DE3689524T2 - Optische Speichervorrichtung und Verfahren zur Herstellung. - Google Patents
Optische Speichervorrichtung und Verfahren zur Herstellung.Info
- Publication number
- DE3689524T2 DE3689524T2 DE86107253T DE3689524T DE3689524T2 DE 3689524 T2 DE3689524 T2 DE 3689524T2 DE 86107253 T DE86107253 T DE 86107253T DE 3689524 T DE3689524 T DE 3689524T DE 3689524 T2 DE3689524 T2 DE 3689524T2
- Authority
- DE
- Germany
- Prior art keywords
- manufacturing
- storage device
- optical storage
- optical
- storage
- 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.)
- Expired - Fee Related
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
- G11B7/257—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
-
- 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
- G11B7/0055—Erasing
- G11B7/00557—Erasing involving phase-change media
-
- 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
-
- 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
- G11B2007/24306—Metals or metalloids transition metal elements of groups 3-10
-
- 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
- G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
-
- 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
- G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
-
- 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
- G11B7/253—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
- G11B7/253—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
- G11B7/2533—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 resins
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Manufacturing Optical Record Carriers (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/742,813 US4710899A (en) | 1985-06-10 | 1985-06-10 | Data storage medium incorporating a transition metal for increased switching speed |
US06/752,741 US4660175A (en) | 1985-07-08 | 1985-07-08 | Data storage device having novel barrier players encapsulating the data storage medium |
US06/760,226 US4621032A (en) | 1985-07-29 | 1985-07-29 | Method of forming a data storage medium and data storage device by congruent sublimation |
US77371085A | 1985-09-09 | 1985-09-09 | |
US06/787,333 US4676646A (en) | 1985-10-15 | 1985-10-15 | Method and apparatus for controlling thickness of a layer of an optical data storage device by measuring an optical property of the layer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3689524D1 DE3689524D1 (de) | 1994-02-24 |
DE3689524T2 true DE3689524T2 (de) | 1994-05-11 |
Family
ID=27542162
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3650546T Expired - Fee Related DE3650546T2 (de) | 1985-06-10 | 1986-05-28 | Optischer Datenträger |
DE86107253T Expired - Fee Related DE3689524T2 (de) | 1985-06-10 | 1986-05-28 | Optische Speichervorrichtung und Verfahren zur Herstellung. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3650546T Expired - Fee Related DE3650546T2 (de) | 1985-06-10 | 1986-05-28 | Optischer Datenträger |
Country Status (3)
Country | Link |
---|---|
EP (2) | EP0451881B1 (de) |
CA (1) | CA1267724A (de) |
DE (2) | DE3650546T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3650649T2 (de) * | 1985-07-08 | 1998-02-12 | Energy Conversion Devices Inc | Datenaufzeichnungsgerät und Verfahren zur Datenverarbeitung |
US4924436A (en) | 1987-06-22 | 1990-05-08 | Energy Conversion Devices, Inc. | Data storage device having a phase change memory medium reversible by direct overwrite and method of direct overwrite |
US5330630A (en) * | 1991-01-02 | 1994-07-19 | Energy Conversion Devices, Inc. | Switch with improved threshold voltage |
KR20040020072A (ko) * | 1996-03-11 | 2004-03-06 | 마츠시타 덴끼 산교 가부시키가이샤 | 광학적 정보 기록매체와 그 제조방법 및 기록 재생 소거방법 |
DE19739794C2 (de) * | 1997-09-10 | 1999-11-18 | Steag Hama Tech Ag | Verfahren zur Regelung eines Beschichtungsvorgangs |
DE10047625A1 (de) * | 2000-09-26 | 2002-04-11 | Max Planck Gesellschaft | Stöchiometrieänderung eines ionisch aufgebauten Feststoffes |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3530441A (en) * | 1969-01-15 | 1970-09-22 | Energy Conversion Devices Inc | Method and apparatus for storing and retrieving information |
US3773548A (en) * | 1972-01-27 | 1973-11-20 | Optical Coating Laboratory Inc | Method of monitoring the rate of depositing a coating solely by its optical properties |
US3778785A (en) * | 1972-04-20 | 1973-12-11 | Ibm | Method for writing information at nanosecond speeds and a memory system therefor |
US3793167A (en) * | 1972-06-01 | 1974-02-19 | Globe Amerada Glass Co | Apparatus for manufacturing metal-coated glass |
DE2412729C3 (de) * | 1974-03-16 | 1982-04-29 | Leybold-Heraeus GmbH, 5000 Köln | Verfahren und Anordnung zur Regelung der Verdampfungsrate und des Schichtaufbaus bei der Erzeugung optisch wirksamer Dünnschichten |
US4024291A (en) * | 1975-06-17 | 1977-05-17 | Leybold-Heraeus Gmbh & Co. Kg | Control of vapor deposition |
DE2826122A1 (de) * | 1977-06-14 | 1978-12-21 | Fuji Photo Film Co Ltd | Aufzeichnungsmaterial |
US4357616A (en) * | 1979-03-26 | 1982-11-02 | Hitachi, Ltd. | Recording medium |
JPS563442A (en) * | 1979-06-20 | 1981-01-14 | Toshiba Corp | Optical memory disk and its manufacture |
JPS6023037B2 (ja) * | 1980-03-18 | 1985-06-05 | 旭化成株式会社 | 情報記録部材 |
DE3201289A1 (de) * | 1981-01-14 | 1982-08-05 | Hitachi, Ltd., Tokyo | Informationsspeichermedium |
JPS59157855A (ja) * | 1983-02-25 | 1984-09-07 | Nec Home Electronics Ltd | 光記録媒体 |
NL8301072A (nl) * | 1983-03-28 | 1984-10-16 | Philips Nv | Optische registratieschijf. |
JPS6044809A (ja) * | 1983-08-23 | 1985-03-11 | Hamamatsu Photonics Kk | 蒸着膜厚モニタ装置 |
-
1986
- 1986-05-28 DE DE3650546T patent/DE3650546T2/de not_active Expired - Fee Related
- 1986-05-28 DE DE86107253T patent/DE3689524T2/de not_active Expired - Fee Related
- 1986-05-28 EP EP91110241A patent/EP0451881B1/de not_active Expired - Lifetime
- 1986-05-28 EP EP86107253A patent/EP0205039B1/de not_active Expired - Lifetime
- 1986-06-10 CA CA000511225A patent/CA1267724A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0451881A2 (de) | 1991-10-16 |
JPS61287058A (ja) | 1986-12-17 |
EP0205039B1 (de) | 1994-01-12 |
DE3650546D1 (de) | 1996-08-29 |
EP0205039A3 (en) | 1989-11-23 |
CA1267724A (en) | 1990-04-10 |
EP0205039A2 (de) | 1986-12-17 |
DE3650546T2 (de) | 1996-11-28 |
DE3689524D1 (de) | 1994-02-24 |
EP0451881B1 (de) | 1996-07-24 |
EP0451881A3 (en) | 1992-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |