DE60311872D1 - Optische aufzeichnungsträger - Google Patents

Optische aufzeichnungsträger

Info

Publication number
DE60311872D1
DE60311872D1 DE60311872T DE60311872T DE60311872D1 DE 60311872 D1 DE60311872 D1 DE 60311872D1 DE 60311872 T DE60311872 T DE 60311872T DE 60311872 T DE60311872 T DE 60311872T DE 60311872 D1 DE60311872 D1 DE 60311872D1
Authority
DE
Germany
Prior art keywords
data
information layer
thickness
variation
record carrier
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
DE60311872T
Other languages
English (en)
Other versions
DE60311872T2 (de
Inventor
Andrei Mijritskii
J Borg
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 DE60311872D1 publication Critical patent/DE60311872D1/de
Application granted granted Critical
Publication of DE60311872T2 publication Critical patent/DE60311872T2/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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means
    • G11B7/13927—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means during transducing, e.g. to correct for variation of the spherical aberration due to disc tilt or irregularities in the cover layer thickness
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/266—Sputtering or spin-coating layers

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Holo Graphy (AREA)
  • Manufacturing Optical Record Carriers (AREA)
DE60311872T 2002-12-13 2003-11-14 Optische aufzeichnungsträger Expired - Lifetime DE60311872T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02080326 2002-12-13
EP02080326 2002-12-13
PCT/IB2003/005226 WO2004055792A1 (en) 2002-12-13 2003-11-14 Optical record carriers

Publications (2)

Publication Number Publication Date
DE60311872D1 true DE60311872D1 (de) 2007-03-29
DE60311872T2 DE60311872T2 (de) 2008-02-07

Family

ID=32524037

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60311872T Expired - Lifetime DE60311872T2 (de) 2002-12-13 2003-11-14 Optische aufzeichnungsträger

Country Status (9)

Country Link
US (1) US20060023619A1 (de)
EP (1) EP1573724B1 (de)
JP (1) JP2006510147A (de)
KR (1) KR20050084247A (de)
CN (1) CN100362578C (de)
AT (1) ATE354165T1 (de)
AU (1) AU2003276587A1 (de)
DE (1) DE60311872T2 (de)
WO (1) WO2004055792A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060291339A1 (en) * 2003-09-30 2006-12-28 Andrei Mijirtiskii Thickness variation correction on a disc

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02304721A (ja) * 1989-05-18 1990-12-18 Olympus Optical Co Ltd 光学的情報再生装置
US5157555A (en) * 1991-12-04 1992-10-20 General Electric Company Apparatus for adjustable correction of spherical aberration
US5810941A (en) * 1995-07-14 1998-09-22 Moynagh; Kelan Thomas Cleaning method for high precision molding components
JP3677342B2 (ja) * 1996-02-23 2005-07-27 松下電器産業株式会社 光ヘッド装置および光ディスク装置
US6177133B1 (en) * 1997-12-10 2001-01-23 Silicon Valley Group, Inc. Method and apparatus for adaptive process control of critical dimensions during spin coating process
JP3640059B2 (ja) * 1999-02-12 2005-04-20 パイオニア株式会社 収差補正装置及びこれを用いた光学装置
JP3836995B2 (ja) * 1999-05-06 2006-10-25 シャープ株式会社 光記録媒体および光記録再生装置
JP2001167443A (ja) * 1999-12-07 2001-06-22 Pioneer Electronic Corp 情報記録媒体と、情報記録媒体の作成装置並びに情報記録システム及び情報再生システム
JP2002050080A (ja) * 2000-08-01 2002-02-15 Tdk Corp 光情報媒体
JP3769666B2 (ja) * 2000-11-09 2006-04-26 日本電気株式会社 収差補正方法および光ディスク装置
TWI250514B (en) * 2001-02-23 2006-03-01 Tdk Corp Method for making optical information medium and optical information medium
US6934226B2 (en) * 2001-04-12 2005-08-23 Matsushita Electric Industrial Co., Ltd. Optical disk apparatus

Also Published As

Publication number Publication date
WO2004055792A1 (en) 2004-07-01
CN100362578C (zh) 2008-01-16
AU2003276587A1 (en) 2004-07-09
JP2006510147A (ja) 2006-03-23
EP1573724A1 (de) 2005-09-14
KR20050084247A (ko) 2005-08-26
EP1573724B1 (de) 2007-02-14
CN1726538A (zh) 2006-01-25
US20060023619A1 (en) 2006-02-02
DE60311872T2 (de) 2008-02-07
ATE354165T1 (de) 2007-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition