DE60020659D1 - Optisches Phasenwechselaufzeichnungsmedium mit Kristallkeimbildungsschicht - Google Patents
Optisches Phasenwechselaufzeichnungsmedium mit KristallkeimbildungsschichtInfo
- Publication number
- DE60020659D1 DE60020659D1 DE60020659T DE60020659T DE60020659D1 DE 60020659 D1 DE60020659 D1 DE 60020659D1 DE 60020659 T DE60020659 T DE 60020659T DE 60020659 T DE60020659 T DE 60020659T DE 60020659 D1 DE60020659 D1 DE 60020659D1
- Authority
- DE
- Germany
- Prior art keywords
- recording medium
- phase change
- optical phase
- nucleation layer
- change 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 - Lifetime
Links
- 230000006911 nucleation Effects 0.000 title 1
- 238000010899 nucleation Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
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
-
- 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
- G11B7/266—Sputtering or spin-coating layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
-
- 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
- G11B7/00454—Recording involving phase-change effects
-
- 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
- G11B7/24—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
- G11B7/252—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
- G11B7/26—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
- 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
- G11B7/242—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
- G11B7/258—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 reflective 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
- G11B7/252—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
- G11B7/258—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 reflective layers
- G11B7/259—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 reflective layers based on silver
-
- 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
- G11B7/268—Post-production operations, e.g. initialising phase-change recording layers, checking for defects
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/21—Circular sheet or circular blank
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Manufacturing Optical Record Carriers (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32653799 | 1999-11-17 | ||
JP32653799 | 1999-11-17 | ||
JP2000007404 | 2000-01-17 | ||
JP2000007404 | 2000-01-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60020659D1 true DE60020659D1 (de) | 2005-07-14 |
DE60020659T2 DE60020659T2 (de) | 2006-03-16 |
Family
ID=26572212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60020659T Expired - Lifetime DE60020659T2 (de) | 1999-11-17 | 2000-11-15 | Optisches Phasenwechselaufzeichnungsmedium mit Kristallkeimbildungsschicht |
Country Status (5)
Country | Link |
---|---|
US (1) | US6432502B1 (de) |
EP (1) | EP1102252B1 (de) |
KR (1) | KR100382190B1 (de) |
DE (1) | DE60020659T2 (de) |
TW (1) | TW501122B (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101872627B (zh) * | 1999-03-15 | 2013-09-25 | 松下电器产业株式会社 | 信息记录媒体 |
CN1194348C (zh) * | 2000-11-30 | 2005-03-23 | 日本胜利株式会社 | 光记录媒体 |
US20020160306A1 (en) * | 2001-01-31 | 2002-10-31 | Katsunari Hanaoka | Optical information recording medium and method |
JP4091262B2 (ja) * | 2001-03-21 | 2008-05-28 | 日立マクセル株式会社 | 情報記録媒体および情報記録媒体の製造方法 |
US7008681B2 (en) * | 2002-03-15 | 2006-03-07 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium and manufacturing method and recording/reproducing method for the same |
US6896946B2 (en) * | 2002-06-06 | 2005-05-24 | Ritek Corporation | Initiation-free super-resolution optical medium |
JP3852408B2 (ja) * | 2002-07-09 | 2006-11-29 | ソニー株式会社 | 光記録媒体 |
WO2004025640A1 (ja) * | 2002-09-13 | 2004-03-25 | Matsushita Electric Industrial Co., Ltd. | 情報記録媒体とその製造方法 |
JP3852420B2 (ja) * | 2003-03-13 | 2006-11-29 | ソニー株式会社 | 光記録媒体 |
TWI370449B (en) * | 2003-07-25 | 2012-08-11 | Panasonic Corp | Information recording medium and method for producing the same |
JP4327045B2 (ja) * | 2004-08-23 | 2009-09-09 | 株式会社日立製作所 | 情報再生方法及び情報記録媒体 |
FR2882851B1 (fr) * | 2005-03-03 | 2009-05-22 | Commissariat Energie Atomique | Support d'enregistrement optique de donnees comportant une couche mince en alliage d'etain et tellure |
KR100762570B1 (ko) * | 2005-04-20 | 2007-10-01 | 엘지전자 주식회사 | 다층 디스크 제조 방법 |
US7829169B2 (en) * | 2005-06-07 | 2010-11-09 | Panasonic Corporation | Information recording medium and method for producing the same |
TW200721152A (en) * | 2005-11-23 | 2007-06-01 | Ind Tech Res Inst | Optical recording medium |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05342629A (ja) | 1992-06-04 | 1993-12-24 | Hitachi Ltd | 情報記録媒体 |
JP3810462B2 (ja) | 1995-12-13 | 2006-08-16 | 三菱化学メディア株式会社 | 光学的情報記録用媒体 |
JP3255051B2 (ja) * | 1996-12-05 | 2002-02-12 | 三菱化学株式会社 | 光学的情報記録用媒体 |
CN1252885A (zh) | 1997-04-16 | 2000-05-10 | 旭化成工业株式会社 | 光学信息记录媒体的制造方法和用该方法制造的光学信息记录媒体 |
JPH1173692A (ja) | 1997-06-27 | 1999-03-16 | Tdk Corp | 光記録媒体およびその製造方法 |
TW484126B (en) * | 1999-03-26 | 2002-04-21 | Matsushita Electric Ind Co Ltd | Manufacturing and recording regeneration method for information record medium |
-
2000
- 2000-11-13 US US09/711,622 patent/US6432502B1/en not_active Expired - Lifetime
- 2000-11-14 TW TW089124034A patent/TW501122B/zh active
- 2000-11-15 EP EP00310116A patent/EP1102252B1/de not_active Expired - Lifetime
- 2000-11-15 DE DE60020659T patent/DE60020659T2/de not_active Expired - Lifetime
- 2000-11-17 KR KR10-2000-0068436A patent/KR100382190B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US6432502B1 (en) | 2002-08-13 |
DE60020659T2 (de) | 2006-03-16 |
EP1102252A3 (de) | 2001-11-14 |
KR20010051777A (ko) | 2001-06-25 |
EP1102252B1 (de) | 2005-06-08 |
TW501122B (en) | 2002-09-01 |
EP1102252A2 (de) | 2001-05-23 |
KR100382190B1 (ko) | 2003-04-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69733642D1 (de) | Optisches aufzeichnungsmedium mit phasenwechsel-aufzeichnungsschicht | |
DE69836897D1 (de) | Optisches Aufzeichnungsmedium mit Phasenwechsel | |
DE60041608D1 (de) | Optisches Aufzeichnungsmedium | |
DE69904285D1 (de) | Optisches Aufzeichnungsmedium | |
DE60034974D1 (de) | Optisches Phasenübergangsaufzeichnungsmedium und Herstellungsverfahren | |
DE60032526D1 (de) | Phasenwechselaufzeichnung mit Schicht zur Verbesserung der Kristallisation | |
DE60020659D1 (de) | Optisches Phasenwechselaufzeichnungsmedium mit Kristallkeimbildungsschicht | |
DE69829228D1 (de) | Optisches Aufzeichnungsmedium | |
DE69829414D1 (de) | Optisches Aufzeichnungsmedium | |
DE69929739D1 (de) | Optisches Informationsaufzeichnungsmedium | |
DE69811958D1 (de) | Wiederbeschreibbare optische datenspeicherplatte mit verbessenter planheit | |
DE60133895D1 (de) | Optisches informationsaufzeichnungsmedium | |
DE69916944D1 (de) | Optisches Aufzeichnungsmedium | |
DE60308958D1 (de) | Optisches Phasenübergangsaufzeichnungsmedium | |
DE60016820D1 (de) | Optisches Informationsaufzeichnungsmedium | |
DE60129192D1 (de) | Optisches Aufzeichnungsmedium | |
DE60106745D1 (de) | Optisches aufzeichnungsmedium | |
DE69608734T2 (de) | Diazo-Aufzeichnungselement mit verbesserter Lagerstabilität | |
DE60103795D1 (de) | Optisches Aufzeichnungsmedium mit einer orientierten Silberreflexionsschicht | |
ATE219853T1 (de) | Optischer aufzeichnungsträger | |
DE60029365D1 (de) | Optisches Speichermedium | |
DE60039832D1 (de) | Optisches Aufzeichnungsmedium | |
DE60041846D1 (de) | Optisches Aufzeichnungsmedium | |
DE60134810D1 (de) | Optisches Aufzeichnungsmedium | |
DE69816780D1 (de) | Optisches Aufzeichnungsmedium |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |