JPS60107744A - 光学情報記録部材 - Google Patents

光学情報記録部材

Info

Publication number
JPS60107744A
JPS60107744A JP58215489A JP21548983A JPS60107744A JP S60107744 A JPS60107744 A JP S60107744A JP 58215489 A JP58215489 A JP 58215489A JP 21548983 A JP21548983 A JP 21548983A JP S60107744 A JPS60107744 A JP S60107744A
Authority
JP
Japan
Prior art keywords
recording
optical information
information recording
recording member
thin film
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.)
Granted
Application number
JP58215489A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0441669B2 (OSRAM
Inventor
Noboru Yamada
昇 山田
Kunio Kimura
邦夫 木村
Kenichi Nishiuchi
健一 西内
Eiji Ono
鋭二 大野
Mutsuo Takenaga
睦生 竹永
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 Holdings 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
Priority to JP58215489A priority Critical patent/JPS60107744A/ja
Priority to EP84307783A priority patent/EP0142968B1/en
Priority to DE8484307783T priority patent/DE3480240D1/de
Priority to KR1019840007139A priority patent/KR890003202B1/ko
Publication of JPS60107744A publication Critical patent/JPS60107744A/ja
Publication of JPH0441669B2 publication Critical patent/JPH0441669B2/ja
Granted 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
    • G11B7/24—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
    • G11B7/243—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 inorganic materials only, e.g. ablative 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
    • G11B7/241—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
    • G11B7/243—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 inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
    • 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
    • G11B7/243—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 inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
    • 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
    • G11B7/243—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 inorganic materials only, e.g. ablative layers
    • G11B2007/24318—Non-metallic elements
    • G11B2007/2432—Oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP58215489A 1983-11-15 1983-11-15 光学情報記録部材 Granted JPS60107744A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58215489A JPS60107744A (ja) 1983-11-15 1983-11-15 光学情報記録部材
EP84307783A EP0142968B1 (en) 1983-11-15 1984-11-09 Optical recording medium and method of producing same
DE8484307783T DE3480240D1 (en) 1983-11-15 1984-11-09 Optical recording medium and method of producing same
KR1019840007139A KR890003202B1 (ko) 1983-11-15 1984-11-14 광학 기록매체 및 그 제조방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58215489A JPS60107744A (ja) 1983-11-15 1983-11-15 光学情報記録部材

Publications (2)

Publication Number Publication Date
JPS60107744A true JPS60107744A (ja) 1985-06-13
JPH0441669B2 JPH0441669B2 (OSRAM) 1992-07-09

Family

ID=16673228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58215489A Granted JPS60107744A (ja) 1983-11-15 1983-11-15 光学情報記録部材

Country Status (1)

Country Link
JP (1) JPS60107744A (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60219646A (ja) * 1984-04-16 1985-11-02 Nippon Columbia Co Ltd 光情報記録媒体
JPS61217287A (ja) * 1985-03-25 1986-09-26 Nippon Columbia Co Ltd 光情報記録媒体
JPS6230086A (ja) * 1985-07-31 1987-02-09 Matsushita Electric Ind Co Ltd 光学情報記録部材
JPS6276035A (ja) * 1985-09-30 1987-04-08 Tdk Corp 情報記録媒体および記録方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55126480A (en) * 1979-03-26 1980-09-30 Hitachi Ltd Recording member
JPS5854338A (ja) * 1981-09-28 1983-03-31 Matsushita Electric Ind Co Ltd 光学記録媒体および記録方法
JPS58161161A (ja) * 1982-03-19 1983-09-24 Hitachi Ltd 記録用部材

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55126480A (en) * 1979-03-26 1980-09-30 Hitachi Ltd Recording member
JPS5854338A (ja) * 1981-09-28 1983-03-31 Matsushita Electric Ind Co Ltd 光学記録媒体および記録方法
JPS58161161A (ja) * 1982-03-19 1983-09-24 Hitachi Ltd 記録用部材

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60219646A (ja) * 1984-04-16 1985-11-02 Nippon Columbia Co Ltd 光情報記録媒体
JPS61217287A (ja) * 1985-03-25 1986-09-26 Nippon Columbia Co Ltd 光情報記録媒体
JPS6230086A (ja) * 1985-07-31 1987-02-09 Matsushita Electric Ind Co Ltd 光学情報記録部材
JPS6276035A (ja) * 1985-09-30 1987-04-08 Tdk Corp 情報記録媒体および記録方法

Also Published As

Publication number Publication date
JPH0441669B2 (OSRAM) 1992-07-09

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