JPH0441669B2 - - Google Patents

Info

Publication number
JPH0441669B2
JPH0441669B2 JP58215489A JP21548983A JPH0441669B2 JP H0441669 B2 JPH0441669 B2 JP H0441669B2 JP 58215489 A JP58215489 A JP 58215489A JP 21548983 A JP21548983 A JP 21548983A JP H0441669 B2 JPH0441669 B2 JP H0441669B2
Authority
JP
Japan
Prior art keywords
optical information
information recording
thin film
recording
recording member
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
JP58215489A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60107744A (ja
Inventor
Noboru Yamada
Kunio Kimura
Kenichi Nishiuchi
Eiji Oono
Mutsuo Takenaga
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

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242Record 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
    • G11B7/243Record 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242Record 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
    • G11B7/243Record 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
    • G11B2007/24302Metals or metalloids
    • G11B2007/24312Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242Record 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
    • G11B7/243Record 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
    • G11B2007/24302Metals or metalloids
    • G11B2007/24316Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242Record 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
    • G11B7/243Record 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
    • G11B2007/24318Non-metallic elements
    • G11B2007/2432Oxygen

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 JPS60107744A (ja) 1985-06-13
JPH0441669B2 true JPH0441669B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Families Citing this family (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
JPH07115536B2 (ja) * 1985-07-31 1995-12-13 松下電器産業株式会社 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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817037B2 (ja) * 1979-03-26 1983-04-04 株式会社日立製作所 記録用部材
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

Also Published As

Publication number Publication date
JPS60107744A (ja) 1985-06-13

Similar Documents

Publication Publication Date Title
EP0121426B1 (en) Optical recording medium and method of optical recording and erasing using same medium
JPS6248301B2 (enrdf_load_stackoverflow)
JPH0219535B2 (enrdf_load_stackoverflow)
JPS62209742A (ja) 書換え可能な光学情報記録部材
KR960013215B1 (ko) 광학정보 기록매체
JPH0473387B2 (enrdf_load_stackoverflow)
JPS61269247A (ja) 可逆的光学情報記録媒体および記録再生方法
JPH0441669B2 (enrdf_load_stackoverflow)
JPH0371035B2 (enrdf_load_stackoverflow)
JPH0194545A (ja) 光学式情報記録媒体
JPH0444819B2 (enrdf_load_stackoverflow)
JPS6045485B2 (ja) 光学記録媒体
JPS60203490A (ja) 光学情報記録部材
JPS63155437A (ja) 情報記録媒体
JPS63244422A (ja) 情報記録媒体
JPS6256583B2 (enrdf_load_stackoverflow)
JPH0375940B2 (enrdf_load_stackoverflow)
JPS6230085A (ja) 光学情報記録部材
JPH0558910B2 (enrdf_load_stackoverflow)
JPH01112538A (ja) 光学式情報記録媒体
JPH0371034B2 (enrdf_load_stackoverflow)
JP2687358B2 (ja) 光学式情報記録媒体
JPH0262736A (ja) 光学情報記録媒体
JPS6391837A (ja) 光学情報記録部材
JPS6230084A (ja) 光学情報記録部材