997-01-10 Toto Ltd Driver of stepping motor
JPH1158808A (en) 1997-08-20 1999-03-02 Funai Electric Co Ltd Device and method for controlling thermal printer, and recording medium with control program recorded therein
JP4285798B2 (en) 1998-03-02 2009-06-24 ローム株式会社 Semiconductor device
JP4179657B2 (en) 1998-03-03 2008-11-12 ローム株式会社 Floppy disk drive device
KR100588175B1 (en) 1998-03-02 2006-06-08 로무 가부시키가이샤 Semiconductor device and floppy disk drive device
KR100370187B1 (en) 1998-08-05 2003-03-17 삼성전자 주식회사 Optical recording/reproducing apparatus, tilt adjusting method therefor, and recording control method therefor
US6430120B1 (en) * 1999-01-26 2002-08-06 Delphi Technologies, Inc. Method and apparatus for providing a resume function for a disc player
US6453260B1 (en) * 2000-04-25 2002-09-17 General Electric Company Apparatus and method for collecting motor test data
JP2002136188A (en) 2000-10-23 2002-05-10 Sony Computer Entertainment Inc Driver
JP3634739B2 (en) * 2000-10-24 2005-03-30 株式会社ソニー・コンピュータエンタテインメント Optical pickup position control method

Also Published As

Publication number Publication date
EP1330820A2 (en) 2003-07-30
TW577066B (en) 2004-02-21
JP2002136188A (en) 2002-05-10
US6785199B2 (en) 2004-08-31
WO2002035534A3 (en) 2002-08-08
US20020048231A1 (en) 2002-04-25
WO2002035534A2 (en) 2002-05-02

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