FR2517100B1 - Milieu d'enregistrement optique et disque realise a l'aide de ce milieu - Google Patents

Milieu d'enregistrement optique et disque realise a l'aide de ce milieu

Info

Publication number
FR2517100B1
FR2517100B1 FR8219124A FR8219124A FR2517100B1 FR 2517100 B1 FR2517100 B1 FR 2517100B1 FR 8219124 A FR8219124 A FR 8219124A FR 8219124 A FR8219124 A FR 8219124A FR 2517100 B1 FR2517100 B1 FR 2517100B1
Authority
FR
France
Prior art keywords
same
recording medium
optical recording
disc made
disc
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
FR8219124A
Other languages
English (en)
French (fr)
Other versions
FR2517100A1 (fr
Inventor
Alan Edward Bell
Aaron William Levine
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of FR2517100A1 publication Critical patent/FR2517100A1/fr
Application granted granted Critical
Publication of FR2517100B1 publication Critical patent/FR2517100B1/fr
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
FR8219124A 1981-11-23 1982-11-16 Milieu d'enregistrement optique et disque realise a l'aide de ce milieu Expired FR2517100B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32405881A 1981-11-23 1981-11-23

Publications (2)

Publication Number Publication Date
FR2517100A1 FR2517100A1 (fr) 1983-05-27
FR2517100B1 true FR2517100B1 (fr) 1986-01-31

Family

ID=23261885

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8219124A Expired FR2517100B1 (fr) 1981-11-23 1982-11-16 Milieu d'enregistrement optique et disque realise a l'aide de ce milieu

Country Status (4)

Country Link
JP (1) JPS5896593A (enrdf_load_stackoverflow)
DE (1) DE3242315A1 (enrdf_load_stackoverflow)
FR (1) FR2517100B1 (enrdf_load_stackoverflow)
GB (1) GB2110115B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07107756B2 (ja) * 1987-02-12 1995-11-15 凸版印刷株式会社 光カ−ド
US5013594A (en) * 1987-09-25 1991-05-07 Hitachi Maxwell, Ltd. Optical information recording medium and its production
AU2003236993A1 (en) * 2002-07-10 2004-02-02 Koninklijke Philips Electronics N.V. Optical recording and reading system, optical data storage medium and use of such medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4101907A (en) * 1977-08-29 1978-07-18 Rca Corporation Overcoat structure for optical video disc
JPS553971A (en) * 1978-06-26 1980-01-12 Fuji Photo Film Co Ltd Thermal recording material
JPS5814318B2 (ja) * 1978-06-26 1983-03-18 富士写真フイルム株式会社 熱的記録材料
US4268840A (en) * 1979-07-27 1981-05-19 Xerox Corporation Optical recording member
JPS5621891A (en) * 1979-07-31 1981-02-28 Toshiba Corp Optical recording material
DE3118058A1 (de) * 1980-05-14 1982-03-11 RCA Corp., 10020 New York, N.Y. Aufzeichnungstraeger und verfahren zum schreiben einer informationsspur sowie zum loeschen einer in dem traeger gespeicherten information

Also Published As

Publication number Publication date
JPH0561111B2 (enrdf_load_stackoverflow) 1993-09-03
FR2517100A1 (fr) 1983-05-27
JPS5896593A (ja) 1983-06-08
DE3242315A1 (de) 1983-06-01
GB2110115A (en) 1983-06-15
DE3242315C2 (enrdf_load_stackoverflow) 1992-05-27
GB2110115B (en) 1985-08-07

Similar Documents

Publication Publication Date Title
FR2571168B1 (fr) Support d'enregistrement optique.
FR2569034B1 (fr) Milieu d'enregistrement optique d'informations
FR2566159B1 (fr) Milieu d'enregistrement optique d'informations
BE887958A (fr) Support d'enregistrement
FR2558003B1 (fr) Support d'enregistrement optique
DE3580536D1 (de) Optisches aufzeichnungsmedium.
FR2559936B1 (fr) Lecteur de disques d'enregistrement optique
FR2490858B1 (fr) Milieu d'enregistrement optique a sensibilite variable et disque contenant de l'information, realise a l'aide d'un tel milieu
KR870010505A (ko) 광기록 매체
FR2502825B1 (fr) Element d'enregistrement d'une information optique
NL192639B (nl) Optisch registratiemedium.
FR2605134B1 (fr) Milieu d'enregistrement d'information optique
FR2536895B1 (fr) Support d'enregistrement optique
DE3582778D1 (de) Optisches aufzeichnungsmedium.
DE69131341D1 (de) Optisches Plattenaufzeichnungsgerät
FR2418514B1 (fr) Support d'enregistrement optique de l'information
FR2569033B1 (fr) Support d'enregistrement optique
FR2613111B1 (fr) Support d'enregistrement optique
DE69322365D1 (de) Optisches Aufzeichnungsmedium
FR2492568B1 (fr) Milieu d'enregistrement optique perfectionne et disque realise a l'aide de ce milieu
DE69213306D1 (de) Optisches Aufzeichnungsmedium
DE69130080D1 (de) Optisches Aufzeichnungsmedium
FR2514540B1 (fr) Appareil d'enregistrement optique
FR2561022B1 (fr) Support d'enregistrement d'information optique
EP0192778A4 (en) OPTICAL STORAGE MEDIUM.

Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse