DE602005013471D1 - Optisches Aufzeichnungsmedium - Google Patents
Optisches AufzeichnungsmediumInfo
- Publication number
- DE602005013471D1 DE602005013471D1 DE602005013471T DE602005013471T DE602005013471D1 DE 602005013471 D1 DE602005013471 D1 DE 602005013471D1 DE 602005013471 T DE602005013471 T DE 602005013471T DE 602005013471 T DE602005013471 T DE 602005013471T DE 602005013471 D1 DE602005013471 D1 DE 602005013471D1
- 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.)
- Active
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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2403—Layers; Shape, structure or physical properties thereof
-
- 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
- G11B2007/2431—Metals or metalloids group 13 elements (B, Al, Ga, In)
-
- 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
- G11B2007/24314—Metals or metalloids group 15 elements (e.g. Sb, Bi)
-
- 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
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24073—Tracks
- G11B7/24079—Width or depth
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004311584 | 2004-10-26 | ||
JP2005033663A JP2006155847A (ja) | 2004-10-26 | 2005-02-09 | 光記録媒体 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602005013471D1 true DE602005013471D1 (de) | 2009-05-07 |
Family
ID=35517161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005013471T Active DE602005013471D1 (de) | 2004-10-26 | 2005-10-25 | Optisches Aufzeichnungsmedium |
Country Status (4)
Country | Link |
---|---|
US (1) | US20060088684A1 (de) |
EP (1) | EP1659579B1 (de) |
JP (1) | JP2006155847A (de) |
DE (1) | DE602005013471D1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4686779B2 (ja) * | 2006-10-05 | 2011-05-25 | ビクターアドバンストメディア株式会社 | 多層型相変化光記録媒体 |
JP2008276900A (ja) * | 2007-04-02 | 2008-11-13 | Ricoh Co Ltd | 追記型光記録媒体 |
EP3002550B1 (de) | 2014-10-03 | 2017-08-30 | Ricoh Company, Ltd. | Informationsverarbeitungssystem und informationsverarbeitungsverfahren zur abstandsmessung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003305955A (ja) * | 2001-05-21 | 2003-10-28 | Ricoh Co Ltd | 光記録媒体及び記録方法 |
JP2003248967A (ja) * | 2002-02-21 | 2003-09-05 | Ricoh Co Ltd | 光記録媒体 |
US6958180B2 (en) * | 2002-07-22 | 2005-10-25 | Ricoh Company, Ltd. | Phase change optical recording medium |
US7260044B2 (en) * | 2002-09-06 | 2007-08-21 | Ricoh Company, Ltd. | Recording method for a phase-change optical recording medium |
DE60331625D1 (de) * | 2002-09-13 | 2010-04-22 | Ricoh Kk | Optisches Aufzeichnungsmedium |
JP3996051B2 (ja) * | 2002-12-18 | 2007-10-24 | 株式会社リコー | 光記録方法 |
EP1439532A3 (de) * | 2003-01-17 | 2005-02-09 | Ricoh Company | Verfahren zur Initialisierung eines optischen Aufzeichnungsmediums vom Phasenwechsel-Typ |
JP4064905B2 (ja) * | 2003-10-29 | 2008-03-19 | 株式会社東芝 | 相変化光記録媒体 |
-
2005
- 2005-02-09 JP JP2005033663A patent/JP2006155847A/ja active Pending
- 2005-10-20 US US11/255,619 patent/US20060088684A1/en not_active Abandoned
- 2005-10-25 DE DE602005013471T patent/DE602005013471D1/de active Active
- 2005-10-25 EP EP05023313A patent/EP1659579B1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1659579A3 (de) | 2006-10-25 |
US20060088684A1 (en) | 2006-04-27 |
JP2006155847A (ja) | 2006-06-15 |
EP1659579B1 (de) | 2009-03-25 |
EP1659579A2 (de) | 2006-05-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE602005024689D1 (de) | Optisches aufzeichnungsmedium | |
DE602004030576D1 (de) | Optisches aufzeichnungsverfahren | |
DE602006021462D1 (de) | Mehrschichtiges optisches informationsaufzeichnung | |
DE602005011165D1 (de) | Wärmeempfindliches aufzeichnungsmedium | |
HK1099842A1 (en) | Optical recording medium | |
DE60331625D1 (de) | Optisches Aufzeichnungsmedium | |
DE60310791D1 (de) | Optisches aufzeichnungsmedium | |
DE60309591D1 (de) | Optisches Aufzeichnungsmedium | |
DE602005009973D1 (de) | Wärmeempfindliches aufzeichnungsmedium | |
DE602004020959D1 (de) | Optisches Aufzeichnungsmedium | |
DE602007010092D1 (de) | Optisches aufzeichnungsmedium | |
TWI366823B (en) | Optical recording medium | |
DE602005004686D1 (de) | Optisches Datenspeichermedium | |
DE602004025796D1 (de) | Optisches informationsaufzeichnungsmedium | |
DE602005027889D1 (de) | Optisches Aufzeichnungsmedium | |
DE602005022574D1 (de) | Optisches aufzeichnungsmedium | |
DE602005019494D1 (de) | Optisches Plattenmedium | |
DE602004007837D1 (de) | Optisches Speichermedium | |
DE60328804D1 (de) | Optisches aufzeichnungsmedium | |
DE60229888D1 (de) | Optisches aufzeichnungsmedium | |
HK1116288A1 (en) | Optical recording medium | |
DE602006014256D1 (de) | Zweischichtiges optisches aufzeichnungsmedium | |
DE602006003358D1 (de) | Einmalig beschreibbares optisches Aufzeichnungsmedium | |
EP1723646A4 (de) | Optisches aufzeichnungsmedium | |
DE602005013471D1 (de) | Optisches Aufzeichnungsmedium |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |