DE69525917T2 - Optische Platte mit geprägten Pits und Verfahren zu ihrer Herstellung - Google Patents
Optische Platte mit geprägten Pits und Verfahren zu ihrer HerstellungInfo
- Publication number
- DE69525917T2 DE69525917T2 DE1995625917 DE69525917T DE69525917T2 DE 69525917 T2 DE69525917 T2 DE 69525917T2 DE 1995625917 DE1995625917 DE 1995625917 DE 69525917 T DE69525917 T DE 69525917T DE 69525917 T2 DE69525917 T2 DE 69525917T2
- Authority
- DE
- Germany
- Prior art keywords
- manufacture
- optical plate
- embossed pits
- pits
- embossed
- 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
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6338875A JPH08180457A (ja) | 1994-12-27 | 1994-12-27 | 光ディスク及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69525917D1 DE69525917D1 (de) | 2002-04-25 |
DE69525917T2 true DE69525917T2 (de) | 2002-11-14 |
Family
ID=18322218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1995625917 Expired - Fee Related DE69525917T2 (de) | 1994-12-27 | 1995-12-27 | Optische Platte mit geprägten Pits und Verfahren zu ihrer Herstellung |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0720160B1 (de) |
JP (1) | JPH08180457A (de) |
DE (1) | DE69525917T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6873087B1 (en) * | 1999-10-29 | 2005-03-29 | Board Of Regents, The University Of Texas System | High precision orientation alignment and gap control stages for imprint lithography processes |
WO2003096123A1 (en) * | 2002-05-08 | 2003-11-20 | Agency For Science, Technology And Research | Reversal imprint technique |
KR20050093796A (ko) | 2003-01-09 | 2005-09-23 | 소니 가부시끼 가이샤 | 통 형상 탄소 분자의 제조 방법 및 통 형상 탄소 분자,기록 장치의 제조 방법 및 기록 장치, 전계 전자방출소자의 제조 방법 및 전계 전자 방출소자와,표시장치의 제조 방법 및 표시장치 |
JP2009502004A (ja) * | 2005-07-21 | 2009-01-22 | エヌエックスピー ビー ヴィ | 磁気rom情報媒体 |
JP4909219B2 (ja) * | 2007-09-19 | 2012-04-04 | 日本電信電話株式会社 | 微細構造作製方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4342714A (en) * | 1981-03-31 | 1982-08-03 | Gregg David P | Process for making video discs |
JPS60208289A (ja) * | 1984-03-31 | 1985-10-19 | Dainippon Printing Co Ltd | 光記録材料 |
US4762770A (en) * | 1986-04-23 | 1988-08-09 | Drexler Technology Corporation | High contrast optical memory disk |
AU607943B2 (en) * | 1987-01-24 | 1991-03-21 | Dai Nippon Insatsu Kabushiki Kaisha | Optical recording members and production thereof |
JPS63302436A (ja) * | 1987-01-24 | 1988-12-09 | Dainippon Printing Co Ltd | 光記録体およびその製造方法 |
JPH02116038A (ja) * | 1988-10-24 | 1990-04-27 | Nec Corp | 光ディスク |
JPH02183441A (ja) * | 1989-01-09 | 1990-07-18 | Nec Corp | 光ディスク |
JPH03178048A (ja) * | 1989-12-06 | 1991-08-02 | Hitachi Maxell Ltd | 光再生情報記録媒体 |
-
1994
- 1994-12-27 JP JP6338875A patent/JPH08180457A/ja active Pending
-
1995
- 1995-12-27 EP EP19950120611 patent/EP0720160B1/de not_active Expired - Lifetime
- 1995-12-27 DE DE1995625917 patent/DE69525917T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69525917D1 (de) | 2002-04-25 |
EP0720160A1 (de) | 1996-07-03 |
EP0720160B1 (de) | 2002-03-20 |
JPH08180457A (ja) | 1996-07-12 |
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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 |