HK1064205A1 - Rewritable optical data storage medium and use of such a medium - Google Patents
Rewritable optical data storage medium and use of such a mediumInfo
- Publication number
- HK1064205A1 HK1064205A1 HK04106920A HK04106920A HK1064205A1 HK 1064205 A1 HK1064205 A1 HK 1064205A1 HK 04106920 A HK04106920 A HK 04106920A HK 04106920 A HK04106920 A HK 04106920A HK 1064205 A1 HK1064205 A1 HK 1064205A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- medium
- data storage
- layer
- optical data
- storage medium
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 3
- 238000013500 data storage Methods 0.000 title abstract 2
- 238000001816 cooling Methods 0.000 abstract 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 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
- 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
- G11B7/2433—Metals or elements of Groups 13, 14, 15 or 16 of the Periodic Table, e.g. B, Si, Ge, As, Sb, Bi, Se or 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
- G11B7/257—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
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24067—Combinations of two or more layers with specific interrelation
-
- 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
- G11B7/2578—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
-
- 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
- G11B2007/24316—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
- G11B7/257—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)
-
- 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
- G11B7/004—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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01202108 | 2001-06-01 | ||
PCT/IB2002/001922 WO2002099797A1 (en) | 2001-06-01 | 2002-05-27 | Rewritable optical data storage medium and use of such a medium |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1064205A1 true HK1064205A1 (en) | 2005-01-21 |
Family
ID=8180409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK04106920A HK1064205A1 (en) | 2001-06-01 | 2004-09-13 | Rewritable optical data storage medium and use of such a medium |
Country Status (11)
Country | Link |
---|---|
US (2) | US20040157159A1 (de) |
EP (1) | EP1397801B1 (de) |
JP (1) | JP2004522247A (de) |
KR (1) | KR20030024817A (de) |
CN (1) | CN1278324C (de) |
AT (1) | ATE382935T1 (de) |
CA (1) | CA2449122A1 (de) |
DE (1) | DE60224389T2 (de) |
HK (1) | HK1064205A1 (de) |
TW (1) | TWI233613B (de) |
WO (1) | WO2002099797A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1397801B1 (de) * | 2001-06-01 | 2008-01-02 | Koninklijke Philips Electronics N.V. | Wiederbeschreibbares optisches aufzeichnungsmedium und seine verwendung |
US20040191687A1 (en) * | 2003-03-28 | 2004-09-30 | Tdk Corporation | Optical recording medium |
JP4167146B2 (ja) * | 2003-08-19 | 2008-10-15 | Tdk株式会社 | 光記録媒体及びその製造方法、並びに、光記録媒体に対するデータ記録方法及びデータ再生方法 |
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 |
US20070041309A1 (en) | 2003-11-03 | 2007-02-22 | Koninklijke Philips Electronics N.V. | Rewritable optical data storage medium and use of such a medium |
KR100738115B1 (ko) * | 2006-07-04 | 2007-07-12 | 삼성전자주식회사 | 도핑된 상변화층을 구비하는 상변화 메모리 소자 및 그동작방법 |
JP5151418B2 (ja) * | 2007-11-27 | 2013-02-27 | ソニー株式会社 | 追記型光記録媒体およびその製造方法 |
US8178906B2 (en) * | 2008-01-11 | 2012-05-15 | Electro Scientific Industries, Inc. | Laser chalcogenide phase change device |
US8465823B1 (en) * | 2011-12-22 | 2013-06-18 | Oracle International Corporation | Optical media having transparent back side coating |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5367514A (en) * | 1991-11-26 | 1994-11-22 | Fuji Xerox Co., Ltd. | Phase change optical recording device and method employing a laser beam with differently energized pulse portions |
CN1083615A (zh) * | 1992-08-19 | 1994-03-09 | 菲利浦电子有限公司 | 信息存储系统 |
US6501724B2 (en) * | 1993-05-10 | 2002-12-31 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for parallel readout and correlation of data on optical disks |
KR100364506B1 (ko) * | 1994-03-25 | 2003-02-19 | 도레이 가부시끼가이샤 | 광기록매체및그제조법 |
US5785828A (en) * | 1994-12-13 | 1998-07-28 | Ricoh Company, Ltd. | Sputtering target for producing optical recording medium |
TW414892B (en) * | 1996-05-28 | 2000-12-11 | Ibm | Optical data storage system with multiple rewriteable phase-change recording layers |
EP0951717B1 (de) * | 1997-11-07 | 2005-06-22 | Koninklijke Philips Electronics N.V. | Ge-sb-te-legierung enthaltendes wiederbeschreibbares optisches aufzeichnungsmedium |
JP2000339751A (ja) * | 1999-06-01 | 2000-12-08 | Ricoh Co Ltd | 相変化形光記録媒体 |
US6587429B1 (en) * | 1999-11-16 | 2003-07-01 | Polaroid Corporation | System and method for initializing phase change recording media |
CA2377619A1 (en) * | 2000-04-20 | 2001-11-01 | Koninklijke Philips Electronics N.V. | Optical recording medium and use of such optical recording medium |
FR2813138B1 (fr) * | 2000-08-21 | 2002-11-29 | Commissariat Energie Atomique | Support d'enregistrement optique multi-niveau a puits thermique transparent pour systeme de lecture/ecriture par laser |
EP1397801B1 (de) * | 2001-06-01 | 2008-01-02 | Koninklijke Philips Electronics N.V. | Wiederbeschreibbares optisches aufzeichnungsmedium und seine verwendung |
CN1253872C (zh) * | 2001-06-01 | 2006-04-26 | 皇家菲利浦电子有限公司 | 多叠式光学数据存储介质 |
CN1312686C (zh) * | 2001-11-23 | 2007-04-25 | 皇家飞利浦电子股份有限公司 | 多堆叠光学数据存储介质和这种介质的使用 |
-
2002
- 2002-05-27 EP EP02733072A patent/EP1397801B1/de not_active Expired - Lifetime
- 2002-05-27 CN CNB028110633A patent/CN1278324C/zh not_active Expired - Fee Related
- 2002-05-27 AT AT02733072T patent/ATE382935T1/de not_active IP Right Cessation
- 2002-05-27 KR KR10-2003-7001387A patent/KR20030024817A/ko not_active Application Discontinuation
- 2002-05-27 DE DE60224389T patent/DE60224389T2/de not_active Expired - Fee Related
- 2002-05-27 CA CA002449122A patent/CA2449122A1/en not_active Abandoned
- 2002-05-27 WO PCT/IB2002/001922 patent/WO2002099797A1/en active IP Right Grant
- 2002-05-27 US US10/479,203 patent/US20040157159A1/en not_active Abandoned
- 2002-05-27 JP JP2003502826A patent/JP2004522247A/ja active Pending
- 2002-05-29 TW TW091111465A patent/TWI233613B/zh not_active IP Right Cessation
-
2004
- 2004-09-13 HK HK04106920A patent/HK1064205A1/xx not_active IP Right Cessation
-
2007
- 2007-07-16 US US11/778,305 patent/US20080253272A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN1278324C (zh) | 2006-10-04 |
US20040157159A1 (en) | 2004-08-12 |
DE60224389T2 (de) | 2008-12-18 |
KR20030024817A (ko) | 2003-03-26 |
WO2002099797A1 (en) | 2002-12-12 |
CA2449122A1 (en) | 2002-12-12 |
ATE382935T1 (de) | 2008-01-15 |
DE60224389D1 (de) | 2008-02-14 |
CN1533568A (zh) | 2004-09-29 |
EP1397801B1 (de) | 2008-01-02 |
US20080253272A1 (en) | 2008-10-16 |
JP2004522247A (ja) | 2004-07-22 |
EP1397801A1 (de) | 2004-03-17 |
TWI233613B (en) | 2005-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20120527 |