FR2449322B1 - - Google Patents

Info

Publication number
FR2449322B1
FR2449322B1 FR8002270A FR8002270A FR2449322B1 FR 2449322 B1 FR2449322 B1 FR 2449322B1 FR 8002270 A FR8002270 A FR 8002270A FR 8002270 A FR8002270 A FR 8002270A FR 2449322 B1 FR2449322 B1 FR 2449322B1
Authority
FR
France
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
FR8002270A
Other languages
French (fr)
Other versions
FR2449322A1 (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.)
Drexler Technology Corp
Original Assignee
Drexler Technology 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 Drexler Technology Corp filed Critical Drexler Technology Corp
Publication of FR2449322A1 publication Critical patent/FR2449322A1/fr
Application granted granted Critical
Publication of FR2449322B1 publication Critical patent/FR2449322B1/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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/40—Chemically transforming developed images
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • 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
    • G11B7/251—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 inorganic materials dispersed in an organic matrix

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Laminated Bodies (AREA)
FR8002270A 1979-02-14 1980-02-01 Support reflechissant pour enregistrements pyrographiques par laser et son procede de fabrication Granted FR2449322A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1223579A 1979-02-14 1979-02-14

Publications (2)

Publication Number Publication Date
FR2449322A1 FR2449322A1 (fr) 1980-09-12
FR2449322B1 true FR2449322B1 (ja) 1982-10-08

Family

ID=21753995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002270A Granted FR2449322A1 (fr) 1979-02-14 1980-02-01 Support reflechissant pour enregistrements pyrographiques par laser et son procede de fabrication

Country Status (6)

Country Link
JP (1) JPS55108995A (ja)
BE (1) BE881492A (ja)
CA (1) CA1143475A (ja)
DE (1) DE3002911C2 (ja)
FR (1) FR2449322A1 (ja)
GB (1) GB2042200B (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56132335A (en) * 1980-02-11 1981-10-16 Fuji Photo Film Co Ltd Optical recording medium and its manufacture
GB2081461B (en) * 1980-07-21 1984-03-07 Drexler Tech Double-sided silver halide material
US4385372A (en) * 1981-05-01 1983-05-24 Drexler Technology Corporation Reflective optical data storage and laser recording media having grooved dielectric encoded prerecorded information
EP0080884A3 (en) * 1981-11-27 1984-02-01 Konishiroku Photo Industry Co. Ltd. A recording medium and a method for the production thereof
JPS58224794A (ja) * 1982-06-25 1983-12-27 Konishiroku Photo Ind Co Ltd 光学的情報記録媒体の製造方法
JP2553860B2 (ja) * 1987-05-08 1996-11-13 共同印刷株式会社 光記録部材及びその製造方法並びに光記録カ−ドの製造方法
DE102004026819A1 (de) * 2004-06-02 2006-01-26 Steag Hamatech Ag Verfahren zum Herstellen einer wenigstens teilweisen reflektierenden Schicht eines optischen Datenträgers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3314073A (en) * 1964-10-20 1967-04-11 Prec Instr Company Laser recorder with vaporizable film
NL162215C (ja) * 1967-07-03 Ibm
US3567477A (en) * 1967-11-15 1971-03-02 Du Pont Molybdate orange pigment
US3647456A (en) * 1968-12-23 1972-03-07 Ibm Method of making conductive silver images and emulsion therefor
US3911444A (en) * 1974-04-04 1975-10-07 Bell Telephone Labor Inc Metal film recording media for laser writing
JPS5230850B2 (ja) * 1974-10-07 1977-08-11
JPS51105821A (en) * 1975-03-14 1976-09-20 Fuji Photo Film Co Ltd Masukugazono keiseihoho
JPS6015055B2 (ja) * 1976-09-06 1985-04-17 富士写真フイルム株式会社 マスク画像の形成方法

Also Published As

Publication number Publication date
JPS55108995A (en) 1980-08-21
FR2449322A1 (fr) 1980-09-12
GB2042200A (en) 1980-09-17
JPS6326464B2 (ja) 1988-05-30
DE3002911C2 (de) 1983-12-29
BE881492A (fr) 1980-08-01
DE3002911A1 (de) 1980-09-04
GB2042200B (en) 1983-03-09
CA1143475A (en) 1983-03-22

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Legal Events

Date Code Title Description
ST Notification of lapse