FR2435779A1 - Element d'enregistrement optique - Google Patents

Element d'enregistrement optique

Info

Publication number
FR2435779A1
FR2435779A1 FR7922202A FR7922202A FR2435779A1 FR 2435779 A1 FR2435779 A1 FR 2435779A1 FR 7922202 A FR7922202 A FR 7922202A FR 7922202 A FR7922202 A FR 7922202A FR 2435779 A1 FR2435779 A1 FR 2435779A1
Authority
FR
France
Prior art keywords
recording
heat
plastics substrate
out system
laser
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
FR7922202A
Other languages
English (en)
Other versions
FR2435779B1 (fr
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
Priority claimed from JP11119178A external-priority patent/JPS5538665A/ja
Priority claimed from JP7150779A external-priority patent/JPS55163639A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2435779A1 publication Critical patent/FR2435779A1/fr
Application granted granted Critical
Publication of FR2435779B1 publication Critical patent/FR2435779B1/fr
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
    • G11B7/252—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
    • G11B7/2572—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 consisting essentially of organic materials
    • G11B7/2575—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 consisting essentially of organic materials 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
    • G03C1/705—Compositions containing chalcogenides, metals or alloys thereof, as photosensitive substances, e.g. photodope systems
    • 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
    • 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

Abstract

L'invention concerne l'enregistrement optique. Un élément d'enregistrement optique consiste en un disque qui comprend une base en matiere plastique transparente 1, une couche mince d'oxydes amorphes 2, destinée à l'enregistrement optique, et une couche mince transparente d'isolation thermique 6 qui est intercalée entre la base 1 et la couche d'enregistrement 2. Application à l'enregistrement optique par faisceau laser.
FR7922202A 1978-09-08 1979-09-05 Element d'enregistrement optique Granted FR2435779A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11119178A JPS5538665A (en) 1978-09-08 1978-09-08 Optical recording member
JP7150779A JPS55163639A (en) 1979-06-06 1979-06-06 Optical recording component

Publications (2)

Publication Number Publication Date
FR2435779A1 true FR2435779A1 (fr) 1980-04-04
FR2435779B1 FR2435779B1 (fr) 1985-02-08

Family

ID=26412605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7922202A Granted FR2435779A1 (fr) 1978-09-08 1979-09-05 Element d'enregistrement optique

Country Status (2)

Country Link
DE (1) DE2935859A1 (fr)
FR (1) FR2435779A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435780A1 (fr) * 1978-09-08 1980-04-04 Sumitomo Chemical Co Support d'enregistrement et de reproduction de signaux optiques
FR2480675A1 (fr) * 1980-04-18 1981-10-23 Energy Conversion Devices Inc Film de formation d'image, et son procede de fabrication
EP0046104A1 (fr) * 1980-08-13 1982-02-17 Thomson-Csf Procédé thermo-optique d'inscription d'information, support d'information destiné à la mise en oeuvre de ce procédé et dispositif de lecture de ce support d'information
EP0240800A2 (fr) * 1986-03-19 1987-10-14 Hitachi Maxell Ltd. Disque d'enregistrement optique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4353767A (en) * 1979-08-20 1982-10-12 Discovision Associates Method of manufacturing an optical reading disc
KR870006534A (ko) * 1985-12-09 1987-07-13 나가이 아쯔시 광 기록매체 및 그 제조 방법
JPS6323234A (ja) * 1986-07-16 1988-01-30 Central Glass Co Ltd 光情報記録カ−ド

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2209159A1 (en) * 1972-09-25 1974-06-28 Western Electric Co Data processing bismuth plastics tape - precipitating plastics film within plasma discharge
DE2346923A1 (de) * 1973-09-18 1975-03-27 Siemens Ag Vorrichtung zum beschreiben von papier mit geringem absorptionsvermoegen mittels einer lichtquelle grosser intensitaet
FR2266933A1 (fr) * 1974-04-04 1975-10-31 Western Electric Co
DE2655834A1 (de) * 1975-12-09 1977-06-16 Matsushita Electric Ind Co Ltd Material zur optischen informationsspeicherung und verfahren zur herstellung des materials
US4032691A (en) * 1974-03-22 1977-06-28 Fuji Photo Film Co., Ltd. Recording material
FR2404888A1 (fr) * 1977-09-29 1979-04-27 Philips Nv Element d'enregistrement d'information muni d'une couche auxiliaire contenant un colorant
FR2404887A1 (fr) * 1977-09-28 1979-04-27 Rca Corp Moyen d'enregistrement d'informations
NL7901448A (nl) * 1978-02-24 1979-08-28 Rca Corp Onbewerkte registratiedrager.
FR2431144A1 (fr) * 1978-07-14 1980-02-08 Hitachi Ltd Materiau d'enregistrement et procede de fabrication de ce dernier

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2209159A1 (en) * 1972-09-25 1974-06-28 Western Electric Co Data processing bismuth plastics tape - precipitating plastics film within plasma discharge
DE2346923A1 (de) * 1973-09-18 1975-03-27 Siemens Ag Vorrichtung zum beschreiben von papier mit geringem absorptionsvermoegen mittels einer lichtquelle grosser intensitaet
US4032691A (en) * 1974-03-22 1977-06-28 Fuji Photo Film Co., Ltd. Recording material
FR2266933A1 (fr) * 1974-04-04 1975-10-31 Western Electric Co
DE2655834A1 (de) * 1975-12-09 1977-06-16 Matsushita Electric Ind Co Ltd Material zur optischen informationsspeicherung und verfahren zur herstellung des materials
FR2404887A1 (fr) * 1977-09-28 1979-04-27 Rca Corp Moyen d'enregistrement d'informations
FR2404888A1 (fr) * 1977-09-29 1979-04-27 Philips Nv Element d'enregistrement d'information muni d'une couche auxiliaire contenant un colorant
NL7901448A (nl) * 1978-02-24 1979-08-28 Rca Corp Onbewerkte registratiedrager.
FR2418514A1 (fr) * 1978-02-24 1979-09-21 Rca Corp Support d'enregistrement optique de l'information
FR2431144A1 (fr) * 1978-07-14 1980-02-08 Hitachi Ltd Materiau d'enregistrement et procede de fabrication de ce dernier

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/72 *
EXBK/73 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435780A1 (fr) * 1978-09-08 1980-04-04 Sumitomo Chemical Co Support d'enregistrement et de reproduction de signaux optiques
FR2480675A1 (fr) * 1980-04-18 1981-10-23 Energy Conversion Devices Inc Film de formation d'image, et son procede de fabrication
EP0046104A1 (fr) * 1980-08-13 1982-02-17 Thomson-Csf Procédé thermo-optique d'inscription d'information, support d'information destiné à la mise en oeuvre de ce procédé et dispositif de lecture de ce support d'information
EP0240800A2 (fr) * 1986-03-19 1987-10-14 Hitachi Maxell Ltd. Disque d'enregistrement optique
EP0240800A3 (en) * 1986-03-19 1989-11-29 Hitachi Maxell Ltd. Optical recording disc

Also Published As

Publication number Publication date
FR2435779B1 (fr) 1985-02-08
DE2935859A1 (de) 1980-03-20

Similar Documents

Publication Publication Date Title
JPS57165292A (en) Optical information recording medium
KR900010688A (ko) 박리 가능한 보호 필름을 가진 광학정보 기록매체
JPS56145535A (en) Disc for optical recording
JPS5545166A (en) Recording and reproducing method for optical information
ATE6102T1 (de) Optische aufzeichnungsplatte.
FR2435779A1 (fr) Element d'enregistrement optique
JPS5766538A (en) Information storage medium
JPS5634154A (en) Optical disc for write-in
JPS5619790A (en) Recording medium
JPS5661048A (en) Optical memory medium
JPS5661047A (en) Memory medium
Chomat et al. Relief holograms in thin films of amorphous As2Se3 under high laser exposures
JPS5538665A (en) Optical recording member
JPS5712426A (en) Optical disk recording carrier
JPS5331105A (en) Information recording member
JPS5661031A (en) Optical magnetic recording medium
JPS5758250A (en) Information recording medium
JPS57181443A (en) Information storage medium
JPS56155940A (en) Optically recording medium
JPS5766547A (en) Manufacture of base disk for information storage medium
JPS5794943A (en) Laser beam recording medium
JPS5782094A (en) Optical information recording medium
JPS5621890A (en) Optical recording material
JPS568293A (en) Recording material
JPS5774853A (en) Magnetic optical recording device

Legal Events

Date Code Title Description
ST Notification of lapse