DE69126407T2 - Optisches Aufzeichnungsmedium - Google Patents
Optisches AufzeichnungsmediumInfo
- Publication number
- DE69126407T2 DE69126407T2 DE69126407T DE69126407T DE69126407T2 DE 69126407 T2 DE69126407 T2 DE 69126407T2 DE 69126407 T DE69126407 T DE 69126407T DE 69126407 T DE69126407 T DE 69126407T DE 69126407 T2 DE69126407 T2 DE 69126407T2
- Authority
- DE
- Germany
- Prior art keywords
- recording medium
- optical recording
- optical
- medium
- recording
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
- C09K9/02—Organic tenebrescent 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
- G11B7/00455—Recording 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
-
- 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
- G11B7/245—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 a polymeric component
-
- 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
- G11B7/249—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 organometallic compounds
-
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32800490 | 1990-11-27 | ||
JP40821290 | 1990-12-27 | ||
JP8678591 | 1991-04-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69126407D1 DE69126407D1 (de) | 1997-07-10 |
DE69126407T2 true DE69126407T2 (de) | 1998-01-15 |
Family
ID=27305253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69126407T Expired - Fee Related DE69126407T2 (de) | 1990-11-27 | 1991-11-26 | Optisches Aufzeichnungsmedium |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0488153B1 (de) |
JP (1) | JP2947999B2 (de) |
DE (1) | DE69126407T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0495185B1 (de) * | 1990-12-27 | 1998-09-09 | Sanyo Electric Co., Ltd. | Aufzeichnungs-/Wiedergabemethode für optisches Aufzeichnungsmedium |
US6479604B1 (en) | 1998-08-17 | 2002-11-12 | Korea Research Institute Of Chemical Technology | Diarylethene compound, photochromic diarylethene type copolymer and method for the production of the same |
GB2341565A (en) * | 1998-09-18 | 2000-03-22 | Martin Processing Co Inc | Photosensitive films |
FR2813696B1 (fr) * | 2000-09-04 | 2003-01-10 | Dixet | Support securise de donnees a lecture optique |
FR2813697A1 (fr) * | 2000-09-04 | 2002-03-08 | Dixet | Support securise de donnees a lecture optique |
KR100424862B1 (ko) | 2001-03-06 | 2004-03-31 | 한국화학연구원 | 이속사졸기로 치환된 신규한 광변색성 디아릴에텐계 화합물 |
JP2010180345A (ja) * | 2009-02-06 | 2010-08-19 | Mitsubishi Plastics Inc | ポリエステルフィルム |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6083029A (ja) * | 1983-10-13 | 1985-05-11 | Mitsui Toatsu Chem Inc | 光記録媒体 |
JP2792872B2 (ja) * | 1988-11-18 | 1998-09-03 | 三洋電機株式会社 | 光記録媒体の再生方法 |
-
1991
- 1991-11-26 EP EP91120158A patent/EP0488153B1/de not_active Expired - Lifetime
- 1991-11-26 DE DE69126407T patent/DE69126407T2/de not_active Expired - Fee Related
- 1991-11-27 JP JP31251791A patent/JP2947999B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0488153B1 (de) | 1997-06-04 |
DE69126407D1 (de) | 1997-07-10 |
JP2947999B2 (ja) | 1999-09-13 |
EP0488153A1 (de) | 1992-06-03 |
JPH0511406A (ja) | 1993-01-22 |
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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 |