NL191910C - Ablative optical recording medium, comprising a light-reflecting material, coated with a layer of a light-absorbing dye. - Google Patents

Ablative optical recording medium, comprising a light-reflecting material, coated with a layer of a light-absorbing dye.

Info

Publication number
NL191910C
NL191910C NL7908830A NL7908830A NL191910C NL 191910 C NL191910 C NL 191910C NL 7908830 A NL7908830 A NL 7908830A NL 7908830 A NL7908830 A NL 7908830A NL 191910 C NL191910 C NL 191910C
Authority
NL
Netherlands
Prior art keywords
light
coated
layer
recording medium
optical recording
Prior art date
Application number
NL7908830A
Other languages
Dutch (nl)
Other versions
NL191910B (en
NL7908830A (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
Priority to GB7941271A priority Critical patent/GB2066489B/en
Application filed by Rca Corp filed Critical Rca Corp
Priority to NL7908830A priority patent/NL191910C/en
Priority to FR7930239A priority patent/FR2471649B1/en
Priority to DE19792951340 priority patent/DE2951340A1/en
Publication of NL7908830A publication Critical patent/NL7908830A/en
Publication of NL191910B publication Critical patent/NL191910B/en
Application granted granted Critical
Publication of NL191910C publication Critical patent/NL191910C/en

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
    • G11B7/242—Record 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
    • G11B7/244—Record 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
    • G11B7/246—Record 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
    • G11B7/248—Record 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 porphines; azaporphines, e.g. phthalocyanines
    • 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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
    • 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
NL7908830A 1979-11-29 1979-12-06 Ablative optical recording medium, comprising a light-reflecting material, coated with a layer of a light-absorbing dye. NL191910C (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB7941271A GB2066489B (en) 1979-11-29 1979-11-29 Ablative optical recording medium
NL7908830A NL191910C (en) 1979-12-06 1979-12-06 Ablative optical recording medium, comprising a light-reflecting material, coated with a layer of a light-absorbing dye.
FR7930239A FR2471649B1 (en) 1979-11-29 1979-12-10 OPTICAL ABLATION RECORDING MEDIUM
DE19792951340 DE2951340A1 (en) 1979-11-29 1979-12-20 OPTICAL RECORD CARRIER

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7908830 1979-12-06
NL7908830A NL191910C (en) 1979-12-06 1979-12-06 Ablative optical recording medium, comprising a light-reflecting material, coated with a layer of a light-absorbing dye.

Publications (3)

Publication Number Publication Date
NL7908830A NL7908830A (en) 1981-07-01
NL191910B NL191910B (en) 1996-06-03
NL191910C true NL191910C (en) 1996-10-04

Family

ID=19834289

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7908830A NL191910C (en) 1979-11-29 1979-12-06 Ablative optical recording medium, comprising a light-reflecting material, coated with a layer of a light-absorbing dye.

Country Status (1)

Country Link
NL (1) NL191910C (en)

Also Published As

Publication number Publication date
NL191910B (en) 1996-06-03
NL7908830A (en) 1981-07-01

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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
BK Erratum

Free format text: IN THE PAMPHLET OF THE PUBLISHED EXAMINED PATENT APPLICATION NO.191910(FILING NO.7908830,INT.CL. G11B 7/24,ISSUED 960603)ON LINE 49 OF PAGE 4 THE WORDS "HIERBIJ 3 BLADEN TEKENING" CORR.:"HIERBIJ 1 BLAD TEKENING"

V4 Lapsed because of reaching the maxim lifetime of a patent

Free format text: 19991206