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DE60011958D1 - Optische Platte, optisches Plattenaufzeichnungs- und wiedergabegerät, und Verfahren zur Aufzeichnung und Wiedergabe - Google Patents

Optische Platte, optisches Plattenaufzeichnungs- und wiedergabegerät, und Verfahren zur Aufzeichnung und Wiedergabe

Info

Publication number
DE60011958D1
DE60011958D1 DE60011958T DE60011958T DE60011958D1 DE 60011958 D1 DE60011958 D1 DE 60011958D1 DE 60011958 T DE60011958 T DE 60011958T DE 60011958 T DE60011958 T DE 60011958T DE 60011958 D1 DE60011958 D1 DE 60011958D1
Authority
DE
Germany
Prior art keywords
optical disc
recording
reproducing
reproducing apparatus
reproducing method
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
DE60011958T
Other languages
English (en)
Other versions
DE60011958T2 (de
Inventor
Takahiro Nagai
Hideshi Ishihara
Yuji Takagi
Takashi Yumiba
Mamoru Shoji
Mitsuaki Oshima
Shunji Ohara
Motoshi Ito
Takashi Ishida
Atsushi Nakamura
Jahana Tadashi
Kouhei Nakata
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60011958D1 publication Critical patent/DE60011958D1/de
Publication of DE60011958T2 publication Critical patent/DE60011958T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

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    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • 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
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24035—Recording layers
    • G11B7/24038—Multiple laminated recording layers
    • 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
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding substrates

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
DE60011958T 1999-04-28 2000-04-27 Optische Platte, optisches Plattenaufzeichnungs- und wiedergabegerät, und Verfahren zur Aufzeichnung und Wiedergabe Expired - Lifetime DE60011958T2 (de)

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US6938162B1 (en) 2005-08-30
CN1355919A (zh) 2002-06-26
DE60011958T2 (de) 2005-08-25
US20050185547A1 (en) 2005-08-25
WO2000067257A3 (en) 2001-04-26
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EP1450362A3 (de) 2007-01-10
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