DE69737045D1 - Optischer Datenaufzeichnungsträger und Verfahren für optische Aufzeichnung - Google Patents
Optischer Datenaufzeichnungsträger und Verfahren für optische AufzeichnungInfo
- Publication number
- DE69737045D1 DE69737045D1 DE69737045T DE69737045T DE69737045D1 DE 69737045 D1 DE69737045 D1 DE 69737045D1 DE 69737045 T DE69737045 T DE 69737045T DE 69737045 T DE69737045 T DE 69737045T DE 69737045 D1 DE69737045 D1 DE 69737045D1
- Authority
- DE
- Germany
- Prior art keywords
- optical
- recording medium
- recording
- data recording
- optical data
- 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
- 230000003287 optical effect Effects 0.000 title 2
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
- G11B7/241—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
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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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
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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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/006—Overwriting
- G11B7/0062—Overwriting strategies, e.g. recording pulse sequences with erasing level used for phase-change media
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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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
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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
- G11B7/24067—Combinations of two or more layers with specific interrelation
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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
- G11B7/241—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
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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
- G11B7/241—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
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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
- G11B7/241—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
- G11B7/2542—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 organic resins
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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
- G11B7/241—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
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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
- G11B7/241—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
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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
- G11B7/26—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
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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
- G11B7/241—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
- G11B2007/24304—Metals or metalloids group 2 or 12 elements (e.g. Be, Ca, Mg, Zn, Cd)
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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
- G11B7/241—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)
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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
- G11B7/241—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)
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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
- G11B7/241—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)
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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
- G11B7/241—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)
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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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
- G11B7/00454—Recording involving phase-change effects
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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
- G11B7/241—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]
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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
- G11B7/241—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
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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
- G11B7/241—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
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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
- G11B7/241—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
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- 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
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- 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
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26435796A JP3584634B2 (ja) | 1996-10-04 | 1996-10-04 | 光学的情報記録用媒体 |
JP26435896 | 1996-10-04 | ||
JP26435796 | 1996-10-04 | ||
JP26435896A JP3493913B2 (ja) | 1996-10-04 | 1996-10-04 | 光学的情報記録用媒体 |
JP05749697A JP3433641B2 (ja) | 1997-03-12 | 1997-03-12 | 光学的情報記録用媒体及び光記録方法 |
JP5749697 | 1997-03-12 | ||
JP06619697A JP3235503B2 (ja) | 1997-03-19 | 1997-03-19 | 光学的情報記録用媒体及び光記録方法 |
JP6619697 | 1997-03-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69737045D1 true DE69737045D1 (de) | 2007-01-11 |
DE69737045T2 DE69737045T2 (de) | 2007-07-26 |
Family
ID=27463523
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69732330T Expired - Lifetime DE69732330T2 (de) | 1996-10-04 | 1997-10-02 | Medium für optische Datenaufzeichnung und optisches Aufzeichnungsverfahren |
DE69740104T Expired - Lifetime DE69740104D1 (de) | 1996-10-04 | 1997-10-02 | Medium für optische Datenaufzeichnung und optisches Aufzeichnungsverfahren |
DE69737045T Expired - Lifetime DE69737045T2 (de) | 1996-10-04 | 1997-10-02 | Optischer Datenaufzeichnungsträger und Verfahren für optische Aufzeichnung |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69732330T Expired - Lifetime DE69732330T2 (de) | 1996-10-04 | 1997-10-02 | Medium für optische Datenaufzeichnung und optisches Aufzeichnungsverfahren |
DE69740104T Expired - Lifetime DE69740104D1 (de) | 1996-10-04 | 1997-10-02 | Medium für optische Datenaufzeichnung und optisches Aufzeichnungsverfahren |
Country Status (3)
Country | Link |
---|---|
US (3) | US6143468A (de) |
EP (3) | EP1630803B1 (de) |
DE (3) | DE69732330T2 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6143468A (en) | 1996-10-04 | 2000-11-07 | Mitsubishi Chemical Corporation | Optical information recording medium and optical recording method |
EP1146509B1 (de) * | 1997-03-27 | 2005-03-16 | Mitsubishi Chemical Corporation | Optisches Aufzeichnungsmedium |
US6426936B1 (en) * | 1998-01-27 | 2002-07-30 | Ricoh Company, Ltd. | Phase-change medium usable in phase-difference tracking |
US6477135B1 (en) * | 1998-03-26 | 2002-11-05 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium and method for recording and reproduction information thereon |
CN1259655C (zh) | 1998-09-09 | 2006-06-14 | 三菱化学媒体株式会社 | 光记录方法 |
EP1128365B1 (de) | 1998-10-26 | 2006-06-14 | Mitsubishi Kagaku Media Co., Ltd. | Verfahren zur aufzeichnung und wiedergabe von mehrwertigen digitalen signalen und mehrwertaufzeichnungsmedium des phasenwechsel-typs |
US6545971B1 (en) * | 1999-01-27 | 2003-04-08 | Kabushiki Kaisha Toshiba | Information recording/reproducing system for recording/reproducing information in three-dimensional recording medium of a light passing-through type |
US6511788B1 (en) * | 1999-02-12 | 2003-01-28 | Sony Corporation | Multi-layered optical disc |
TW484126B (en) * | 1999-03-26 | 2002-04-21 | Matsushita Electric Ind Co Ltd | Manufacturing and recording regeneration method for information record medium |
JP2000322740A (ja) * | 1999-05-12 | 2000-11-24 | Ricoh Co Ltd | 光記録媒体及びその記録方法 |
KR100765017B1 (ko) * | 1999-05-14 | 2007-10-09 | 오씨 외를리콘 발처스 악티엔게젤샤프트 | 하이브리드 디스크의 제조 방법 및 하이브리드 디스크 |
CN1217324C (zh) | 1999-05-19 | 2005-08-31 | 三菱化学株式会社 | 光记录方法 |
EP1936612B1 (de) * | 1999-05-19 | 2009-09-02 | Mitsubishi Kagaku Media Co., Ltd. | Aufzeichnen bei konstanter Winkelgeschwindigkeit |
EP1117094B1 (de) * | 2000-01-17 | 2012-11-21 | Mitsubishi Kagaku Media Co., Ltd. | Aufzeichnungsverfahren für ein Phasenänderungsaufzeichnungsmedium |
JP3790673B2 (ja) * | 2000-03-30 | 2006-06-28 | Tdk株式会社 | 光記録方法、光記録装置および光記録媒体 |
WO2001097218A1 (fr) * | 2000-06-16 | 2001-12-20 | Mitsubishi Chemical Corporation | Support d'enregistrement d'informations optiques |
US6683275B2 (en) * | 2000-06-23 | 2004-01-27 | Memex Optical Media Solutions Ag | Method and apparatus for fabricating phase-change recording medium |
DE60119846T2 (de) | 2000-08-02 | 2007-01-04 | Mitsubishi Kagaku Media Co. Ltd. | Optisches Aufzeichungsmedium und Verfahren zu seiner Herstellung |
TWI233098B (en) | 2000-08-31 | 2005-05-21 | Matsushita Electric Ind Co Ltd | Data recoding medium, the manufacturing method thereof, and the record reproducing method thereof |
JP2002117577A (ja) * | 2000-10-03 | 2002-04-19 | Tdk Corp | 光記録媒体および光学的情報記録方法 |
TW565835B (en) * | 2001-01-10 | 2003-12-11 | Ricoh Kk | Phase change optical recording medium |
DE60235972D1 (de) | 2001-03-06 | 2010-05-27 | Mitsubishi Kagaku Media Co Ltd | Optisches informationsaufzeichnungsmaterial und aufzeichnungs-/erlöschungsverfahren |
US20020160305A1 (en) * | 2001-03-08 | 2002-10-31 | Mitsubishi Chemical Corporation | Optical recording medium, method of writing and erasing information using the same, and process of producing the same |
JP2003305955A (ja) * | 2001-05-21 | 2003-10-28 | Ricoh Co Ltd | 光記録媒体及び記録方法 |
MXPA04007503A (es) * | 2002-02-06 | 2004-11-10 | Koninkl Philips Electronics Nv | Medio de almacenamiento optico regrablable y uso del mismo. |
EP1475784B1 (de) * | 2002-02-13 | 2014-12-24 | Mitsubishi Kagaku Media Co., Ltd. | Verfahren zur optischen aufzeichnung auf einem wiederbeschreibbaren optischen medium |
US6899938B2 (en) * | 2002-02-22 | 2005-05-31 | Energy Conversion Devices, Inc. | Phase change data storage device for multi-level recording |
JP3867589B2 (ja) * | 2002-02-22 | 2007-01-10 | ソニー株式会社 | 光学記録媒体の初期化方法 |
EP1343154B1 (de) * | 2002-03-05 | 2006-10-25 | Mitsubishi Kagaku Media Co., Ltd. | Phasenwechselaufzeichnungsmaterial für ein Informationsaufzeichnungsmedium und ein Informationsaufzeichnungsmedium dieses verwendend |
US20050177842A1 (en) * | 2002-07-15 | 2005-08-11 | Koninklije Philips Electronics N.V. | Multi-stack optical data storage medium and use of such medium |
TWI233116B (en) | 2002-09-06 | 2005-05-21 | Mitsubishi Chem Corp | Optical information recording medium |
WO2004085168A1 (ja) * | 2003-03-24 | 2004-10-07 | Mitsubishi Chemical Corporation | 相変化記録材料及び情報記録用媒体 |
CN1756668B (zh) * | 2003-04-30 | 2010-05-05 | 三菱化学媒体股份有限公司 | 相变记录材料和信息记录介质 |
JP2005044491A (ja) * | 2003-07-10 | 2005-02-17 | Ricoh Co Ltd | 光記録媒体およびその製造方法 |
TWI265495B (en) * | 2003-07-18 | 2006-11-01 | Mitsubishi Kagaku Media Co Ltd | Optical recording method |
TWI469143B (zh) * | 2003-07-24 | 2015-01-11 | Panasonic Corp | 資訊記錄媒體及其製造方法 |
JP2006044215A (ja) * | 2003-11-10 | 2006-02-16 | Ricoh Co Ltd | 光記録媒体及びその製造方法、スパッタリングターゲット、並びに光記録媒体の使用方法及び光記録装置 |
WO2005104102A1 (ja) * | 2004-04-23 | 2005-11-03 | Mitsubishi Kagaku Media Co., Ltd. | 光学的情報記録用媒体の製造方法及び初期化装置 |
CN1305055C (zh) * | 2004-06-02 | 2007-03-14 | 清华大学 | 有机光子高密度只读型光盘及其制作工艺 |
US7151294B2 (en) * | 2004-08-03 | 2006-12-19 | Micron Technology, Inc. | High density stepped, non-planar flash memory |
JP4782189B2 (ja) * | 2006-03-03 | 2011-09-28 | シャープ株式会社 | 光情報記録媒体及び再生装置 |
US7613869B2 (en) | 2006-11-27 | 2009-11-03 | Brigham Young University | Long-term digital data storage |
WO2009028593A1 (ja) | 2007-08-30 | 2009-03-05 | Sharp Kabushiki Kaisha | 超解像光記録媒体、光記録媒体再生装置、光記録媒体再生装置の制御方法、光記録媒体再生装置制御プログラム、並びにそれを記録したコンピュータ読み取り可能な記録媒体 |
US8437235B2 (en) * | 2008-12-16 | 2013-05-07 | Panasonic Corporation | Optical information recording medium and recording/reproducing method therefor |
CN102241168A (zh) * | 2011-04-22 | 2011-11-16 | 中国科学院上海光学精密机械研究所 | 纳米颗粒复合相变材料及其制备方法 |
KR102304301B1 (ko) | 2014-12-23 | 2021-09-23 | 삼성전자주식회사 | 저항변화 물질막, 이를 포함하는 저항변화 메모리 장치 |
CA3147927C (en) * | 2019-08-14 | 2023-01-24 | Ceramic Data Solutions GmbH | Method for long-term storage of information and storage medium therefor |
CA3184431A1 (en) | 2020-07-03 | 2022-01-06 | Christian Pflaum | Increased storage capacity for a method for long-term storage of information and storage medium therefor |
JP2023532545A (ja) | 2020-07-03 | 2023-07-28 | セラミック・データ・ソリューションズ・ゲーエムベーハー | 多ビット符号方式により記憶密度が向上した情報の記憶方法および情報記憶媒体 |
EP3955248A1 (de) | 2020-08-11 | 2022-02-16 | Christian Pflaum | Datenaufzeichnung auf keramischem material |
WO2022194354A1 (en) | 2021-03-16 | 2022-09-22 | Ceramic Data Solutions GmbH | Data carrier, reading method and system utilizing super resolution techniques |
Family Cites Families (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0195532B1 (de) * | 1985-02-22 | 1990-05-09 | Asahi Kasei Kogyo Kabushiki Kaisha | Informationsaufzeichnungsmedium |
US5001723A (en) | 1985-11-05 | 1991-03-19 | Allied-Signal Inc. | Sinusoidal M-ary orthogonal keyed decoding |
JPS63261552A (ja) * | 1987-04-18 | 1988-10-28 | Fujitsu Ltd | 光学的情報記録媒体の製造法 |
JP2615627B2 (ja) * | 1987-07-01 | 1997-06-04 | 松下電器産業株式会社 | 光学式情報記録媒体 |
JP2696858B2 (ja) * | 1987-10-28 | 1998-01-14 | 松下電器産業株式会社 | 光学情報記録再生消去部材 |
JP2746896B2 (ja) * | 1988-02-17 | 1998-05-06 | 旭化成工業株式会社 | 光学記録媒体 |
JPH01277338A (ja) | 1988-04-28 | 1989-11-07 | Nippon Telegr & Teleph Corp <Ntt> | 光記録媒体 |
JPH01303643A (ja) * | 1988-06-01 | 1989-12-07 | Nippon Telegr & Teleph Corp <Ntt> | レーザ記録媒体 |
JP2941848B2 (ja) * | 1988-07-20 | 1999-08-30 | 株式会社リコー | 光記録媒体 |
JPH0297408A (ja) * | 1988-09-30 | 1990-04-10 | Matsushita Electric Ind Co Ltd | Ag−Ge−Sb−Te化学量論化合物 |
US4904577A (en) * | 1988-11-21 | 1990-02-27 | Tyan Yuan Sheng | Optical recording element and alloy for use therein |
US5063097A (en) * | 1988-12-16 | 1991-11-05 | Toray Industries, Inc. | Optical recording medium |
JP2892022B2 (ja) * | 1989-01-13 | 1999-05-17 | シャープ株式会社 | 記録素子 |
CA2020243C (en) * | 1989-06-30 | 1994-12-13 | Eiji Ohno | Optical information recording method and recording apparatus |
WO1991005342A1 (en) * | 1989-09-28 | 1991-04-18 | Matsushita Electric Industrial Co., Ltd. | Optical data recording medium and method of producing the same |
JPH03142731A (ja) * | 1989-10-27 | 1991-06-18 | Dowa Mining Co Ltd | 光ディスクの作製方法 |
JP3032585B2 (ja) | 1990-12-28 | 2000-04-17 | 株式会社リコー | 情報記録媒体 |
US5289453A (en) * | 1990-03-14 | 1994-02-22 | Matsushita Electric Industrial Co., Ltd. | Optical information recording method |
US5270149A (en) * | 1990-06-16 | 1993-12-14 | Basf Aktiengesellschaft | Reversible optical recording medium of the phase charge type |
US5254382A (en) * | 1990-11-29 | 1993-10-19 | Fuji Xerox Co., Ltd. | Optical recording medium |
JPH04286683A (ja) * | 1991-03-15 | 1992-10-12 | Dowa Mining Co Ltd | 光記録媒体およびその製造方法 |
JP3049864B2 (ja) * | 1991-09-05 | 2000-06-05 | 松下電器産業株式会社 | 光学情報記録媒体 |
JPH08127170A (ja) | 1991-10-23 | 1996-05-21 | Satoshi Yokoo | 複写物加工方法 |
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 |
JP3207230B2 (ja) | 1992-01-08 | 2001-09-10 | 株式会社リコー | 相変化型情報記録媒体 |
JP3266971B2 (ja) | 1992-03-23 | 2002-03-18 | 松下電器産業株式会社 | 光学情報の記録方法 |
JPH05342629A (ja) | 1992-06-04 | 1993-12-24 | Hitachi Ltd | 情報記録媒体 |
EP0594277B1 (de) * | 1992-10-21 | 1998-12-02 | Toray Industries, Inc. | Optisches Aufzeichnungsmedium |
JPH06195747A (ja) | 1992-11-11 | 1994-07-15 | Nec Corp | 光ディスク |
KR0153033B1 (ko) * | 1993-06-18 | 1998-12-15 | 가나이 쯔또무 | 정보기록용 박막 및 정보기록매체 |
JPH087343A (ja) | 1994-04-22 | 1996-01-12 | Toray Ind Inc | 光記録媒体の製造方法、フォーマット方法および光記録媒体 |
JPH08127176A (ja) * | 1994-10-31 | 1996-05-21 | Hitachi Ltd | 情報記録用薄膜およびその製造方法、ならびに情報記録媒体およびその使用方法 |
JPH08180414A (ja) | 1994-12-21 | 1996-07-12 | Mitsubishi Chem Corp | 光学的情報記録方法 |
JPH08216522A (ja) | 1995-02-09 | 1996-08-27 | Ricoh Co Ltd | 光情報記録媒体及びその製造方法 |
JP2990036B2 (ja) * | 1995-02-13 | 1999-12-13 | ティーディーケイ株式会社 | 光記録媒体およびその製造方法 |
US5688574A (en) * | 1995-03-14 | 1997-11-18 | Hitachi Maxell, Ltd. | Optical recording medium |
JPH08249721A (ja) | 1995-03-14 | 1996-09-27 | Hitachi Maxell Ltd | 光記録媒体 |
JP3150267B2 (ja) | 1995-03-31 | 2001-03-26 | ティーディーケイ株式会社 | 光記録媒体 |
DE19612823C2 (de) * | 1995-03-31 | 2001-03-01 | Mitsubishi Chem Corp | Optisches Aufzeichnungsverfahren |
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 |
US5591501A (en) * | 1995-12-20 | 1997-01-07 | Energy Conversion Devices, Inc. | Optical recording medium having a plurality of discrete phase change data recording points |
DE69731411T2 (de) | 1996-06-14 | 2006-03-02 | Mitsubishi Chemical Corp. | Optische Phasenänderungsscheibe |
US6143468A (en) | 1996-10-04 | 2000-11-07 | Mitsubishi Chemical Corporation | Optical information recording medium and optical recording method |
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 |
EP1146509B1 (de) | 1997-03-27 | 2005-03-16 | Mitsubishi Chemical Corporation | Optisches Aufzeichnungsmedium |
EP1628296B1 (de) | 1997-11-17 | 2013-03-06 | Mitsubishi Kagaku Media Co., Ltd. | Optisches Informationsaufzeichnungsmedium |
-
1997
- 1997-10-01 US US08/941,720 patent/US6143468A/en not_active Expired - Lifetime
- 1997-10-02 EP EP05025175A patent/EP1630803B1/de not_active Expired - Lifetime
- 1997-10-02 DE DE69732330T patent/DE69732330T2/de not_active Expired - Lifetime
- 1997-10-02 DE DE69740104T patent/DE69740104D1/de not_active Expired - Lifetime
- 1997-10-02 DE DE69737045T patent/DE69737045T2/de not_active Expired - Lifetime
- 1997-10-02 EP EP03025307A patent/EP1398778B1/de not_active Expired - Lifetime
- 1997-10-02 EP EP97117162A patent/EP0834874B1/de not_active Expired - Lifetime
-
2000
- 2000-04-18 US US09/551,566 patent/US6294310B1/en not_active Expired - Lifetime
-
2001
- 2001-08-02 US US09/919,846 patent/US6811949B2/en not_active Expired - Lifetime
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EP1630803A3 (de) | 2009-04-29 |
DE69737045T2 (de) | 2007-07-26 |
EP1630803B1 (de) | 2011-01-19 |
US20010049074A1 (en) | 2001-12-06 |
US6294310B1 (en) | 2001-09-25 |
EP1398778A2 (de) | 2004-03-17 |
EP1630803A2 (de) | 2006-03-01 |
EP0834874A3 (de) | 2000-04-12 |
DE69732330T2 (de) | 2005-12-22 |
US6143468A (en) | 2000-11-07 |
EP0834874A2 (de) | 1998-04-08 |
EP0834874B1 (de) | 2005-01-26 |
EP1398778B1 (de) | 2006-11-29 |
US6811949B2 (en) | 2004-11-02 |
DE69732330D1 (de) | 2005-03-03 |
DE69740104D1 (de) | 2011-03-03 |
EP1398778A3 (de) | 2004-05-19 |
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