DE3478362D1 - Island record films; fabrication - Google Patents

Island record films; fabrication

Info

Publication number
DE3478362D1
DE3478362D1 DE8484306861T DE3478362T DE3478362D1 DE 3478362 D1 DE3478362 D1 DE 3478362D1 DE 8484306861 T DE8484306861 T DE 8484306861T DE 3478362 T DE3478362 T DE 3478362T DE 3478362 D1 DE3478362 D1 DE 3478362D1
Authority
DE
Germany
Prior art keywords
island
fabrication
record films
films
record
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
Application number
DE8484306861T
Other languages
English (en)
Inventor
Craig M Shevlin
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.)
Unisys Corp
Original Assignee
Unisys 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 Unisys Corp filed Critical Unisys Corp
Application granted granted Critical
Publication of DE3478362D1 publication Critical patent/DE3478362D1/de
Expired 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
    • 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
    • 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
    • G11B2007/24316—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
    • G11B7/252—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
    • 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
    • G11B7/2585—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 based on aluminium
DE8484306861T 1983-10-11 1984-10-09 Island record films; fabrication Expired DE3478362D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54023083A 1983-10-11 1983-10-11

Publications (1)

Publication Number Publication Date
DE3478362D1 true DE3478362D1 (en) 1989-06-29

Family

ID=24154559

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484306861T Expired DE3478362D1 (en) 1983-10-11 1984-10-09 Island record films; fabrication

Country Status (4)

Country Link
EP (1) EP0139507B1 (de)
JP (1) JPS61500138A (de)
DE (1) DE3478362D1 (de)
WO (1) WO1985001822A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL91213A0 (en) * 1988-08-11 1990-03-19 Dow Chemical Co Discontinuous film optical storage media
AT397736B (de) * 1992-08-11 1994-06-27 Aussenegg Franz Rembert Dr Optisches datenspeichermedium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138582A1 (de) * 1981-09-29 1983-04-07 Bayer Ag, 5090 Leverkusen Reifen fuer kraftfahrzeuge
WO1983001700A1 (en) * 1981-11-09 1983-05-11 Burroughs Corp Deposition techniques for archival recording media for digital data storage
WO1983001699A1 (en) * 1981-11-09 1983-05-11 Burroughs Corp Archival data recording system using low power radiation and related media
EP0083396A1 (de) * 1981-12-31 1983-07-13 International Business Machines Corporation Optisches Speicherungsmedium
US4451915A (en) * 1982-04-15 1984-05-29 Burroughs Corporation Optical storage system employing a multi-layer optical medium
US4451914A (en) * 1982-04-15 1984-05-29 Burroughs Corporation Optical storage system employing a multi-layer optical medium
EP0096501B1 (de) * 1982-05-25 1988-11-09 Unisys Corporation Verfahren zur Wahrnehmung eines Feuers
EP0098046B1 (de) * 1982-05-25 1988-04-06 Unisys Corporation Aufzeichnungsfilm zur Speicherung digitaler Daten unter Verwendung eines Schreiblasers mit geringer Energie

Also Published As

Publication number Publication date
JPS61500138A (ja) 1986-01-23
WO1985001822A1 (en) 1985-04-25
EP0139507A1 (de) 1985-05-02
EP0139507B1 (de) 1989-05-24

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee