DE602007010785D1 - Verbessertes fokusoptimierungsprogramm mit suboptimalen sprungeinstellungen bei optischen plattensystemen - Google Patents

Verbessertes fokusoptimierungsprogramm mit suboptimalen sprungeinstellungen bei optischen plattensystemen

Info

Publication number
DE602007010785D1
DE602007010785D1 DE602007010785T DE602007010785T DE602007010785D1 DE 602007010785 D1 DE602007010785 D1 DE 602007010785D1 DE 602007010785 T DE602007010785 T DE 602007010785T DE 602007010785 T DE602007010785 T DE 602007010785T DE 602007010785 D1 DE602007010785 D1 DE 602007010785D1
Authority
DE
Germany
Prior art keywords
suboptimal
jump
adjustments
optical panel
focus offset
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.)
Active
Application number
DE602007010785T
Other languages
English (en)
Inventor
Maarten Kuijper
Stefan Geusens
Sung-Yao Lin
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
Publication of DE602007010785D1 publication Critical patent/DE602007010785D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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)
DE602007010785T 2006-08-04 2007-07-10 Verbessertes fokusoptimierungsprogramm mit suboptimalen sprungeinstellungen bei optischen plattensystemen Active DE602007010785D1 (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
DE602007010785D1 true DE602007010785D1 (de) 2011-01-05

Family

ID=38997539

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007010785T Active DE602007010785D1 (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
CN101084544A (zh) 2004-12-20 2007-12-05 皇家飞利浦电子股份有限公司 优化校准系统
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
ATE489705T1 (de) 2010-12-15
JP2010504600A (ja) 2010-02-12
EP2050096B1 (de) 2010-11-24
US8339915B2 (en) 2012-12-25
CN101501766A (zh) 2009-08-05
WO2008015595A2 (en) 2008-02-07
JP5421776B2 (ja) 2014-02-19
KR20090038031A (ko) 2009-04-17
TW200818165A (en) 2008-04-16
US20100157764A1 (en) 2010-06-24
CN101501766B (zh) 2013-02-06
WO2008015595A3 (en) 2008-05-15
EP2050096A2 (de) 2009-04-22

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