DE69929739D1 - Optisches Informationsaufzeichnungsmedium - Google Patents
Optisches InformationsaufzeichnungsmediumInfo
- Publication number
- DE69929739D1 DE69929739D1 DE69929739T DE69929739T DE69929739D1 DE 69929739 D1 DE69929739 D1 DE 69929739D1 DE 69929739 T DE69929739 T DE 69929739T DE 69929739 T DE69929739 T DE 69929739T DE 69929739 D1 DE69929739 D1 DE 69929739D1
- Authority
- DE
- Germany
- Prior art keywords
- recording medium
- information recording
- optical information
- optical
- medium
- 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
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- 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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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- 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
- G11B7/254—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 protective topcoat layers
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- G11—INFORMATION STORAGE
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- G—PHYSICS
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- G11B2007/24302—Metals or metalloids
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- G11B2007/24302—Metals or metalloids
- G11B2007/24308—Metals or metalloids transition metal elements of group 11 (Cu, Ag, Au)
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- G11B2007/24302—Metals or metalloids
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- 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)
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- 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
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- 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)
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- G11B7/254—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 protective topcoat layers
- G11B2007/25408—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 protective topcoat layers consisting essentially of inorganic materials
- G11B2007/25411—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 protective topcoat layers consisting essentially of inorganic materials containing transition metal elements (Zn, Fe, Co, Ni, Pt)
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- 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
- G11B7/254—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 protective topcoat layers
- G11B2007/25408—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 protective topcoat layers consisting essentially of inorganic materials
- G11B2007/25414—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 protective topcoat layers consisting essentially of inorganic materials containing Group 13 elements (B, Al, Ga)
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- 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
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- 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
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- G11B7/254—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 protective topcoat layers
- G11B2007/25408—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 protective topcoat layers consisting essentially of inorganic materials
- G11B2007/25417—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 protective topcoat layers consisting essentially of inorganic materials containing Group 14 elements (C, Si, Ge, Sn)
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- 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
- G11B2007/25706—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 transition metal elements (Zn, Fe, Co, Ni, Pt)
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- 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
- G11B2007/25708—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 13 elements (B, Al, Ga)
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- 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
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- 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
- G11B7/2533—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 resins
-
- 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
- G11B7/2533—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 resins
- G11B7/2534—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 resins polycarbonates [PC]
-
- 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
- G11B7/256—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 improving adhesion between 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
- G11B7/241—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
- G11B7/2595—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 gold
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 |
---|---|---|---|
JP33463798 | 1998-11-25 | ||
JP33463798 | 1998-11-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69929739D1 true DE69929739D1 (de) | 2006-04-20 |
DE69929739T2 DE69929739T2 (de) | 2006-08-10 |
Family
ID=18279610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69929739T Expired - Lifetime DE69929739T2 (de) | 1998-11-25 | 1999-11-23 | Optisches Informationsaufzeichnungsmedium |
Country Status (5)
Country | Link |
---|---|
US (1) | US6449239B1 (de) |
EP (1) | EP1005036B1 (de) |
KR (1) | KR100372181B1 (de) |
CN (1) | CN1174399C (de) |
DE (1) | DE69929739T2 (de) |
Families Citing this family (30)
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JP2001023245A (ja) * | 1999-07-09 | 2001-01-26 | Sony Corp | 光記録媒体および光記録装置 |
WO2001046950A1 (fr) * | 1999-12-21 | 2001-06-28 | Matsushita Electric Industrial Co., Ltd. | Support d'enregistrement d'informations optiques, procede d'enregistrement et de reproduction, et systeme d'enregistrement et de reproduction optiques |
JP4269471B2 (ja) * | 2000-02-21 | 2009-05-27 | ソニー株式会社 | 光記録媒体、光ピックアップおよび光記録再生装置 |
KR100458299B1 (ko) * | 2000-10-10 | 2004-11-26 | 티디케이가부시기가이샤 | 광기록방법 및 광기록매체 |
US6734455B2 (en) * | 2001-03-15 | 2004-05-11 | Micron Technology, Inc. | Agglomeration elimination for metal sputter deposition of chalcogenides |
JP4814476B2 (ja) * | 2001-04-20 | 2011-11-16 | Tdk株式会社 | 光情報媒体の再生方法 |
JPWO2003025922A1 (ja) * | 2001-09-12 | 2005-01-06 | 松下電器産業株式会社 | 光学的情報記録媒体 |
JP4166455B2 (ja) * | 2001-10-01 | 2008-10-15 | 株式会社半導体エネルギー研究所 | 偏光フィルム及び発光装置 |
JP4024510B2 (ja) * | 2001-10-10 | 2007-12-19 | 株式会社半導体エネルギー研究所 | 記録媒体、および基材 |
TWI254301B (en) * | 2002-04-05 | 2006-05-01 | Tdk Corp | Optical recording medium and method for optically recording information in the same |
EP1357551A3 (de) | 2002-04-26 | 2004-12-22 | TDK Corporation | Optisches Speichermedium und Verfahren zum optischen Aufnehmen von Daten in demselben |
JP2004030843A (ja) * | 2002-06-28 | 2004-01-29 | Pioneer Electronic Corp | 情報記録再生媒体 |
US20040038080A1 (en) * | 2002-07-01 | 2004-02-26 | Tdk Corporation | Optical recording medium and method for recording data in the same |
JP4092147B2 (ja) * | 2002-07-04 | 2008-05-28 | Tdk株式会社 | 光記録媒体及び光記録方法 |
JP4282285B2 (ja) * | 2002-08-12 | 2009-06-17 | Tdk株式会社 | 光記録媒体及び光記録方法 |
US20040076907A1 (en) * | 2002-10-22 | 2004-04-22 | Tdk Corporation | Optical recording medium and method for manufacturing the same |
US7781146B2 (en) * | 2002-11-22 | 2010-08-24 | Tdk Corporation | Optical recording medium |
JP4316506B2 (ja) * | 2002-12-13 | 2009-08-19 | パナソニック株式会社 | 光学的情報記録媒体およびその製造方法 |
US7932015B2 (en) | 2003-01-08 | 2011-04-26 | Tdk Corporation | Optical recording medium |
JP2005071402A (ja) * | 2003-08-25 | 2005-03-17 | Tdk Corp | 光情報記録媒体 |
JP2005122872A (ja) * | 2003-09-22 | 2005-05-12 | Ricoh Co Ltd | 2層相変化型情報記録媒体及びその記録再生方法 |
US7858290B2 (en) * | 2003-10-02 | 2010-12-28 | Panasonic Corporation | Information recording medium and method for manufacturing the same |
JP4064905B2 (ja) * | 2003-10-29 | 2008-03-19 | 株式会社東芝 | 相変化光記録媒体 |
JP2005251279A (ja) * | 2004-03-03 | 2005-09-15 | Nec Corp | 光学的情報記録媒体及びその製造方法 |
CN1934636A (zh) * | 2004-03-18 | 2007-03-21 | 株式会社理光 | 光学记录介质和两层光学记录介质、使用该介质的记录和复制方法和记录和复制的装置 |
TW200601322A (en) * | 2004-04-07 | 2006-01-01 | Hitachi Maxell | Information recording medium |
JP4227091B2 (ja) * | 2004-10-01 | 2009-02-18 | 株式会社東芝 | 相変化光記録媒体 |
US20060114791A1 (en) * | 2004-11-30 | 2006-06-01 | Charles Marshall | Ultra-high data density optical media system |
JP4193147B2 (ja) * | 2005-09-29 | 2008-12-10 | 日本電気株式会社 | 光学的情報記録媒体及びその製造方法 |
US20070154674A1 (en) * | 2005-12-29 | 2007-07-05 | Imation Corp. | Recordable optical media with thermal buffer layer |
Family Cites Families (14)
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KR900008471A (ko) * | 1988-11-07 | 1990-06-04 | 미다 가쓰시게 | 광자기 디스크 |
JP3038853B2 (ja) * | 1990-09-13 | 2000-05-08 | 株式会社ニコン | 高レベルのマージンが拡大したオーバーライト可能な光磁気記録媒体 |
US5424106A (en) | 1992-04-17 | 1995-06-13 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium and method of designing its structure |
ES2131079T3 (es) | 1992-05-15 | 1999-07-16 | Ricoh Kk | Medio de registro de informacion optica y metodo de registro utilizando dicho medio de registro. |
CN1083615A (zh) * | 1992-08-19 | 1994-03-09 | 菲利浦电子有限公司 | 信息存储*** |
JP3313246B2 (ja) | 1994-08-08 | 2002-08-12 | 松下電器産業株式会社 | 光学的情報記録媒体 |
JP3516996B2 (ja) * | 1994-09-21 | 2004-04-05 | 株式会社東芝 | 情報記録媒体およびその製造方法 |
JPH08129777A (ja) | 1994-11-02 | 1996-05-21 | Matsushita Electric Ind Co Ltd | 光学的情報記録媒体 |
JP2785763B2 (ja) | 1995-09-27 | 1998-08-13 | 日本電気株式会社 | 相変化光ディスク |
TW336317B (en) | 1996-02-28 | 1998-07-11 | Asahi Chemical Ind | Design method of phase change type recording medium and the phase change optical recording medium |
JPH09270156A (ja) * | 1996-04-01 | 1997-10-14 | Canon Inc | 光磁気記録媒体 |
TW414892B (en) | 1996-05-28 | 2000-12-11 | Ibm | Optical data storage system with multiple rewriteable phase-change recording layers |
JP3738523B2 (ja) * | 1997-04-09 | 2006-01-25 | 株式会社ニコン | 記録可能な光ディスク |
US6017620A (en) * | 1997-04-10 | 2000-01-25 | Tdk Corporation | Magneto-optical recording medium |
-
1999
- 1999-11-18 US US09/442,900 patent/US6449239B1/en not_active Expired - Lifetime
- 1999-11-23 DE DE69929739T patent/DE69929739T2/de not_active Expired - Lifetime
- 1999-11-23 EP EP99123167A patent/EP1005036B1/de not_active Expired - Lifetime
- 1999-11-25 CN CNB991248953A patent/CN1174399C/zh not_active Expired - Lifetime
- 1999-11-25 KR KR10-1999-0052715A patent/KR100372181B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20000035689A (ko) | 2000-06-26 |
CN1174399C (zh) | 2004-11-03 |
KR100372181B1 (ko) | 2003-02-14 |
US6449239B1 (en) | 2002-09-10 |
DE69929739T2 (de) | 2006-08-10 |
CN1254914A (zh) | 2000-05-31 |
EP1005036A1 (de) | 2000-05-31 |
EP1005036B1 (de) | 2006-02-08 |
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Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |