AU5744190A - Recording media - Google Patents

Recording media

Info

Publication number
AU5744190A
AU5744190A AU57441/90A AU5744190A AU5744190A AU 5744190 A AU5744190 A AU 5744190A AU 57441/90 A AU57441/90 A AU 57441/90A AU 5744190 A AU5744190 A AU 5744190A AU 5744190 A AU5744190 A AU 5744190A
Authority
AU
Australia
Prior art keywords
recording media
recording
media
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.)
Abandoned
Application number
AU57441/90A
Inventor
Bryan K. Clark
Robert Guerra
Sheryl L. Johnson
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.)
Tandy Corp
Original Assignee
Tandy 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
Priority claimed from US07/414,041 external-priority patent/US5079758A/en
Priority claimed from US07/516,509 external-priority patent/US5090008A/en
Application filed by Tandy Corp filed Critical Tandy Corp
Publication of AU5744190A publication Critical patent/AU5744190A/en
Abandoned 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
    • G11B7/252—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
    • 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
    • G11B7/00452—Recording involving bubble or bump forming
    • 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
    • G11B7/0055—Erasing
    • 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
    • G11B7/244—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 organic materials only
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/245—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 organic materials only containing a polymeric component
AU57441/90A 1989-05-25 1990-05-17 Recording media Abandoned AU5744190A (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US414041 1982-09-02
US35737789A 1989-05-25 1989-05-25
US357377 1989-05-25
US41404489A 1989-09-28 1989-09-28
US414044 1989-09-28
US07/414,041 US5079758A (en) 1989-09-28 1989-09-28 Single polymer layer recordable/erasable optical media
US07/516,509 US5090008A (en) 1988-02-05 1990-04-30 Erasable recording media
US516509 1990-04-30

Publications (1)

Publication Number Publication Date
AU5744190A true AU5744190A (en) 1990-12-18

Family

ID=27502905

Family Applications (1)

Application Number Title Priority Date Filing Date
AU57441/90A Abandoned AU5744190A (en) 1989-05-25 1990-05-17 Recording media

Country Status (4)

Country Link
EP (1) EP0473695A1 (en)
JP (1) JPH04505826A (en)
AU (1) AU5744190A (en)
WO (1) WO1990014657A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2111646A1 (en) * 1992-12-25 1994-06-26 Shin Aihara Optical recording medium
DE19947579A1 (en) * 1999-10-01 2001-04-12 Bayer Ag Digital optical data storage method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4719615A (en) * 1983-08-22 1988-01-12 Optical Data, Inc. Erasable optical data storage medium
JPS61272191A (en) * 1985-05-28 1986-12-02 Fuji Photo Film Co Ltd Recording material
US4852077A (en) * 1988-02-05 1989-07-25 Tandy Corporation Optical data storage media with spatially variable energy absorptivity
US4918682A (en) * 1988-02-05 1990-04-17 Tandy Corporation Ablative and bump-forming optical recording media including a metallic reflective layer
US4896314A (en) * 1988-04-19 1990-01-23 Optical Data, Inc. Bump-forming media including thin intermediate reflective layer and methods for writing, reading, and erasing same

Also Published As

Publication number Publication date
EP0473695A1 (en) 1992-03-11
WO1990014657A1 (en) 1990-11-29
JPH04505826A (en) 1992-10-08

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