JPS612594A - 光学情報記録部材 - Google Patents

光学情報記録部材

Info

Publication number
JPS612594A
JPS612594A JP59123003A JP12300384A JPS612594A JP S612594 A JPS612594 A JP S612594A JP 59123003 A JP59123003 A JP 59123003A JP 12300384 A JP12300384 A JP 12300384A JP S612594 A JPS612594 A JP S612594A
Authority
JP
Japan
Prior art keywords
recording
thin film
irradiation
sensitivity
present
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
JP59123003A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0526668B2 (OSRAM
Inventor
Noboru Yamada
昇 山田
Kunio Kimura
邦夫 木村
Eiji Ono
鋭二 大野
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 JP59123003A priority Critical patent/JPS612594A/ja
Priority to CA000483786A priority patent/CA1245762A/en
Priority to US06/743,801 priority patent/US4656079A/en
Priority to EP19850107452 priority patent/EP0169367B1/en
Priority to DE8585107452T priority patent/DE3574193D1/de
Publication of JPS612594A publication Critical patent/JPS612594A/ja
Publication of JPH0526668B2 publication Critical patent/JPH0526668B2/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
    • G11B2007/24308—Metals or metalloids transition metal elements of group 11 (Cu, Ag, Au)
    • 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)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP59123003A 1984-06-15 1984-06-15 光学情報記録部材 Granted JPS612594A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP59123003A JPS612594A (ja) 1984-06-15 1984-06-15 光学情報記録部材
CA000483786A CA1245762A (en) 1984-06-15 1985-06-12 Reversible optical information recording medium
US06/743,801 US4656079A (en) 1984-06-15 1985-06-12 Reversible optical information recording medium
EP19850107452 EP0169367B1 (en) 1984-06-15 1985-06-14 Reversible optical information recording medium
DE8585107452T DE3574193D1 (en) 1984-06-15 1985-06-14 Reversible optical information recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59123003A JPS612594A (ja) 1984-06-15 1984-06-15 光学情報記録部材

Publications (2)

Publication Number Publication Date
JPS612594A true JPS612594A (ja) 1986-01-08
JPH0526668B2 JPH0526668B2 (OSRAM) 1993-04-16

Family

ID=14849851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59123003A Granted JPS612594A (ja) 1984-06-15 1984-06-15 光学情報記録部材

Country Status (1)

Country Link
JP (1) JPS612594A (OSRAM)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61258787A (ja) * 1985-05-13 1986-11-17 Asahi Chem Ind Co Ltd 情報の記録媒体
JPS62152786A (ja) * 1985-12-27 1987-07-07 Hitachi Ltd 相変化記録媒体
JPS62209742A (ja) * 1986-03-11 1987-09-14 Matsushita Electric Ind Co Ltd 書換え可能な光学情報記録部材
JPH02158383A (ja) * 1988-12-12 1990-06-18 Hitachi Ltd 情報の記録用薄膜
JPH02252577A (ja) * 1989-03-28 1990-10-11 Ricoh Co Ltd 情報記録媒体
US8470514B2 (en) 2007-03-30 2013-06-25 Panasonic Corporation Information recording medium and method for manufacturing the same

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61258787A (ja) * 1985-05-13 1986-11-17 Asahi Chem Ind Co Ltd 情報の記録媒体
JPS62152786A (ja) * 1985-12-27 1987-07-07 Hitachi Ltd 相変化記録媒体
JPS62209742A (ja) * 1986-03-11 1987-09-14 Matsushita Electric Ind Co Ltd 書換え可能な光学情報記録部材
JPH02158383A (ja) * 1988-12-12 1990-06-18 Hitachi Ltd 情報の記録用薄膜
JPH02252577A (ja) * 1989-03-28 1990-10-11 Ricoh Co Ltd 情報記録媒体
US8470514B2 (en) 2007-03-30 2013-06-25 Panasonic Corporation Information recording medium and method for manufacturing the same

Also Published As

Publication number Publication date
JPH0526668B2 (OSRAM) 1993-04-16

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees