DE69030828D1 - Optische Speichermedien - Google Patents
Optische SpeichermedienInfo
- Publication number
- DE69030828D1 DE69030828D1 DE69030828T DE69030828T DE69030828D1 DE 69030828 D1 DE69030828 D1 DE 69030828D1 DE 69030828 T DE69030828 T DE 69030828T DE 69030828 T DE69030828 T DE 69030828T DE 69030828 D1 DE69030828 D1 DE 69030828D1
- Authority
- DE
- Germany
- Prior art keywords
- storage media
- optical storage
- optical
- media
- 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 - Lifetime
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
- G11B7/2572—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 organic 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
- G11B7/242—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
- G11B7/246—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
- G11B7/247—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 methine or polymethine dyes
- G11B7/2472—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 methine or polymethine dyes cyanine
-
- 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
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/913—Material designed to be responsive to temperature, light, moisture
-
- 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
- Y10S430/146—Laser beam
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4600089 | 1989-02-27 | ||
JP16163589 | 1989-06-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69030828D1 true DE69030828D1 (de) | 1997-07-10 |
DE69030828T2 DE69030828T2 (de) | 1998-01-08 |
Family
ID=26386100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69030828T Expired - Lifetime DE69030828T2 (de) | 1989-02-27 | 1990-02-26 | Optische Speichermedien |
Country Status (3)
Country | Link |
---|---|
US (1) | US5079061A (de) |
EP (1) | EP0385344B1 (de) |
DE (1) | DE69030828T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5079061A (en) * | 1989-02-27 | 1992-01-07 | Matsushita Electric Industrial Co., Ltd. | Optical storage media |
EP0437863B1 (de) * | 1990-01-16 | 1995-08-09 | Agfa-Gevaert N.V. | Infrarotlaserstrahlempfindliches Registriermaterial |
JP2842939B2 (ja) * | 1990-10-15 | 1999-01-06 | パイオニア株式会社 | 光記録媒体 |
US5399451A (en) * | 1991-03-14 | 1995-03-21 | Matsushita Electric Industrial Co., Ltd. | Optical recording medium and method for using the same |
US5488597A (en) * | 1994-04-19 | 1996-01-30 | Alan G. Chen | Multilayer optical memory with means for recording and reading information |
TW327225B (en) * | 1995-06-16 | 1998-02-21 | Mitsui Toatsu Chemicals | Photo-recording medium |
US6191384B1 (en) | 1998-05-05 | 2001-02-20 | Tapematic S.P.A. | Apparatus for trimming dye coated on a recordable disc substrate and related method |
US7029833B2 (en) * | 2002-02-15 | 2006-04-18 | Ricoh Company, Ltd. | Image display medium, process for forming image, and multicolor image-forming apparatus |
US20040063006A1 (en) * | 2002-07-01 | 2004-04-01 | Hiroyuki Takahashi | Optical memory device and process for operating the same |
US20040086802A1 (en) * | 2002-10-31 | 2004-05-06 | Gibson Gary A. | Two-dimensional materials and methods for ultra-high density data storage and retrieval |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59210543A (ja) * | 1983-05-16 | 1984-11-29 | Nippon Telegr & Teleph Corp <Ntt> | レ−ザ記録媒体 |
JPS59215892A (ja) * | 1983-05-25 | 1984-12-05 | Ricoh Co Ltd | 光情報記録媒体 |
JPS6120943A (ja) * | 1984-07-10 | 1986-01-29 | Fuji Photo Film Co Ltd | 熱現像感光材料 |
EP0179436B1 (de) * | 1984-10-25 | 1991-05-08 | Matsushita Electric Industrial Co., Ltd. | Optisches Aufzeichnungsmedium |
US4686169A (en) * | 1984-11-13 | 1987-08-11 | Matsushita Electric Industrial Co., Ltd. | Optical recording medium and production of the same |
US4737427A (en) * | 1985-03-06 | 1988-04-12 | Matsushita Electric Industrial Co., Ltd. | Optical high density recording mediums, method for making same and method for recording optical information in the medium |
EP0230024B1 (de) * | 1985-12-20 | 1991-11-21 | Matsushita Electric Industrial Co., Ltd. | Optisches Aufzeichnungsmedium mit stabilisierter Aufzeichnungsschicht |
JPS6349490A (ja) * | 1986-08-19 | 1988-03-02 | Canon Inc | 光記録媒体 |
JPS63178084A (ja) * | 1987-01-20 | 1988-07-22 | Victor Co Of Japan Ltd | 光記録媒体 |
JP2796288B2 (ja) * | 1987-01-30 | 1998-09-10 | 株式会社日立製作所 | 記録媒体、その光再生方法及び光再生装置 |
JPH0613708B2 (ja) * | 1987-07-01 | 1994-02-23 | 工業技術院長 | 両親媒性炭素質メソフェースの製造方法 |
JPS649281A (en) * | 1987-07-02 | 1989-01-12 | Agency Ind Science Techn | Photochromic material and optical recording medium |
EP0302497B1 (de) * | 1987-08-05 | 1996-01-24 | Canon Kabushiki Kaisha | Datenaufzeichnungträger |
JPH01148590A (ja) * | 1987-12-07 | 1989-06-09 | Agency Of Ind Science & Technol | 光学記録媒体 |
US5079061A (en) * | 1989-02-27 | 1992-01-07 | Matsushita Electric Industrial Co., Ltd. | Optical storage media |
-
1990
- 1990-02-22 US US07/482,895 patent/US5079061A/en not_active Expired - Lifetime
- 1990-02-26 EP EP90103695A patent/EP0385344B1/de not_active Expired - Lifetime
- 1990-02-26 DE DE69030828T patent/DE69030828T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0385344A2 (de) | 1990-09-05 |
US5079061A (en) | 1992-01-07 |
DE69030828T2 (de) | 1998-01-08 |
EP0385344B1 (de) | 1997-06-04 |
EP0385344A3 (de) | 1992-01-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |