NL191296B - Blank record carrier and information record carrier. - Google Patents

Blank record carrier and information record carrier.

Info

Publication number
NL191296B
NL191296B NL7804656A NL7804656A NL191296B NL 191296 B NL191296 B NL 191296B NL 7804656 A NL7804656 A NL 7804656A NL 7804656 A NL7804656 A NL 7804656A NL 191296 B NL191296 B NL 191296B
Authority
NL
Netherlands
Prior art keywords
record carrier
blank
information
information record
carrier
Prior art date
Application number
NL7804656A
Other languages
Dutch (nl)
Other versions
NL191296C (en
NL7804656A (en
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 NL7804656A publication Critical patent/NL7804656A/en
Publication of NL191296B publication Critical patent/NL191296B/en
Application granted granted Critical
Publication of NL191296C publication Critical patent/NL191296C/en

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/254Record 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
    • G11B7/2542Record 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/257Record 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
    • G11B2007/25705Record 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 inorganic materials
    • G11B2007/2571Record 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 inorganic materials containing group 14 elements except carbon (Si, Ge, Sn, Pb)
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/257Record 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
    • G11B2007/25705Record 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 inorganic materials
    • G11B2007/25715Record 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 inorganic materials containing oxygen
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242Record 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
    • G11B7/244Record 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
    • G11B7/246Record 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 dyes
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/258Record 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
    • G11B7/2585Record 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/258Record 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
    • G11B7/2595Record 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 gold
NL7804656A 1977-08-29 1978-04-28 Blank record carrier and information record carrier. NL191296C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82881677A 1977-08-29 1977-08-29

Publications (3)

Publication Number Publication Date
NL7804656A NL7804656A (en) 1979-03-02
NL191296B true NL191296B (en) 1994-12-01
NL191296C NL191296C (en) 1995-05-01

Family

ID=25252817

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7804656A NL191296C (en) 1977-08-29 1978-04-28 Blank record carrier and information record carrier.

Country Status (8)

Country Link
JP (1) JPS5437739A (en)
DE (1) DE2817945A1 (en)
FR (1) FR2402275A1 (en)
GB (1) GB1603761A (en)
HK (1) HK77386A (en)
MY (1) MY8500779A (en)
NL (1) NL191296C (en)
SG (1) SG38384G (en)

Families Citing this family (8)

* 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
JPS5522961A (en) * 1978-08-07 1980-02-19 Fuji Photo Film Co Ltd Thermal recording material
US4357616A (en) * 1979-03-26 1982-11-02 Hitachi, Ltd. Recording medium
JPS6023037B2 (en) * 1980-03-18 1985-06-05 旭化成株式会社 Information recording member
JPS56161199A (en) * 1980-05-16 1981-12-11 Fuji Photo Film Co Ltd Recording of information using information recording medium
JPS5766544A (en) * 1980-10-14 1982-04-22 Fujitsu Ltd Optical disk medium
JPS62188037A (en) * 1986-02-13 1987-08-17 Central Glass Co Ltd Optical information recording card
JPS6480591A (en) * 1987-09-24 1989-03-27 Nippon Denso Co Optical information recording medium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665483A (en) * 1969-06-06 1972-05-23 Chase Manhattan Capital Corp Laser recording medium
US3911444A (en) * 1974-04-04 1975-10-07 Bell Telephone Labor Inc Metal film recording media for laser writing
DE2522928C2 (en) * 1974-05-25 1984-04-05 Canon K.K., Tokyo Recording media, processes for their production and recording processes
AU511031B2 (en) * 1976-03-19 1980-07-24 Rca Corp. Ablative optical recording medium
US4023185A (en) * 1976-03-19 1977-05-10 Rca Corporation Ablative optical recording medium
AU514899B2 (en) * 1977-03-28 1981-03-05 Rca Corp. High density information record
US4101907A (en) * 1977-08-29 1978-07-18 Rca Corporation Overcoat structure for optical video disc

Also Published As

Publication number Publication date
FR2402275A1 (en) 1979-03-30
JPS5437739A (en) 1979-03-20
SG38384G (en) 1985-03-08
GB1603761A (en) 1981-11-25
DE2817945A1 (en) 1979-03-15
JPS641315B2 (en) 1989-01-11
DE2817945C2 (en) 1987-10-08
NL191296C (en) 1995-05-01
NL7804656A (en) 1979-03-02
HK77386A (en) 1986-10-24
MY8500779A (en) 1985-12-31
FR2402275B1 (en) 1985-03-15

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 980428