JPS5484702A - Information record - Google Patents
Information recordInfo
- Publication number
- JPS5484702A JPS5484702A JP14212078A JP14212078A JPS5484702A JP S5484702 A JPS5484702 A JP S5484702A JP 14212078 A JP14212078 A JP 14212078A JP 14212078 A JP14212078 A JP 14212078A JP S5484702 A JPS5484702 A JP S5484702A
- Authority
- JP
- Japan
- Prior art keywords
- information record
- record
- information
- Prior art date
- 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.)
- Granted
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
-
- 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
- G11B7/00451—Recording involving ablation of the recording layer
-
- 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
- G11B7/005—Reproducing
- G11B7/0052—Reproducing involving reflectivity, absorption or colour changes
-
- 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
- G11B2007/24624—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 fluorescent 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
- G11B7/242—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
- G11B7/253—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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/668,495 US4097895A (en) | 1976-03-19 | 1976-03-19 | Multilayer optical record |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5484702A true JPS5484702A (en) | 1979-07-05 |
JPS6325414B2 JPS6325414B2 (ja) | 1988-05-25 |
Family
ID=24682526
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2912477A Granted JPS52114306A (en) | 1976-03-19 | 1977-03-15 | Information record |
JP14212078A Granted JPS5484702A (en) | 1976-03-19 | 1978-11-16 | Information record |
JP61288631A Granted JPS62175943A (ja) | 1976-03-19 | 1986-12-03 | 情報書込み装置 |
JP61288632A Granted JPS62175944A (ja) | 1976-03-19 | 1986-12-03 | 情報レコ−ド再生装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2912477A Granted JPS52114306A (en) | 1976-03-19 | 1977-03-15 | Information record |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61288631A Granted JPS62175943A (ja) | 1976-03-19 | 1986-12-03 | 情報書込み装置 |
JP61288632A Granted JPS62175944A (ja) | 1976-03-19 | 1986-12-03 | 情報レコ−ド再生装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US4097895A (ja) |
JP (4) | JPS52114306A (ja) |
AU (1) | AU509993B2 (ja) |
DE (2) | DE2759303C2 (ja) |
FR (1) | FR2344920A1 (ja) |
GB (1) | GB1560245A (ja) |
HK (1) | HK32782A (ja) |
NL (2) | NL186836C (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5786139A (en) * | 1980-09-25 | 1982-05-29 | Rca Corp | Optical recording medium |
JPS60239947A (ja) * | 1984-05-15 | 1985-11-28 | Ricoh Co Ltd | 光学的情報記憶媒体 |
US5155723A (en) * | 1988-07-30 | 1992-10-13 | Yuden Co., Ltd. Taiyo | Optical information recording method and medium |
Families Citing this family (94)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4313188A (en) * | 1976-03-19 | 1982-01-26 | Rca Corporation | Method of recording an ablative optical recording medium |
JPS52138145A (en) * | 1976-05-14 | 1977-11-18 | Hitachi Ltd | Optical recording device |
US4270132A (en) * | 1977-03-28 | 1981-05-26 | Rca Corporation | Information record |
US4329697A (en) * | 1977-03-28 | 1982-05-11 | Rca Corporation | Information record |
US4216501A (en) * | 1977-03-28 | 1980-08-05 | Rca Corporation | Optical anti-reflective information record |
US4300143A (en) * | 1977-08-29 | 1981-11-10 | Rca Corporation | Thin protective overcoat layer for optical video disc |
JPH0114038B2 (ja) * | 1977-12-19 | 1989-03-09 | Eastman Kodak Co | |
US4218689A (en) * | 1978-01-30 | 1980-08-19 | Rca Corporation | Ablatable medium for optical recording |
US4195313A (en) * | 1978-02-24 | 1980-03-25 | Rca Corporation | Antireflective information record having an optically passive transparent layer |
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 |
US4183094A (en) * | 1978-03-20 | 1980-01-08 | Xerox Corporation | Optical storage medium using the frequency domain |
US4219826A (en) * | 1978-07-10 | 1980-08-26 | Rca Corporation | Optical recording medium |
US4316279A (en) * | 1978-09-04 | 1982-02-16 | Rca Corporation | Optical recording in thin photoresist |
JPS5545166A (en) * | 1978-09-25 | 1980-03-29 | Matsushita Electric Ind Co Ltd | Recording and reproducing method for optical information |
US4222071A (en) * | 1978-12-22 | 1980-09-09 | Rca Corporation | Sensitivity information record |
US4270130A (en) * | 1979-01-08 | 1981-05-26 | Eastman Kodak Company | Thermal deformation record device with bleachable dye |
US4233626A (en) * | 1979-01-11 | 1980-11-11 | Rca Corporation | Playback information record using phase cancellation for reading |
NL7900281A (nl) * | 1979-01-15 | 1980-07-17 | Philips Nv | Optische registratie-inrichting alsmede een werkwijze voor het registreren van informatie langs optische weg. |
US4345261A (en) * | 1979-02-21 | 1982-08-17 | Discovision Associates | Dielectric recording medium |
US4496957A (en) * | 1979-07-02 | 1985-01-29 | Xerox Corporation | Optical disk |
NL7905914A (nl) | 1979-08-01 | 1981-02-03 | Philips Nv | Kleurstof bevattend laagje van een filmvormend polymeer bindmiddel en toepassing ervan in een informatie- registratieeelement. |
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 |
GB2066490B (en) * | 1979-11-29 | 1983-10-19 | Rca Corp | Optical recording medium |
US4340959A (en) * | 1979-12-28 | 1982-07-20 | Rca Corporation | Optical recording medium with a thick overcoat |
US4360908A (en) * | 1980-02-25 | 1982-11-23 | Eastman Kodak Company | Physically optimized optical disc structure, method and apparatus |
US4320489A (en) * | 1980-03-03 | 1982-03-16 | Rca Corporation | Reversible optical storage medium and a method for recording information therein |
US4292511A (en) * | 1980-04-21 | 1981-09-29 | Rca Corporation | Apparatus and method for reading an identifying label on an information record |
US4383311A (en) * | 1980-10-21 | 1983-05-10 | Rca Corporation | Optical recording medium and information record with indented overcoat |
US4519064A (en) * | 1980-10-27 | 1985-05-21 | Nippon Columbia Kabushikikaisha | Optical record disc |
US4336545A (en) * | 1980-12-18 | 1982-06-22 | Eastman Kodak Company | Optical disc structure, method and apparatus physically optimized for writing and reading with a single wavelength |
US4470053A (en) * | 1981-02-13 | 1984-09-04 | Minnesota Mining And Manufacturing Company | Protuberant optical recording medium |
US4425570A (en) * | 1981-06-12 | 1984-01-10 | Rca Corporation | Reversible recording medium and information record |
US4387381A (en) * | 1981-06-12 | 1983-06-07 | Rca Corporation | Optical recording medium and information record with tracking aid |
US4449212A (en) * | 1981-07-30 | 1984-05-15 | Rca Corporation | Multi-beam optical record and playback apparatus |
US4459690A (en) * | 1981-07-30 | 1984-07-10 | Rca Corporation | Multi-beam optical record and playback apparatus having an improved beam splitter |
US4547876A (en) * | 1981-08-17 | 1985-10-15 | Rca Corporation | Optical recording medium and information record and method of making same |
US4582776A (en) * | 1981-10-09 | 1986-04-15 | Pioneer Electronic Corporation | Information recording disc having light absorbing cellulose nitrate coating |
US4432085A (en) * | 1981-10-30 | 1984-02-14 | Rca Corporation | Dual input telescope for multi-beam optical record and playback apparatus |
US4408213A (en) * | 1981-10-30 | 1983-10-04 | Rca Corporation | Reinforced bubble recording medium and information record |
US4449215A (en) * | 1982-03-24 | 1984-05-15 | Rca Corporation | Apparatus for varying track spacing in multi-track optical record systems |
US4423427A (en) * | 1982-04-26 | 1983-12-27 | Rca Corporation | Substrate for optical recording media and information records |
US4446223A (en) * | 1982-06-24 | 1984-05-01 | Eastman Kodak Company | Recording and information record elements comprising oxoindolizine and oxoindolizinium dyes |
US4433410A (en) * | 1982-06-30 | 1984-02-21 | Rca Corporation | Protective cartridge for optical discs |
US4513991A (en) * | 1982-07-16 | 1985-04-30 | Renaud Bruce J | Convertible design surface, and method for forming the design |
US4477894A (en) * | 1982-08-10 | 1984-10-16 | Rca Corporation | Protective cartridge for disc record |
US4516231A (en) * | 1982-08-26 | 1985-05-07 | Rca Corporation | Optical disc system having momentum compensation |
US4507773A (en) * | 1982-09-28 | 1985-03-26 | Rca Corporation | High efficiency precision laser beam switch |
US4516235A (en) * | 1982-10-28 | 1985-05-07 | Rca Corporation | Dynamic record level control for optical disc recorder |
US4502133A (en) * | 1982-11-30 | 1985-02-26 | Rca Corporation | Automatic handling mechanism for an optical disc enclosed in a protective cartridge |
US4556893A (en) * | 1983-02-15 | 1985-12-03 | Minnesota Mining And Manufacturing Company | Optical recording medium of high sensitivity |
JPH071556B2 (ja) * | 1983-03-26 | 1995-01-11 | パイオニア株式会社 | ディスクの情報記録方法 |
US4501876A (en) * | 1983-07-18 | 1985-02-26 | E. I. Du Pont De Nemours And Company | Film-forming poly(conjugated polymethine-type)dye |
JPS6023936U (ja) * | 1983-07-25 | 1985-02-19 | 日本コロムビア株式会社 | 光情報記録媒体 |
EP0135750B1 (en) * | 1983-08-26 | 1988-06-22 | Hitachi, Ltd. | Optical information recording and reproducing apparatus |
US4594701A (en) * | 1983-10-31 | 1986-06-10 | Rca Corporation | System for recording data on spiral track |
US4638335A (en) * | 1983-12-29 | 1987-01-20 | Xerox Corporation | Optical recording member |
US4499996A (en) * | 1983-12-29 | 1985-02-19 | Rca Corporation | Protective cartridge for disc record |
US4681834A (en) * | 1984-03-01 | 1987-07-21 | Simmons Iii Howard E | Optical recording element |
US4581317A (en) * | 1984-03-01 | 1986-04-08 | E. I. Du Pont De Nemours And Company | Optical recording element |
US4532623A (en) * | 1984-03-19 | 1985-07-30 | Rca Corporation | Apparatus and method for reducing shock and vibration caused by cartridge loading |
US4807218A (en) * | 1985-02-11 | 1989-02-21 | Gerber Arthur M | System for recording digital information using a regular array of discrete micromirrors |
US4811326A (en) * | 1985-02-11 | 1989-03-07 | Gerber Arthur M | Method of recording digital information on an array of equally spaced micromirrors |
US4811331A (en) * | 1985-02-11 | 1989-03-07 | Gerber Arthur M | Medium for recording digital information using an array of equally spaced micromirrors |
US4712207A (en) * | 1985-03-18 | 1987-12-08 | Rca Corporation | Apparatus for erasing information on a reversible optical recording medium |
US4704712A (en) * | 1985-06-24 | 1987-11-03 | Rca Corporation | Low-friction slide apparatus for optical disc translation stage |
US4900649A (en) * | 1985-11-19 | 1990-02-13 | Matsushita Electric Industrial Co., Ltd. | Method of producing an optical recording medium and an optical recording medium produced thereby |
DE3601067A1 (de) * | 1986-01-16 | 1987-07-23 | Basf Ag | Optische aufzeichnungstraeger |
US4701894A (en) * | 1986-03-28 | 1987-10-20 | Rca Corporation | Magnetic biasing apparatus for magneto-optic recording including a magnetic circuit |
DE3622294A1 (de) * | 1986-07-03 | 1988-01-07 | Basf Ag | Optisches aufzeichnungsmedium |
US4754446A (en) * | 1987-01-23 | 1988-06-28 | General Electric Company | Optical recording system using refracted write beam for erasing |
US4754447A (en) * | 1987-01-28 | 1988-06-28 | Rca Corporation | Multidisk spindle |
US4983496A (en) * | 1988-06-02 | 1991-01-08 | Newell Research Corporation | Method for writing position-indicating markers on magnetic tape |
DE3820001A1 (de) * | 1988-06-11 | 1989-12-14 | Basf Ag | Optisches aufzeichnungsmedium |
JPH02132656A (ja) * | 1988-07-30 | 1990-05-22 | Taiyo Yuden Co Ltd | 光情報記録媒体及びそれを用いた光情報記録方法 |
US5090009A (en) * | 1988-07-30 | 1992-02-18 | Taiyo Yuden Co., Ltd. | Optical information recording medium |
US5056079A (en) * | 1988-08-04 | 1991-10-08 | Literal Corporation | Multi-state optical contrasts in optical recording media for data compression |
JPH02147286A (ja) * | 1988-08-29 | 1990-06-06 | Taiyo Yuden Co Ltd | 光情報記録媒体 |
DE3911829A1 (de) * | 1989-04-11 | 1990-10-18 | Basf Ag | Optisches aufzeichnungsmedium |
US4980880A (en) * | 1989-11-06 | 1990-12-25 | Laser Magnetic Storage International Company | Method and apparatus for simultaneously reading both sides of an optical storage disk |
JPH0433205U (ja) * | 1990-07-12 | 1992-03-18 | ||
US5502576A (en) * | 1992-08-24 | 1996-03-26 | Ramsay International Corporation | Method and apparatus for the transmission, storage, and retrieval of documents in an electronic domain |
US5477344A (en) * | 1993-11-19 | 1995-12-19 | Eastman Kodak Company | Duplicating radiographic, medical or other black and white images using laser thermal digital halftone printing |
US5764619A (en) | 1995-04-07 | 1998-06-09 | Matsushita Electric Industrial Co., Ltd. | Optical recording medium having two separate recording layers |
US6944115B2 (en) | 2000-09-29 | 2005-09-13 | General Electric Company | Colored data storage media |
US6475588B1 (en) | 2001-08-07 | 2002-11-05 | General Electric Company | Colored digital versatile disks |
US6475589B1 (en) * | 2001-12-17 | 2002-11-05 | General Electric Company | Colored optical discs and methods for making the same |
DE60320278T2 (de) * | 2002-08-07 | 2009-05-20 | Vim Technologies Ltd. | Lithographische druckglieder und verfahren und system zur herstellung lithographischer druckglieder |
US20050238145A1 (en) * | 2004-04-22 | 2005-10-27 | Sbc Knowledge Ventures, L.P. | User interface for "how to use" application of automated self service call center |
JP2006289877A (ja) * | 2005-04-14 | 2006-10-26 | Toshiba Corp | 情報記憶媒体、再生方法及び記録方法 |
US7613869B2 (en) * | 2006-11-27 | 2009-11-03 | Brigham Young University | Long-term digital data storage |
CN112004474A (zh) | 2018-05-25 | 2020-11-27 | 豪洛捷公司 | 压缩臂设备和方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4965726A (ja) * | 1972-09-02 | 1974-06-26 | ||
JPS5034508A (ja) * | 1973-07-02 | 1975-04-02 | ||
JPS5229124A (en) * | 1975-08-29 | 1977-03-04 | Hughes Aircraft Co | Calculator keyboard assembling used for timer*computer |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2203191A (en) * | 1936-04-29 | 1940-06-04 | Rca Corp | Sound recording |
DE1277344B (de) * | 1964-07-06 | 1968-09-12 | Siemens Ag | Verfahren zur Informationsspeicherung und Gedaechtnisspeicher zur Durchfuehrung des Verfahrens |
DE1574687B2 (de) * | 1968-02-06 | 1978-08-10 | Robert Bosch Gmbh, 7000 Stuttgart | Aufzeichnungsträger für Informationen |
FR2019358A1 (ja) * | 1968-08-21 | 1970-07-03 | Optical Devices Cy | |
US3665483A (en) * | 1969-06-06 | 1972-05-23 | Chase Manhattan Capital Corp | Laser recording medium |
US3651281A (en) * | 1969-06-06 | 1972-03-21 | Carl H Becker | Laser recording system using photomagnetically magnetizable storage medium |
US3832547A (en) * | 1970-08-03 | 1974-08-27 | D Silverman | Apparatus for transferring a unique micropattern of microperforations in a first metal layer to an underlying second metal layer |
US3747117A (en) * | 1971-03-31 | 1973-07-17 | Teletype Corp | Laser writing |
US3679818A (en) * | 1971-04-23 | 1972-07-25 | Bell Telephone Labor Inc | Method and medium for producing color images |
JPS5429082B2 (ja) * | 1973-07-31 | 1979-09-20 | ||
US3931459A (en) * | 1974-02-04 | 1976-01-06 | Zenith Radio Corporation | Video disc |
US4000492A (en) * | 1974-04-04 | 1976-12-28 | Bell Telephone Laboratories, Incorporated | Metal film recording media for laser writing |
JPS50139719A (ja) * | 1974-04-26 | 1975-11-08 | ||
DE2522928C2 (de) * | 1974-05-25 | 1984-04-05 | Canon K.K., Tokyo | Aufzeichnungsträger, Verfahren zu dessen Herstellung und Aufzeichnungsverfahren |
JPS5934519B2 (ja) * | 1974-05-25 | 1984-08-23 | キヤノン株式会社 | ヒ−トモ−ド記録媒体 |
US3889272A (en) * | 1974-05-30 | 1975-06-10 | Bell Telephone Labor Inc | Metal film recording media for laser writing |
US3959799A (en) * | 1974-09-09 | 1976-05-25 | International Business Machines Corporation | Information storage by laser beam initiated reactions |
US4023185A (en) * | 1976-03-19 | 1977-05-10 | Rca Corporation | Ablative optical recording medium |
-
1976
- 1976-03-19 US US05/668,495 patent/US4097895A/en not_active Expired - Lifetime
-
1977
- 1977-03-08 GB GB9671/77A patent/GB1560245A/en not_active Expired
- 1977-03-10 AU AU23116/77A patent/AU509993B2/en not_active Expired
- 1977-03-15 JP JP2912477A patent/JPS52114306A/ja active Granted
- 1977-03-18 DE DE2759303A patent/DE2759303C2/de not_active Expired
- 1977-03-18 FR FR7708226A patent/FR2344920A1/fr active Granted
- 1977-03-18 NL NLAANVRAGE7702971,A patent/NL186836C/xx not_active IP Right Cessation
- 1977-03-18 DE DE2712013A patent/DE2712013C2/de not_active Expired
-
1978
- 1978-11-16 JP JP14212078A patent/JPS5484702A/ja active Granted
-
1982
- 1982-07-15 HK HK327/82A patent/HK32782A/xx unknown
-
1986
- 1986-12-03 JP JP61288631A patent/JPS62175943A/ja active Granted
- 1986-12-03 JP JP61288632A patent/JPS62175944A/ja active Granted
-
1990
- 1990-04-17 NL NL9000906A patent/NL9000906A/nl not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4965726A (ja) * | 1972-09-02 | 1974-06-26 | ||
JPS5034508A (ja) * | 1973-07-02 | 1975-04-02 | ||
JPS5229124A (en) * | 1975-08-29 | 1977-03-04 | Hughes Aircraft Co | Calculator keyboard assembling used for timer*computer |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5786139A (en) * | 1980-09-25 | 1982-05-29 | Rca Corp | Optical recording medium |
JPH0427614B2 (ja) * | 1980-09-25 | 1992-05-12 | Rca Corp | |
JPS60239947A (ja) * | 1984-05-15 | 1985-11-28 | Ricoh Co Ltd | 光学的情報記憶媒体 |
JPH0568016B2 (ja) * | 1984-05-15 | 1993-09-28 | Ricoh Kk | |
US5155723A (en) * | 1988-07-30 | 1992-10-13 | Yuden Co., Ltd. Taiyo | Optical information recording method and medium |
Also Published As
Publication number | Publication date |
---|---|
JPS62175943A (ja) | 1987-08-01 |
FR2344920B1 (ja) | 1980-10-24 |
FR2344920A1 (fr) | 1977-10-14 |
GB1560245A (en) | 1980-01-30 |
NL186836C (nl) | 1991-03-01 |
JPH0343692B2 (ja) | 1991-07-03 |
HK32782A (en) | 1982-07-23 |
NL7702971A (nl) | 1977-09-21 |
DE2712013C2 (de) | 1983-01-13 |
JPS6325414B2 (ja) | 1988-05-25 |
AU509993B2 (en) | 1980-06-05 |
JPS5634938B2 (ja) | 1981-08-13 |
DE2759303C2 (ja) | 1987-06-04 |
JPS52114306A (en) | 1977-09-26 |
AU2311677A (en) | 1978-09-14 |
JPH0343691B2 (ja) | 1991-07-03 |
US4097895A (en) | 1978-06-27 |
NL9000906A (nl) | 1990-08-01 |
DE2712013A1 (de) | 1977-09-22 |
JPS62175944A (ja) | 1987-08-01 |
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