ATA161592A - Optisches datenspeichermedium - Google Patents

Optisches datenspeichermedium

Info

Publication number
ATA161592A
ATA161592A AT161592A AT161592A ATA161592A AT A161592 A ATA161592 A AT A161592A AT 161592 A AT161592 A AT 161592A AT 161592 A AT161592 A AT 161592A AT A161592 A ATA161592 A AT A161592A
Authority
AT
Austria
Prior art keywords
storage medium
data storage
optical data
optical
medium
Prior art date
Application number
AT161592A
Other languages
English (en)
Other versions
AT397736B (de
Original Assignee
Aussenegg Franz Rembert Dr
Leitner Alfred Dr
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 Aussenegg Franz Rembert Dr, Leitner Alfred Dr filed Critical Aussenegg Franz Rembert Dr
Priority to AT161592A priority Critical patent/AT397736B/de
Publication of ATA161592A publication Critical patent/ATA161592A/de
Application granted granted Critical
Publication of AT397736B publication Critical patent/AT397736B/de

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
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00455—Recording involving reflectivity, absorption or colour changes
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G11B7/0051—Reproducing involving phase depth effects
    • 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
    • G11B7/257—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 layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the 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
AT161592A 1992-08-11 1992-08-11 Optisches datenspeichermedium AT397736B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT161592A AT397736B (de) 1992-08-11 1992-08-11 Optisches datenspeichermedium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT161592A AT397736B (de) 1992-08-11 1992-08-11 Optisches datenspeichermedium

Publications (2)

Publication Number Publication Date
ATA161592A true ATA161592A (de) 1993-10-15
AT397736B AT397736B (de) 1994-06-27

Family

ID=3517254

Family Applications (1)

Application Number Title Priority Date Filing Date
AT161592A AT397736B (de) 1992-08-11 1992-08-11 Optisches datenspeichermedium

Country Status (1)

Country Link
AT (1) AT397736B (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1188796A (en) * 1981-04-14 1985-06-11 Kenji Yazawa Magnetic recording medium
DE3377432D1 (en) * 1982-05-25 1988-08-25 Unisys Corp Method for detecting fire
JPS6057553A (ja) * 1983-06-01 1985-04-03 バロ−ス・コ−ポレ−シヨン 光学メモリデイスクとその製造方法
DE3478362D1 (en) * 1983-10-11 1989-06-29 Unisys Corp Island record films; fabrication

Also Published As

Publication number Publication date
AT397736B (de) 1994-06-27

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee