CN101189668A - 光学系统 - Google Patents

光学系统 Download PDF

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Publication number
CN101189668A
CN101189668A CNA2006800193811A CN200680019381A CN101189668A CN 101189668 A CN101189668 A CN 101189668A CN A2006800193811 A CNA2006800193811 A CN A2006800193811A CN 200680019381 A CN200680019381 A CN 200680019381A CN 101189668 A CN101189668 A CN 101189668A
Authority
CN
China
Prior art keywords
auxiliary
spot
optical system
main
radiation
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.)
Pending
Application number
CNA2006800193811A
Other languages
English (en)
Chinese (zh)
Inventor
A·帕迪伊
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 CN101189668A publication Critical patent/CN101189668A/zh
Pending legal-status Critical Current

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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
    • G11B7/0901—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 for track following only
    • G11B7/0903—Multi-beam tracking systems
    • 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
    • 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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
    • 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

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
CNA2006800193811A 2005-05-31 2006-05-16 光学系统 Pending CN101189668A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05104680 2005-05-31
EP05104680.3 2005-05-31

Publications (1)

Publication Number Publication Date
CN101189668A true CN101189668A (zh) 2008-05-28

Family

ID=37177823

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2006800193811A Pending CN101189668A (zh) 2005-05-31 2006-05-16 光学系统

Country Status (7)

Country Link
US (1) US20080212448A1 (enExample)
EP (1) EP1891633A2 (enExample)
JP (1) JP2008542961A (enExample)
KR (1) KR20080021052A (enExample)
CN (1) CN101189668A (enExample)
TW (1) TW200717483A (enExample)
WO (1) WO2006129213A2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1800299A1 (en) * 2004-10-08 2007-06-27 Koninklijke Philips Electronics N.V. An optical record carrier
CN101278343A (zh) * 2005-09-30 2008-10-01 皇家飞利浦电子股份有限公司 光盘驱动器和光盘驱动器的跟踪误差检测方法
KR20080065279A (ko) * 2005-09-30 2008-07-11 코닌클리케 필립스 일렉트로닉스 엔.브이. 광 저장 디스크 및 트랙이 불균일하게 이격된 디스크를구비한 시스템
EP2200027A1 (en) * 2008-12-22 2010-06-23 Thomson Licensing Optical disc, mastering method and apparatus for reading of respective data
WO2013082672A1 (en) * 2011-12-07 2013-06-13 Quintessencelabs Pty Ltd Integrated quantum-random noise generator using quantum vacuum states of light

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54146613A (en) * 1978-05-10 1979-11-16 Hitachi Ltd Optical head
DE3323007C1 (de) * 1983-06-25 1984-06-28 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Spurfolgesystem mit einem optischen Abtaster für ein Audio- oder Video-Plattenwiedergabegerät
US4720825A (en) * 1984-02-06 1988-01-19 Asahi Kogaku Kogyo Kabushiki Kaisha Optical data reproducing devices having improved trick play capability
DE3714803A1 (de) * 1987-05-04 1988-11-17 Siemens Ag Optische vorrichtung zum aufzeichnen und wiedergeben einer auf einer speicherplatte gespeicherten information
JPH01269240A (ja) * 1988-04-20 1989-10-26 Csk Corp 光記録装置
JP2684763B2 (ja) * 1989-04-24 1997-12-03 ソニー株式会社 光学記録および／または再生装置
JP2651454B2 (ja) * 1989-05-18 1997-09-10 株式会社アサカ マルチビーム光ディスク装置のトラッキング誤差検出部
JPH0354733A (ja) * 1989-07-21 1991-03-08 Sony Corp 光学記録および／または再生装置
NL9000282A (nl) * 1990-02-06 1991-09-02 Philips Nv Optische aftastinrichting met meerdere aftastvlekken.
JP2923331B2 (ja) * 1990-06-12 1999-07-26 オリンパス光学工業株式会社 光記録媒体及びその再生装置
JPH0482021A (ja) * 1990-07-23 1992-03-16 Mitsubishi Electric Corp 光記録再生装置
JP3005648B2 (ja) * 1991-04-25 2000-01-31 日本電気ホームエレクトロニクス株式会社 光ディスク記録方法および光ディスク装置
JP2644108B2 (ja) * 1991-06-26 1997-08-25 三菱電機株式会社 光学式記録再生装置
JP3155373B2 (ja) * 1992-10-01 2001-04-09 パイオニア株式会社 光ディスクの記録信号読取り方法
JPH09161273A (ja) * 1995-12-07 1997-06-20 Matsushita Electric Ind Co Ltd 光ディスク再生装置
US6088308A (en) * 1998-02-13 2000-07-11 International Business Machines Corporation System for creating, reading and writing on rotatable information storage media, a tracking circuit for providing positioning information
JP4001196B2 (ja) * 1999-10-12 2007-10-31 パイオニア株式会社 情報記録装置及び情報再生装置
JP3988343B2 (ja) * 1999-12-28 2007-10-10 ソニー株式会社 光学ピックアップ装置、光ディスク装置及びトラック判別信号検出方法
JP4151313B2 (ja) * 2002-06-03 2008-09-17 株式会社日立製作所 光再生装置
WO2005024798A2 (en) * 2003-09-11 2005-03-17 Koninklijke Philips Electronics N.V. Tracking method, recording means and a recorder for an optical disc
EP1800299A1 (en) * 2004-10-08 2007-06-27 Koninklijke Philips Electronics N.V. An optical record carrier

Also Published As

Publication number Publication date
WO2006129213A3 (en) 2007-03-08
WO2006129213A2 (en) 2006-12-07
US20080212448A1 (en) 2008-09-04
EP1891633A2 (en) 2008-02-27
TW200717483A (en) 2007-05-01
JP2008542961A (ja) 2008-11-27
KR20080021052A (ko) 2008-03-06

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Open date: 20080528