DE60333490D1 - Gerät zum abspielen von optischen platten - Google Patents

Gerät zum abspielen von optischen platten

Info

Publication number
DE60333490D1
DE60333490D1 DE60333490T DE60333490T DE60333490D1 DE 60333490 D1 DE60333490 D1 DE 60333490D1 DE 60333490 T DE60333490 T DE 60333490T DE 60333490 T DE60333490 T DE 60333490T DE 60333490 D1 DE60333490 D1 DE 60333490D1
Authority
DE
Germany
Prior art keywords
actuator
sledge
optical plates
lens actuator
scl
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.)
Expired - Lifetime
Application number
DE60333490T
Other languages
English (en)
Inventor
Antonius H Akkermans
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60333490D1 publication Critical patent/DE60333490D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/085—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
    • 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
    • G11B7/08541—Methods for track change, selection or preliminary positioning by moving the head involving track counting to determine position
    • 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
    • G11B7/08529—Methods and circuits to control the velocity of the head as it traverses the 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
    • G11B7/09—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
    • G11B7/0857—Arrangements for mechanically moving the whole head

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Saccharide Compounds (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
DE60333490T 2002-12-30 2003-12-03 Gerät zum abspielen von optischen platten Expired - Lifetime DE60333490D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP02080541 2002-12-30
PCT/IB2003/005770 WO2004059625A1 (en) 2002-12-30 2003-12-03 Device for playing optical discs

Publications (1)

Publication Number Publication Date
DE60333490D1 true DE60333490D1 (de) 2010-09-02

Family

ID=32668835

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60333490T Expired - Lifetime DE60333490D1 (de) 2002-12-30 2003-12-03 Gerät zum abspielen von optischen platten

Country Status (9)

Country Link
US (1) US7656758B2 (de)
EP (1) EP1581936B1 (de)
JP (1) JP2006512704A (de)
KR (1) KR101077850B1 (de)
CN (1) CN100517474C (de)
AT (1) ATE475176T1 (de)
AU (1) AU2003283739A1 (de)
DE (1) DE60333490D1 (de)
WO (1) WO2004059625A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007000682A1 (en) * 2005-06-27 2007-01-04 Arima Devices Corporation Optical pick-up unit for use in an optical player
TWI395212B (zh) * 2010-02-22 2013-05-01 Novatek Microelectronics Corp 光學資訊再生／記錄系統之長程尋軌控制系統及其方法
TW201133484A (en) * 2010-03-18 2011-10-01 Quanta Storage Inc Compensation method in radial direction on label side of optical disc

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2785290B2 (ja) * 1988-12-19 1998-08-13 ソニー株式会社 光ディスクのシーク及びトラッキング装置
JP2912981B2 (ja) * 1990-11-30 1999-06-28 日立マクセル株式会社 光学情報記録再生装置
JP2827612B2 (ja) * 1991-10-07 1998-11-25 富士通株式会社 タッチパネル装置およびタッチパネル装置におけるオブジェクトの表示方法。
US5442604A (en) * 1991-11-29 1995-08-15 Victor Company Of Japan, Ltd. Access control device
JPH05242603A (ja) * 1992-02-28 1993-09-21 Hitachi Ltd 光ディスクシステム
JPH0793764A (ja) * 1993-09-24 1995-04-07 Sony Corp 対物レンズ位置制御方法及び装置
US5872676A (en) * 1996-01-02 1999-02-16 International Business Machines Corporation Method and apparatus for positioning a dual element magnetoresistive head using thermal signals
JP3633095B2 (ja) * 1996-04-22 2005-03-30 富士通株式会社 光学的記憶装置
JPH11238236A (ja) * 1998-02-20 1999-08-31 Fujitsu Ltd 光学記憶装置
JP3645711B2 (ja) * 1998-05-27 2005-05-11 松下電器産業株式会社 光ディスク装置および光ディスク制御方法
JP3552158B2 (ja) 1999-04-08 2004-08-11 富士通株式会社 記憶装置
JP2001176089A (ja) * 1999-12-17 2001-06-29 Sanyo Electric Co Ltd ディスク装置
JP2002245641A (ja) * 2001-02-16 2002-08-30 Sony Corp 光ディスク装置及びトラックジャンプ制御方法

Also Published As

Publication number Publication date
KR20050089863A (ko) 2005-09-08
ATE475176T1 (de) 2010-08-15
JP2006512704A (ja) 2006-04-13
EP1581936B1 (de) 2010-07-21
KR101077850B1 (ko) 2011-10-31
US20060104167A1 (en) 2006-05-18
EP1581936A1 (de) 2005-10-05
AU2003283739A1 (en) 2004-07-22
CN1732518A (zh) 2006-02-08
US7656758B2 (en) 2010-02-02
WO2004059625A1 (en) 2004-07-15
CN100517474C (zh) 2009-07-22

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)