GB2110115B - Optical recording medium - Google Patents

Optical recording medium

Info

Publication number
GB2110115B
GB2110115B GB08232888A GB8232888A GB2110115B GB 2110115 B GB2110115 B GB 2110115B GB 08232888 A GB08232888 A GB 08232888A GB 8232888 A GB8232888 A GB 8232888A GB 2110115 B GB2110115 B GB 2110115B
Authority
GB
United Kingdom
Prior art keywords
recording medium
optical recording
optical
medium
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
GB08232888A
Other languages
English (en)
Other versions
GB2110115A (en
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 GB2110115A publication Critical patent/GB2110115A/en
Application granted granted Critical
Publication of GB2110115B publication Critical patent/GB2110115B/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
GB08232888A 1981-11-23 1982-11-18 Optical recording medium Expired GB2110115B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
GB2110115A GB2110115A (en) 1983-06-15
GB2110115B true GB2110115B (en) 1985-08-07

Family

ID=23261885

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08232888A Expired GB2110115B (en) 1981-11-23 1982-11-18 Optical recording medium

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
FR2517100B1 (fr) 1986-01-31
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

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011118