TW470944B - Optical recording medium and manufacturing method therefor - Google Patents

Optical recording medium and manufacturing method therefor Download PDF

Info

Publication number
TW470944B
TW470944B TW089109490A TW89109490A TW470944B TW 470944 B TW470944 B TW 470944B TW 089109490 A TW089109490 A TW 089109490A TW 89109490 A TW89109490 A TW 89109490A TW 470944 B TW470944 B TW 470944B
Authority
TW
Taiwan
Prior art keywords
substrate
information recording
information
area
disc
Prior art date
Application number
TW089109490A
Other languages
English (en)
Chinese (zh)
Inventor
Takashi Iwamura
Mitsuaki Oyamada
Shinichiro Tamura
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of TW470944B publication Critical patent/TW470944B/zh

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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/24018—Laminated discs
    • G11B7/24027—Layers; Shape, structure or physical properties thereof
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
TW089109490A 1999-05-24 2000-05-17 Optical recording medium and manufacturing method therefor TW470944B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11143985A JP2000339766A (ja) 1999-05-24 1999-05-24 光記録媒体及びその製造方法

Publications (1)

Publication Number Publication Date
TW470944B true TW470944B (en) 2002-01-01

Family

ID=15351638

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089109490A TW470944B (en) 1999-05-24 2000-05-17 Optical recording medium and manufacturing method therefor

Country Status (3)

Country Link
JP (1) JP2000339766A (ja)
KR (1) KR20000077362A (ja)
TW (1) TW470944B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7151729B1 (en) * 2000-06-29 2006-12-19 Samsung Electronics Co., Ltd. Optical recording medium having read-only storage area and writeable storage area and recording/reproducing apparatus and method therefor
KR100881665B1 (ko) * 2002-05-31 2009-02-06 삼성전자주식회사 다층의 광 정보 저장매체 및 그 기록/재생 방법

Also Published As

Publication number Publication date
KR20000077362A (ko) 2000-12-26
JP2000339766A (ja) 2000-12-08

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees