AU519663B2 - Optical recording disc - Google Patents

Optical recording disc

Info

Publication number
AU519663B2
AU519663B2 AU34723/78A AU3472378A AU519663B2 AU 519663 B2 AU519663 B2 AU 519663B2 AU 34723/78 A AU34723/78 A AU 34723/78A AU 3472378 A AU3472378 A AU 3472378A AU 519663 B2 AU519663 B2 AU 519663B2
Authority
AU
Australia
Prior art keywords
optical recording
recording disc
disc
optical
recording
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
AU34723/78A
Other versions
AU3472378A (en
Inventor
A. Shiraishi T. and Yamamoto M Yoshio
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of AU3472378A publication Critical patent/AU3472378A/en
Application granted granted Critical
Publication of AU519663B2 publication Critical patent/AU519663B2/en
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
    • 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
    • G11B7/254—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 protective topcoat layers
    • G11B7/2542—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 protective topcoat layers consisting essentially of organic resins
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • 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
AU34723/78A 1977-04-05 1978-04-03 Optical recording disc Expired AU519663B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP52038738A JPS6034171B2 (en) 1977-04-05 1977-04-05 Video disk master using optical recording method
JPJP52/38738 1977-04-05

Publications (2)

Publication Number Publication Date
AU3472378A AU3472378A (en) 1979-10-11
AU519663B2 true AU519663B2 (en) 1981-12-17

Family

ID=12533652

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34723/78A Expired AU519663B2 (en) 1977-04-05 1978-04-03 Optical recording disc

Country Status (6)

Country Link
JP (1) JPS6034171B2 (en)
AT (1) AT365810B (en)
AU (1) AU519663B2 (en)
DE (1) DE2814723A1 (en)
FR (1) FR2386883A1 (en)
NL (1) NL7803576A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU619421B2 (en) * 1989-11-29 1992-01-23 Hitachi Limited Optical memory and information processing apparatus

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3376238D1 (en) * 1982-05-25 1988-05-11 Unisys Corp Archival record films for digital data storage using low power write-laser
EP0096504B1 (en) * 1982-05-25 1987-12-16 Unisys Corporation Aurous archival record films for digital data storage
DE3377432D1 (en) * 1982-05-25 1988-08-25 Unisys Corp Method for detecting fire
JPS59188856A (en) * 1983-04-12 1984-10-26 Fuji Photo Film Co Ltd Laser recording medium
AU2002349665A1 (en) * 2001-11-30 2003-06-10 Tdk Corporation Information medium master manufacturing method, information medium stamper manufacturing method, information medium master manufacturing apparatus, and information medium stamper manufacturing apparatus
TWI258142B (en) * 2002-01-08 2006-07-11 Tdk Corp Manufacturing method of stamper for manufacturing data medium, the stamper, and the stamper spacer with template

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1497272A (en) * 1922-02-11 1924-06-10 Hatt Joseph Arthur Henry Photographic plate
US1929254A (en) * 1929-11-16 1933-10-03 Gen Electric Nonhalation film
US1962310A (en) * 1930-01-10 1934-06-12 Eastman Kodak Co Method of making sound records
AR200876A1 (en) * 1972-09-02 1974-12-27 Philips Nv METHOD OF MANUFACTURING A DISCOIDAL INFORMATION CARRIER AND INFORMATION CARRIER MANUFACTURED BY SUCH METHOD

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU619421B2 (en) * 1989-11-29 1992-01-23 Hitachi Limited Optical memory and information processing apparatus

Also Published As

Publication number Publication date
JPS53123905A (en) 1978-10-28
ATA231878A (en) 1981-06-15
FR2386883A1 (en) 1978-11-03
JPS6034171B2 (en) 1985-08-07
NL7803576A (en) 1978-10-09
AU3472378A (en) 1979-10-11
DE2814723A1 (en) 1978-10-12
AT365810B (en) 1982-02-25

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