FR2516686B1 - - Google Patents
Info
- Publication number
- FR2516686B1 FR2516686B1 FR8222177A FR8222177A FR2516686B1 FR 2516686 B1 FR2516686 B1 FR 2516686B1 FR 8222177 A FR8222177 A FR 8222177A FR 8222177 A FR8222177 A FR 8222177A FR 2516686 B1 FR2516686 B1 FR 2516686B1
- 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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
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- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
- G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming
-
- 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
- G11B7/243—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 only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
- G11B2007/24304—Metals or metalloids group 2 or 12 elements (e.g. Be, Ca, Mg, Zn, Cd)
-
- 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
- G11B7/243—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 only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
- G11B2007/24308—Metals or metalloids transition metal elements of group 11 (Cu, Ag, Au)
-
- 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
- G11B2007/25706—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 transition metal elements (Zn, Fe, Co, Ni, Pt)
-
- 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
- G11B2007/2571—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 14 elements except carbon (Si, Ge, Sn, Pb)
-
- 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
- G11B7/257—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
- G11B2007/25718—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 halides (F, Cl, Br, l)
-
- 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
- G11B7/24—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
- G11B7/2578—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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/165—Thermal imaging composition
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/085,547 US4285056A (en) | 1979-10-17 | 1979-10-17 | Replicable optical recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2516686A1 FR2516686A1 (fr) | 1983-05-20 |
FR2516686B1 true FR2516686B1 (fr) | 1986-03-21 |
Family
ID=22192344
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8021807A Granted FR2472807A1 (fr) | 1979-10-17 | 1980-10-13 | Milieu d'enregistrement pour systeme de lecture optique, enregistrement obtenu a partir de ce milieu et son procede de duplication |
FR8222178A Expired FR2516687B1 (fr) | 1979-10-17 | 1982-12-31 | Enregistrement d'informations pour systeme optique de lecture et d'enregistrement |
FR8222177A Expired FR2516686B1 (fr) | 1979-10-17 | 1982-12-31 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8021807A Granted FR2472807A1 (fr) | 1979-10-17 | 1980-10-13 | Milieu d'enregistrement pour systeme de lecture optique, enregistrement obtenu a partir de ce milieu et son procede de duplication |
FR8222178A Expired FR2516687B1 (fr) | 1979-10-17 | 1982-12-31 | Enregistrement d'informations pour systeme optique de lecture et d'enregistrement |
Country Status (10)
Country | Link |
---|---|
US (1) | US4285056A (fr) |
JP (3) | JPS5665341A (fr) |
CA (1) | CA1154534A (fr) |
DE (1) | DE3038532C2 (fr) |
FR (3) | FR2472807A1 (fr) |
GB (1) | GB2061594B (fr) |
HK (1) | HK78086A (fr) |
IT (1) | IT1132749B (fr) |
MY (1) | MY8700127A (fr) |
NL (1) | NL191862C (fr) |
Families Citing this family (72)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4285056A (en) * | 1979-10-17 | 1981-08-18 | Rca Corporation | Replicable optical recording medium |
FR2474222A1 (fr) * | 1980-01-23 | 1981-07-24 | Thomson Csf | Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede |
FR2474223A1 (fr) * | 1980-01-23 | 1981-07-24 | Thomson Csf | Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede |
FR2475271A1 (fr) * | 1980-02-01 | 1981-08-07 | Thomson Csf | Structure de memoire permanente, a inscription thermo-optique et lecture optique, et procede d'inscription dans une telle structure |
DE3167601D1 (en) * | 1980-07-25 | 1985-01-17 | Asahi Chemical Ind | Recording material |
FR2488711B1 (fr) * | 1980-08-13 | 1985-06-28 | Thomson Csf | Procede thermo-optique d'inscription d'information et support d'information destine a la mise en oeuvre de ce procede |
US4383311A (en) * | 1980-10-21 | 1983-05-10 | Rca Corporation | Optical recording medium and information record with indented overcoat |
US4470053A (en) * | 1981-02-13 | 1984-09-04 | Minnesota Mining And Manufacturing Company | Protuberant optical recording medium |
US4430659A (en) | 1981-02-13 | 1984-02-07 | Minnesota Mining And Manufacturing Company | Protuberant optical recording medium |
US4539572A (en) * | 1981-02-13 | 1985-09-03 | Minnesota Mining And Manufacturing Company | Optical recording medium |
JPS57198554A (en) * | 1981-05-29 | 1982-12-06 | Toshiba Corp | Information recording member |
DE3229573A1 (de) * | 1981-08-17 | 1983-02-24 | RCA Corp., 10020 New York, N.Y. | Optisches aufzeichnungsmaterial, informationstraeger und verfahren zum herstellen eines optischen aufzeichnungsmaterials |
JPS5871194A (ja) * | 1981-10-23 | 1983-04-27 | Toshiba Corp | 情報記録再生方法 |
US4408213A (en) * | 1981-10-30 | 1983-10-04 | Rca Corporation | Reinforced bubble recording medium and information record |
WO1983001704A1 (fr) * | 1981-11-09 | 1983-05-11 | Burroughs Corp | Supports d'enregistrement d'archivage avec couche amelioree d'informations et substrat associe |
WO1983001699A1 (fr) * | 1981-11-09 | 1983-05-11 | Burroughs Corp | Systeme d'enregistrement de donnees d'archivage utilisant une radiation de faible puissance et supports s'y rapportant |
US5091900A (en) * | 1981-11-09 | 1992-02-25 | Unisys Corp. | Multi-layer optical media for an optical recording and reproducing system in which non-ablative data recording is provided in a manner such that high sensitivity is achieved with an in-contact overcoat |
US5177732A (en) * | 1981-11-09 | 1993-01-05 | Unisys Corporation | Optical recording using an agglomerating recording medium which changes reflectivity upon recording |
JPS58501882A (ja) * | 1981-11-09 | 1983-11-04 | バロ−ス・コ−ポレ−ション | 記録保管デ−タ記録の方法および関連した媒体 |
WO1983001700A1 (fr) * | 1981-11-09 | 1983-05-11 | Burroughs Corp | Techniques de depot pour des supports d'enregistrement d'archivage pour le stockage de donnees numeriques |
JPS58501887A (ja) * | 1981-11-09 | 1983-11-04 | バロ−ス・コ−ポレ−ション | ディジタルデータレコード材料 |
JPS58501884A (ja) * | 1981-11-09 | 1983-11-04 | バロ−ス・コ−ポレ−ション | 低出力放射を用いるディジタルデ−タストレ−ジのための記録保管記録媒体 |
JPS58150148A (ja) * | 1982-02-22 | 1983-09-06 | Toshiba Corp | スタンパ−の製造方法 |
JPS58146040A (ja) * | 1982-02-24 | 1983-08-31 | Pioneer Video Kk | 光学式情報記録原盤 |
US4466035A (en) * | 1982-02-25 | 1984-08-14 | Xerox Corporation | Magneto-optic media and system optimization |
EP0089168B1 (fr) * | 1982-03-15 | 1986-07-23 | Kabushiki Kaisha Toshiba | Support d'enregistrement d'information par voie optique |
US4451914A (en) * | 1982-04-15 | 1984-05-29 | Burroughs Corporation | Optical storage system employing a multi-layer optical medium |
JPS59500641A (ja) * | 1982-04-15 | 1984-04-12 | バロ−ス・コ−ポレ−ション | 新しい多層光学媒体を使用した光学記憶システム |
US4451915A (en) * | 1982-04-15 | 1984-05-29 | Burroughs Corporation | Optical storage system employing a multi-layer optical medium |
EP0096502A1 (fr) * | 1982-05-25 | 1983-12-21 | BURROUGHS CORPORATION (a Michigan corporation) | Feuilles d'enregistrement isolées, insulaires, pour mettre en mémoire des données digitales en utilisant un laser à écrire à puissance basse |
DE3378434D1 (en) * | 1982-05-25 | 1988-12-15 | Unisys Corp | Method for detecting fire |
EP0098046B1 (fr) * | 1982-05-25 | 1988-04-06 | Unisys Corporation | Feuilles d'enregistrement destinées à des fins archivistiques pour mettre en mémoire des données digitales en utilisant un laser à écrire à puissance basse |
DE3378388D1 (en) * | 1982-05-25 | 1988-12-08 | Unisys Corp | Gold archival record films for digital data storage using low power write-laser |
DE3377432D1 (en) * | 1982-05-25 | 1988-08-25 | Unisys Corp | Method for detecting fire |
EP0096504B1 (fr) * | 1982-05-25 | 1987-12-16 | Unisys Corporation | Feuilles d'enregistrement aureuses, destinées à des fins archivistiques, pour mettre en mémoire des données digitales |
EP0096503A3 (fr) * | 1982-05-25 | 1987-04-22 | Unisys Corporation | Obturateur en couche mince sensible à la chaleur |
JPS595097A (ja) * | 1982-07-02 | 1984-01-11 | Nec Corp | 光記録方式 |
US4616237A (en) * | 1982-09-27 | 1986-10-07 | Pa Management Consultants, Ltd. | Data storage medium |
EP0107913B1 (fr) * | 1982-09-29 | 1988-06-22 | Kabushiki Kaisha Toshiba | Corps support sensible aux radiations utilisé comme structure estampeuse |
JPS5960702A (ja) * | 1982-09-30 | 1984-04-06 | Toshiba Corp | Niスタンパ−の製造方法 |
DE3381422D1 (de) * | 1982-12-23 | 1990-05-10 | Sony Corp | Thermomagnetisches optisches aufzeichnungs-/wiedergabeverfahren. |
US4556893A (en) * | 1983-02-15 | 1985-12-03 | Minnesota Mining And Manufacturing Company | Optical recording medium of high sensitivity |
US4551828A (en) * | 1983-03-18 | 1985-11-05 | Minnesota Mining And Manufacturing Company | Quadrilayer optical draw medium |
NL8301632A (nl) * | 1983-05-09 | 1984-12-03 | Philips Nv | Registratiedrager waarin langs optische weg informatie kan worden ingeschreven en uitgelezen. |
US4578788A (en) * | 1983-06-02 | 1986-03-25 | International Business Machines Corporation | High performance optical storage medium with separate mechanical servo tracks embedded within the medium |
US4719615A (en) * | 1983-08-22 | 1988-01-12 | Optical Data, Inc. | Erasable optical data storage medium |
US4912696A (en) * | 1983-08-22 | 1990-03-27 | Optical Data, Inc. | Erasable optical data storage medium and method and apparatus for recording data on the medium |
EP0150604B1 (fr) * | 1983-12-29 | 1989-08-02 | Xerox Corporation | Elément d'enregistrement optique |
US4638335A (en) * | 1983-12-29 | 1987-01-20 | Xerox Corporation | Optical recording member |
JPS60170045A (ja) * | 1984-02-13 | 1985-09-03 | Pioneer Electronic Corp | アドレス,案内溝付光デイスク製造方法 |
JPS6120237A (ja) * | 1984-07-06 | 1986-01-29 | Canon Inc | 光学的情報記録媒体 |
US4702991A (en) * | 1984-10-30 | 1987-10-27 | Kabushiki Kaisha Toshiba | Optical type information recording medium and manufacturing method thereof |
US4629668A (en) * | 1985-03-12 | 1986-12-16 | Quixote Corporation | Optically read recording medium and method for making same |
US4735878A (en) * | 1985-03-12 | 1988-04-05 | Quixote Corporation | Optically read recording medium and method for making same |
US4774702A (en) * | 1986-04-03 | 1988-09-27 | Ltv Aerospace And Defense Company | Erasable optical memory employing a marmen alloy to effect phase-change erasing in a chalcogenide film |
DE3752242T2 (de) * | 1986-05-02 | 1999-08-19 | Hitachi | Verfahren und Vorrichtung zur Aufzeichnung und Wiedergabe von Information |
US4780867A (en) * | 1986-10-02 | 1988-10-25 | Optical Data, Inc. | Method for erasably recording data by viscoelastic shear deformation |
US4901304A (en) * | 1986-10-08 | 1990-02-13 | Optical Data, Inc. | Erasable optical data storage medium having a zoned integral recording layer |
DE3751348T2 (de) * | 1986-10-29 | 1996-01-04 | Dainippon Printing Co Ltd | Aufzeichnungsmedium vom draw-typ. |
US4825430A (en) * | 1986-12-19 | 1989-04-25 | Optical Data, Inc. | Erasable optical data storage medium having an embedded servo track and a subsurface recording interface |
US4855985A (en) * | 1987-07-14 | 1989-08-08 | Massachusetts Institute Of Technology | Digital storage |
US5214632A (en) * | 1987-12-23 | 1993-05-25 | U.S. Philips Corporation | Method of manufacturing a matrix and a master plate suitable for use in the method |
EP0328212A1 (fr) * | 1988-02-11 | 1989-08-16 | Koninklijke Philips Electronics N.V. | Procédé pour la réalisation d'une matrice métallique et plaque mère permettant de réaliser des matrices |
US5155723A (en) * | 1988-07-30 | 1992-10-13 | Yuden Co., Ltd. Taiyo | Optical information recording method and medium |
US5400147A (en) * | 1992-04-10 | 1995-03-21 | Eastman Kodak Company | Method and apparatus for halftone reproduction of continuous tone radiographic images |
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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 |
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JP2002230834A (ja) * | 2000-06-26 | 2002-08-16 | Tdk Corp | 光情報媒体、その製造方法、その記録または再生方法、およびその検査方法 |
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US3636526A (en) * | 1970-06-08 | 1972-01-18 | Energy Conversion Devices Inc | Information-recording system employing amorphous materials |
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FR2235449A1 (fr) * | 1973-06-29 | 1975-01-24 | Thomson Brandt | |
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-
1979
- 1979-10-17 US US06/085,547 patent/US4285056A/en not_active Expired - Lifetime
-
1980
- 1980-09-25 IT IT24913/80A patent/IT1132749B/it active
- 1980-10-10 CA CA000362173A patent/CA1154534A/fr not_active Expired
- 1980-10-11 DE DE3038532A patent/DE3038532C2/de not_active Expired
- 1980-10-13 GB GB8033021A patent/GB2061594B/en not_active Expired
- 1980-10-13 FR FR8021807A patent/FR2472807A1/fr active Granted
- 1980-10-16 JP JP14554180A patent/JPS5665341A/ja active Granted
- 1980-10-16 NL NL8005700A patent/NL191862C/xx not_active IP Right Cessation
-
1982
- 1982-12-31 FR FR8222178A patent/FR2516687B1/fr not_active Expired
- 1982-12-31 FR FR8222177A patent/FR2516686B1/fr not_active Expired
-
1984
- 1984-04-10 JP JP59072572A patent/JPS59229756A/ja active Granted
-
1986
- 1986-10-16 HK HK780/86A patent/HK78086A/xx not_active IP Right Cessation
-
1987
- 1987-06-09 JP JP62145015A patent/JPS62295237A/ja active Granted
- 1987-12-30 MY MY127/87A patent/MY8700127A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IT1132749B (it) | 1986-07-02 |
DE3038532A1 (de) | 1981-04-30 |
GB2061594B (en) | 1984-06-20 |
JPH0350340B2 (fr) | 1991-08-01 |
DE3038532C2 (de) | 1986-08-14 |
NL8005700A (nl) | 1981-04-22 |
MY8700127A (en) | 1987-12-31 |
NL191862B (nl) | 1996-05-01 |
FR2516687B1 (fr) | 1986-03-21 |
US4285056A (en) | 1981-08-18 |
JPS5665341A (en) | 1981-06-03 |
CA1154534A (fr) | 1983-09-27 |
FR2516686A1 (fr) | 1983-05-20 |
IT8024913A0 (it) | 1980-09-25 |
GB2061594A (en) | 1981-05-13 |
JPS62295237A (ja) | 1987-12-22 |
JPS59229756A (ja) | 1984-12-24 |
JPH0258691B2 (fr) | 1990-12-10 |
FR2472807B1 (fr) | 1984-01-06 |
FR2472807A1 (fr) | 1981-07-03 |
NL191862C (nl) | 1996-09-03 |
FR2516687A1 (fr) | 1983-05-20 |
HK78086A (en) | 1986-10-24 |
JPH0349138B2 (fr) | 1991-07-26 |