FR2344916B1 - - Google Patents
Info
- Publication number
- FR2344916B1 FR2344916B1 FR7707798A FR7707798A FR2344916B1 FR 2344916 B1 FR2344916 B1 FR 2344916B1 FR 7707798 A FR7707798 A FR 7707798A FR 7707798 A FR7707798 A FR 7707798A FR 2344916 B1 FR2344916 B1 FR 2344916B1
- 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
- G11B7/241—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
- G11B7/258—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 of reflective layers
- G11B7/2585—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 of reflective layers based on aluminium
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
- G01D15/10—Heated recording elements acting on heatsensitive layers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
- G01D15/14—Optical recording elements; Recording elements using X-or nuclear radiation
-
- 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
-
- 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
- G11B7/257—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 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
- G11B2007/25705—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 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
- G11B2007/25708—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 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 13 elements (B, Al, Ga)
-
- 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
- G11B7/257—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 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
- G11B2007/25705—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 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
- G11B2007/25715—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 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
-
- 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
- G11B7/253—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 of substrates
- G11B7/2531—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 of substrates comprising glass
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66850476A | 1976-03-19 | 1976-03-19 | |
| US05/668,748 US4023185A (en) | 1976-03-19 | 1976-03-19 | Ablative optical recording medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2344916A1 FR2344916A1 (fr) | 1977-10-14 |
| FR2344916B1 true FR2344916B1 (fr) | 1981-10-02 |
Family
ID=27099923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7707798A Granted FR2344916A1 (fr) | 1976-03-19 | 1977-03-16 | Milieu d'enregistrement optique par ablation |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS52113733A (fr) |
| AU (1) | AU511031B2 (fr) |
| DE (1) | DE2710629A1 (fr) |
| FR (1) | FR2344916A1 (fr) |
| GB (1) | GB1576279A (fr) |
| NL (1) | NL184929C (fr) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2812868A1 (de) * | 1977-03-28 | 1978-10-12 | Rca Corp | Aufzeichnungstraeger zur aufzeichnung und wiedergabe von information mittels optischer strahlung |
| DE2817945A1 (de) * | 1977-08-29 | 1979-03-15 | Rca Corp | Plattenrohling, insbesondere fuer eine optische bildplatte |
| GB2005155A (en) * | 1977-09-28 | 1979-04-19 | Rca Corp | Improved optical recording medium |
| JPS5494331A (en) * | 1978-01-09 | 1979-07-26 | Nippon Denso Co Ltd | Preparation of light and dark pattern |
| US4189735A (en) * | 1978-02-24 | 1980-02-19 | Rca Corporation | Record playback apparatus and information record therefor |
| US4195312A (en) * | 1978-02-24 | 1980-03-25 | Rca Corporation | Recorder and antireflective record blank having an optically passive transparent layer |
| NL7900281A (nl) * | 1979-01-15 | 1980-07-17 | Philips Nv | Optische registratie-inrichting alsmede een werkwijze voor het registreren van informatie langs optische weg. |
| US4430401A (en) * | 1979-06-13 | 1984-02-07 | Discovision Associates | Method for producing a recording disc stamper |
| US4278756A (en) * | 1979-07-06 | 1981-07-14 | Drexler Technology Corporation | Reflective data storage medium made by silver diffusion transfer |
| US4285056A (en) * | 1979-10-17 | 1981-08-18 | Rca Corporation | Replicable optical recording medium |
| US4300227A (en) * | 1979-10-17 | 1981-11-10 | Rca Corporation | Replicable optical recording medium |
| FR2471649B1 (fr) * | 1979-11-29 | 1987-02-13 | Rca Corp | Support d'enregistrement optique par ablation |
| CA1155548A (fr) * | 1980-10-31 | 1983-10-18 | Richard L. Wilkinson | Support d'enregistrement optique et methode de fabrication |
| JPH01248333A (ja) * | 1988-03-29 | 1989-10-03 | Hitachi Maxell Ltd | 光情報記録媒体およびその製造方法 |
| JP2672935B2 (ja) * | 1993-12-27 | 1997-11-05 | シャープ株式会社 | 磁気光学記憶素子 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1277344B (de) * | 1964-07-06 | 1968-09-12 | Siemens Ag | Verfahren zur Informationsspeicherung und Gedaechtnisspeicher zur Durchfuehrung des Verfahrens |
| US3665483A (en) * | 1969-06-06 | 1972-05-23 | Chase Manhattan Capital Corp | Laser recording medium |
| US3747117A (en) * | 1971-03-31 | 1973-07-17 | Teletype Corp | Laser writing |
| JPS5920473B2 (ja) * | 1974-08-06 | 1984-05-14 | キヤノン株式会社 | レ−ザ−ビ−ムの記録媒体の製造方法 |
| JPS5934519B2 (ja) * | 1974-05-25 | 1984-08-23 | キヤノン株式会社 | ヒ−トモ−ド記録媒体 |
-
1977
- 1977-02-21 AU AU22491/77A patent/AU511031B2/en not_active Expired
- 1977-03-08 GB GB9726/77A patent/GB1576279A/en not_active Expired
- 1977-03-11 DE DE19772710629 patent/DE2710629A1/de active Granted
- 1977-03-14 JP JP2854877A patent/JPS52113733A/ja active Granted
- 1977-03-16 FR FR7707798A patent/FR2344916A1/fr active Granted
- 1977-03-18 NL NLAANVRAGE7702970,A patent/NL184929C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52113733A (en) | 1977-09-24 |
| NL184929B (nl) | 1989-07-03 |
| AU511031B2 (en) | 1980-07-24 |
| AU2249177A (en) | 1978-08-31 |
| DE2710629A1 (de) | 1977-09-22 |
| JPS5720919B2 (fr) | 1982-05-01 |
| GB1576279A (en) | 1980-10-08 |
| NL184929C (nl) | 1989-12-01 |
| DE2710629C2 (fr) | 1989-02-23 |
| NL7702970A (nl) | 1977-09-21 |
| FR2344916A1 (fr) | 1977-10-14 |