ATE489705T1 - Verbessertes fokusoptimierungsprogramm mit suboptimalen sprungeinstellungen bei optischen plattensystemen - Google Patents

Verbessertes fokusoptimierungsprogramm mit suboptimalen sprungeinstellungen bei optischen plattensystemen

Info

Publication number
ATE489705T1
ATE489705T1 AT07789921T AT07789921T ATE489705T1 AT E489705 T1 ATE489705 T1 AT E489705T1 AT 07789921 T AT07789921 T AT 07789921T AT 07789921 T AT07789921 T AT 07789921T AT E489705 T1 ATE489705 T1 AT E489705T1
Authority
AT
Austria
Prior art keywords
optical disc
sub
optimization program
focus offset
disc systems
Prior art date
Application number
AT07789921T
Other languages
English (en)
Inventor
Maarten Kuijper
Stefan Geusens
Sung-Yao Lin
Original Assignee
Koninkl 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE489705T1 publication Critical patent/ATE489705T1/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
    • G11B7/09—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

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
AT07789921T 2006-08-04 2007-07-10 Verbessertes fokusoptimierungsprogramm mit suboptimalen sprungeinstellungen bei optischen plattensystemen ATE489705T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06118433 2006-08-04
PCT/IB2007/052741 WO2008015595A2 (en) 2006-08-04 2007-07-10 Improved focus optimization routine with sub-optimal jump settings in optical disc systems

Publications (1)

Publication Number Publication Date
ATE489705T1 true ATE489705T1 (de) 2010-12-15

Family

ID=38997539

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07789921T ATE489705T1 (de) 2006-08-04 2007-07-10 Verbessertes fokusoptimierungsprogramm mit suboptimalen sprungeinstellungen bei optischen plattensystemen

Country Status (9)

Country Link
US (1) US8339915B2 (de)
EP (1) EP2050096B1 (de)
JP (1) JP5421776B2 (de)
KR (1) KR20090038031A (de)
CN (1) CN101501766B (de)
AT (1) ATE489705T1 (de)
DE (1) DE602007010785D1 (de)
TW (1) TW200818165A (de)
WO (1) WO2008015595A2 (de)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5164932A (en) 1990-09-28 1992-11-17 International Business Machines Corporation Acquiring a best focus using a focus signal offset
JP2826252B2 (ja) 1993-04-23 1998-11-18 インターナショナル・ビジネス・マシーンズ・コーポレイション 光ディスク・ドライブ及びその信号校正方法
JP3571134B2 (ja) * 1995-12-22 2004-09-29 株式会社リコー 光ディスク装置のフォーカスサーボ制御装置
JP2000155961A (ja) * 1997-11-26 2000-06-06 Matsushita Electric Ind Co Ltd フォーカス位置調整装置及び光ディスクドライブ装置
US6487146B1 (en) 2000-03-13 2002-11-26 Plasmon Lms Inc. Read focus optimization for an optical disk drive
JP3863497B2 (ja) 2002-12-04 2006-12-27 株式会社リコー 光学的情報記録装置及び光学的情報処理装置
US20050180276A1 (en) 2004-02-17 2005-08-18 Canon Kabushiki Kaisha Optical information recording and reproducing apparatus
WO2005101387A1 (en) * 2004-04-15 2005-10-27 Koninklijke Philips Electronics N.V. Walking focus control
JP4075069B2 (ja) * 2004-06-02 2008-04-16 船井電機株式会社 光ディスク装置
JP4727971B2 (ja) * 2004-11-11 2011-07-20 株式会社日立製作所 光ディスク記録再生装置
KR101027402B1 (ko) * 2004-11-16 2011-04-11 주식회사 히타치엘지 데이터 스토리지 코리아 블랭크 디스크에 대한 서보 조정방법
EP1829033A1 (de) * 2004-12-20 2007-09-05 Koninklijke Philips Electronics N.V. System für kalibrationsoptimierung
JP4300484B2 (ja) * 2005-01-12 2009-07-22 ソニー株式会社 光ピックアップの制御装置及び制御方法、並びに光ディスク装置

Also Published As

Publication number Publication date
US20100157764A1 (en) 2010-06-24
WO2008015595A2 (en) 2008-02-07
EP2050096A2 (de) 2009-04-22
CN101501766A (zh) 2009-08-05
CN101501766B (zh) 2013-02-06
EP2050096B1 (de) 2010-11-24
JP2010504600A (ja) 2010-02-12
US8339915B2 (en) 2012-12-25
KR20090038031A (ko) 2009-04-17
DE602007010785D1 (de) 2011-01-05
JP5421776B2 (ja) 2014-02-19
TW200818165A (en) 2008-04-16
WO2008015595A3 (en) 2008-05-15

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