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
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)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Laminated Bodies (AREA)
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 (US20070167544A1-20070719-C00007.png) | 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)
Families Citing this family (7)
| 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)
| 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 (US20070167544A1-20070719-C00007.png) * | 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 (US20070167544A1-20070719-C00007.png) * | 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 |
-
1980
- 1980-01-22 GB GB8002060A patent/GB2042200B/en not_active Expired
- 1980-01-24 JP JP770880A patent/JPS55108995A/ja active Granted
- 1980-01-28 DE DE3002911A patent/DE3002911C2/de not_active Expired
- 1980-01-31 CA CA000344824A patent/CA1143475A/en not_active Expired
- 1980-02-01 BE BE1/9705A patent/BE881492A/fr not_active IP Right Cessation
- 1980-02-01 FR FR8002270A patent/FR2449322A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6326464B2 (US20070167544A1-20070719-C00007.png) | 1988-05-30 |
| GB2042200A (en) | 1980-09-17 |
| DE3002911C2 (de) | 1983-12-29 |
| DE3002911A1 (de) | 1980-09-04 |
| BE881492A (fr) | 1980-08-01 |
| FR2449322A1 (fr) | 1980-09-12 |
| GB2042200B (en) | 1983-03-09 |
| JPS55108995A (en) | 1980-08-21 |
| CA1143475A (en) | 1983-03-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |