SG93194A1 - Optical disc - Google Patents
Optical discInfo
- Publication number
- SG93194A1 SG93194A1 SG9900689A SG1999000689A SG93194A1 SG 93194 A1 SG93194 A1 SG 93194A1 SG 9900689 A SG9900689 A SG 9900689A SG 1999000689 A SG1999000689 A SG 1999000689A SG 93194 A1 SG93194 A1 SG 93194A1
- Authority
- SG
- Singapore
- Prior art keywords
- optical disc
- disc
- optical
- Prior art date
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
- G11B7/242—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
- G11B7/241—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
- G11B7/242—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
- G11B2007/24308—Metals or metalloids transition metal elements of group 11 (Cu, Ag, Au)
-
- 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
- G11B7/242—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
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
-
- 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
- G11B7/2585—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 aluminium
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/913—Material designed to be responsive to temperature, light, moisture
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/146—Laser beam
-
- 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
-
- 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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31678—Of metal
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4590498A JPH11250502A (ja) | 1998-02-26 | 1998-02-26 | 光ディスク |
Publications (1)
Publication Number | Publication Date |
---|---|
SG93194A1 true SG93194A1 (en) | 2002-12-17 |
Family
ID=12732243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG9900689A SG93194A1 (en) | 1998-02-26 | 1999-02-22 | Optical disc |
Country Status (6)
Country | Link |
---|---|
US (1) | US6245404B1 (ja) |
EP (1) | EP0939400A1 (ja) |
JP (1) | JPH11250502A (ja) |
KR (1) | KR100563882B1 (ja) |
CN (1) | CN1147847C (ja) |
SG (1) | SG93194A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100418011B1 (ko) * | 1998-10-07 | 2004-02-11 | 가부시키가이샤 히타치세이사쿠쇼 | 정보 기록 매체 및 정보 기록 장치 |
JP2001344808A (ja) * | 2000-03-31 | 2001-12-14 | Sony Corp | 光学記録媒体 |
JP3908900B2 (ja) * | 2000-03-31 | 2007-04-25 | ソニー株式会社 | 光学記録媒体 |
KR100399021B1 (ko) * | 2001-01-31 | 2003-09-19 | 한국과학기술연구원 | 비정질 반사막을 이용한 고밀도 광 디스크 |
JP2002230828A (ja) * | 2001-01-31 | 2002-08-16 | Pioneer Electronic Corp | 情報記録媒体 |
EP1357551A3 (en) * | 2002-04-26 | 2004-12-22 | TDK Corporation | Optical recording medium and method for optically 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 |
US6768665B2 (en) * | 2002-08-05 | 2004-07-27 | Intel Corporation | Refreshing memory cells of a phase change material memory device |
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 |
US7781146B2 (en) * | 2002-11-22 | 2010-08-24 | Tdk Corporation | Optical recording medium |
JP2004265561A (ja) * | 2003-03-04 | 2004-09-24 | Tdk Corp | 光記録媒体 |
KR100947230B1 (ko) | 2003-09-16 | 2010-03-11 | 엘지전자 주식회사 | 광디스크 표면의 기계적 내구성 검사 장치 및 방법 |
US7431973B2 (en) * | 2004-03-12 | 2008-10-07 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium, and manufacturing method, recording method, and recording apparatus thereof |
JP2007035222A (ja) * | 2005-07-29 | 2007-02-08 | Toshiba Corp | 情報記録媒体、再生方法及び記録方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5256518A (en) * | 1988-08-19 | 1993-10-26 | Matsushita Electric Industrial Co., Ltd. | Information storage disk employing a reflective layer having good malleability |
US5418030A (en) * | 1992-06-12 | 1995-05-23 | Tdk Corporation | Optical recording medium and method for making |
EP0688015A1 (en) * | 1994-06-13 | 1995-12-20 | Matsushita Electric Industrial Co., Ltd. | Optical recording medium and method of using the same |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2532600B2 (ja) | 1988-08-19 | 1996-09-11 | 松下電器産業株式会社 | 情報担体ディスク |
US5368986A (en) * | 1991-05-02 | 1994-11-29 | Hitachi, Ltd. | Information recording media, manufacturing method for the same, and information recording method |
JPH06222562A (ja) | 1993-01-28 | 1994-08-12 | Nippon Paint Co Ltd | 電着レジスト膜の乾燥方法 |
US5958649A (en) * | 1995-03-27 | 1999-09-28 | Hitachi, Ltd. | Information recording medium and information memory apparatus |
EP0822543A1 (en) | 1996-07-30 | 1998-02-04 | Industrial Technology Research Institute | Write-once-read-many optical disk |
DE69733642T2 (de) * | 1996-12-24 | 2006-05-18 | Koninklijke Philips Electronics N.V. | Optisches aufzeichnungsmedium mit phasenwechsel-aufzeichnungsschicht |
EP1143432A3 (en) * | 1997-03-27 | 2002-04-24 | Mitsubishi Chemical Corporation | Optical information recording medium |
-
1998
- 1998-02-26 JP JP4590498A patent/JPH11250502A/ja not_active Abandoned
-
1999
- 1999-02-19 US US09/252,920 patent/US6245404B1/en not_active Expired - Fee Related
- 1999-02-22 EP EP19990103409 patent/EP0939400A1/en not_active Withdrawn
- 1999-02-22 SG SG9900689A patent/SG93194A1/en unknown
- 1999-02-25 KR KR1019990006403A patent/KR100563882B1/ko not_active IP Right Cessation
- 1999-02-26 CN CNB99102432XA patent/CN1147847C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5256518A (en) * | 1988-08-19 | 1993-10-26 | Matsushita Electric Industrial Co., Ltd. | Information storage disk employing a reflective layer having good malleability |
US5418030A (en) * | 1992-06-12 | 1995-05-23 | Tdk Corporation | Optical recording medium and method for making |
EP0688015A1 (en) * | 1994-06-13 | 1995-12-20 | Matsushita Electric Industrial Co., Ltd. | Optical recording medium and method of using the same |
Also Published As
Publication number | Publication date |
---|---|
CN1227381A (zh) | 1999-09-01 |
KR19990072947A (ko) | 1999-09-27 |
KR100563882B1 (ko) | 2006-03-28 |
CN1147847C (zh) | 2004-04-28 |
JPH11250502A (ja) | 1999-09-17 |
US6245404B1 (en) | 2001-06-12 |
EP0939400A1 (en) | 1999-09-01 |
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