ATE457514T1 - Optische platteneinheit und steuerverfahren dafür - Google Patents

Optische platteneinheit und steuerverfahren dafür

Info

Publication number
ATE457514T1
ATE457514T1 AT01993924T AT01993924T ATE457514T1 AT E457514 T1 ATE457514 T1 AT E457514T1 AT 01993924 T AT01993924 T AT 01993924T AT 01993924 T AT01993924 T AT 01993924T AT E457514 T1 ATE457514 T1 AT E457514T1
Authority
AT
Austria
Prior art keywords
tracking
drive
capability
sled
search direction
Prior art date
Application number
AT01993924T
Other languages
English (en)
Inventor
Takashi Enokihara
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
Application granted granted Critical
Publication of ATE457514T1 publication Critical patent/ATE457514T1/de

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
    • 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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only
    • 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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • 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
    • G11B7/0953—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 eccentricity of the disc or disc tracks
    • 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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08582—Sled-type positioners
    • 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

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Liquid Crystal (AREA)
  • Vehicle Body Suspensions (AREA)
  • Pinball Game Machines (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
AT01993924T 2000-11-08 2001-11-07 Optische platteneinheit und steuerverfahren dafür ATE457514T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000340254 2000-11-08
JP2001334810A JP2002208149A (ja) 2000-11-08 2001-10-31 光ディスク装置、その制御方法、およびこの制御方法をコンピュータに実行させるプログラム
PCT/JP2001/009746 WO2002039437A1 (fr) 2000-11-08 2001-11-07 Unite de disque optique et procede de commande associe

Publications (1)

Publication Number Publication Date
ATE457514T1 true ATE457514T1 (de) 2010-02-15

Family

ID=26603581

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01993924T ATE457514T1 (de) 2000-11-08 2001-11-07 Optische platteneinheit und steuerverfahren dafür

Country Status (10)

Country Link
US (1) US6826134B2 (de)
EP (1) EP1335355B1 (de)
JP (1) JP2002208149A (de)
KR (1) KR20030078862A (de)
CN (1) CN1267909C (de)
AT (1) ATE457514T1 (de)
AU (1) AU2002224017A1 (de)
DE (1) DE60141282D1 (de)
TW (1) TW563119B (de)
WO (1) WO2002039437A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4551597B2 (ja) * 2000-11-08 2010-09-29 株式会社ソニー・コンピュータエンタテインメント 光ディスク装置、その制御方法、およびこの制御方法をコンピュータに実行させるプログラム
JP4166715B2 (ja) * 2004-02-25 2008-10-15 株式会社リコー 対物レンズ駆動装置，光ピックアップ装置および光ディスク装置
CN100397502C (zh) * 2004-11-29 2008-06-25 华硕电脑股份有限公司 光碟机读取装置及其控制方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0738256B2 (ja) * 1987-07-31 1995-04-26 キヤノン株式会社 オ−トトラッキング制御装置
US5343454A (en) * 1991-11-22 1994-08-30 Matsushita Electric Industrial Co., Ltd. Tracking control apparatus for correcting tracking error signal according to approximate equation of a function of track address
US5495455A (en) * 1992-04-28 1996-02-27 Sony Corporation Magneto-optical disk recording and reading apparatus and method wherein the recording head is controlled in the radial direction of the disk to a desired position
DE69421785T2 (de) * 1993-09-28 2000-05-11 Sony Corp., Tokio/Tokyo Gerät zum Messen der Exzentrizität einer Scheibe, Verfahren dazu und Aufzeichnungs- und/oder Wiedergabegerät für scheibenförmiges Aufzeichnungsmedium
JPH0963070A (ja) * 1995-06-13 1997-03-07 Matsushita Electric Ind Co Ltd トラックアクセス方法および装置
US5920441A (en) * 1995-09-22 1999-07-06 International Business Machines Corporation Method and apparatus for controlling a multiple-stage actuator for a disk drive
KR0176888B1 (ko) * 1996-01-24 1999-04-15 구자홍 광디스크 기록재생기의 서보 제어 장치
JPH1014280A (ja) * 1996-06-27 1998-01-16 Rohm Co Ltd 光ディスク装置及びそのモータ制御回路
JPH10112043A (ja) * 1996-10-04 1998-04-28 Sony Corp 再生装置
JPH10124884A (ja) * 1996-10-14 1998-05-15 Fujitsu Ltd 光学的記憶装置
JPH10208254A (ja) * 1997-01-17 1998-08-07 Sony Corp ディスクドライブ装置及びアクセス方法
JP3622818B2 (ja) * 1997-03-28 2005-02-23 ソニー株式会社 ディスクドライブ装置
SG90024A1 (en) 1997-10-31 2002-07-23 Sony Prec Engineering Ct S Pte Apparatus and method for measuring characteristics of optical pickup and/or optical disc
JP3635518B2 (ja) * 1997-11-27 2005-04-06 パイオニア株式会社 トラッキングエラー信号補正装置及び情報再生装置
JP2000231731A (ja) * 1999-02-09 2000-08-22 Sony Corp 光ディスク駆動装置、光ディスク駆動方法および光ディスク装置
US6421198B1 (en) * 1999-04-27 2002-07-16 International Business Machines Corporation Linearity compensation for a position error signal based on repeatable and non-repeatable run out in a disk drive
US6633520B1 (en) * 1999-06-14 2003-10-14 Oak Technology, Inc. Method and apparatus for searching in a disk drive
KR20010087636A (ko) * 2000-03-08 2001-09-21 구자홍 대물렌즈의 치우침 검출방법
JP2001273646A (ja) * 2000-03-28 2001-10-05 Matsushita Electric Ind Co Ltd 光ディスク装置
US6603640B1 (en) * 2000-07-13 2003-08-05 International Business Machines Corporation Dual actuator pivot bearing system and method for making the same

Also Published As

Publication number Publication date
EP1335355A4 (de) 2007-11-14
WO2002039437A1 (fr) 2002-05-16
DE60141282D1 (de) 2010-03-25
CN1267909C (zh) 2006-08-02
US20020105866A1 (en) 2002-08-08
TW563119B (en) 2003-11-21
AU2002224017A1 (en) 2002-05-21
CN1484828A (zh) 2004-03-24
EP1335355B1 (de) 2010-02-10
US6826134B2 (en) 2004-11-30
KR20030078862A (ko) 2003-10-08
EP1335355A1 (de) 2003-08-13
JP2002208149A (ja) 2002-07-26

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