DE60206330D1 - Optisches Aufzeichnungsmedium sowie ein Aufzeichnungsverfahren wobei dieses Medium verwendet wird - Google Patents

Optisches Aufzeichnungsmedium sowie ein Aufzeichnungsverfahren wobei dieses Medium verwendet wird

Info

Publication number
DE60206330D1
DE60206330D1 DE60206330T DE60206330T DE60206330D1 DE 60206330 D1 DE60206330 D1 DE 60206330D1 DE 60206330 T DE60206330 T DE 60206330T DE 60206330 T DE60206330 T DE 60206330T DE 60206330 D1 DE60206330 D1 DE 60206330D1
Authority
DE
Germany
Prior art keywords
medium
recording
optical recording
recording method
optical
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 - Fee Related
Application number
DE60206330T
Other languages
English (en)
Other versions
DE60206330T2 (de
Inventor
Hideki Kitaura
Noboru Yamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE60206330D1 publication Critical patent/DE60206330D1/de
Application granted granted Critical
Publication of DE60206330T2 publication Critical patent/DE60206330T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B7/252—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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00456—Recording strategies, e.g. pulse sequences
    • 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
    • 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
    • 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
    • G11B7/253—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
    • G11B7/2531—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 glass
    • 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
    • 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
    • G11B7/253—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
    • G11B7/2538—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 polycycloolefins [PCO]
    • 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
    • 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)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
DE60206330T 2001-07-12 2002-07-04 Optisches Aufzeichnungsmedium sowie ein Aufzeichnungsverfahren wobei dieses Medium verwendet wird Expired - Fee Related DE60206330T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001211824 2001-07-12
JP2001211824 2001-07-12

Publications (2)

Publication Number Publication Date
DE60206330D1 true DE60206330D1 (de) 2005-11-03
DE60206330T2 DE60206330T2 (de) 2006-07-13

Family

ID=19047077

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60206330T Expired - Fee Related DE60206330T2 (de) 2001-07-12 2002-07-04 Optisches Aufzeichnungsmedium sowie ein Aufzeichnungsverfahren wobei dieses Medium verwendet wird

Country Status (5)

Country Link
US (1) US6764736B2 (de)
EP (1) EP1276105B1 (de)
CN (1) CN1224969C (de)
DE (1) DE60206330T2 (de)
TW (1) TW584849B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW575873B (en) * 2000-07-13 2004-02-11 Matsushita Electric Ind Co Ltd Information recording medium, method for producing the same, and recording/reproducing method using the same
JP2003317314A (ja) * 2002-04-16 2003-11-07 Sony Corp 光記録媒体
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
US7399511B2 (en) * 2004-04-22 2008-07-15 Tdk Corporation Optical recording medium
TWI316248B (en) * 2004-08-31 2009-10-21 Ricoh Co Ltd Write-once-read-many optical recording medium, sputtering target and the production method thereof
US20060075419A1 (en) * 2004-10-06 2006-04-06 Tdk Corporation Information recording medium
US7488526B2 (en) * 2005-11-22 2009-02-10 Ricoh Company, Ltd. Sputtering target and manufacturing method therefor, and optical recording medium and manufacturing method therefor
US8725243B2 (en) * 2005-12-28 2014-05-13 Cyberonics, Inc. Methods and systems for recommending an appropriate pharmacological treatment to a patient for managing epilepsy and other neurological disorders
KR100807230B1 (ko) * 2006-09-27 2008-02-28 삼성전자주식회사 상변화 물질층 및 이를 포함하는 상변화 메모리 장치
NO327566B1 (no) * 2007-01-08 2009-08-17 Peak Well Solutions As Fremgangsmate og anordning for a detektere et bevegelsesforlop
JP5214745B2 (ja) * 2009-02-05 2013-06-19 Ｊｘ日鉱日石金属株式会社 酸化チタンを主成分とする薄膜及び酸化チタンを主成分とする焼結体スパッタリングターゲット
CN112133824A (zh) * 2020-09-02 2020-12-25 中国科学院上海微系统与信息技术研究所 一种相变材料、相变存储单元及其制备方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63103453A (ja) 1986-10-20 1988-05-09 Matsushita Electric Ind Co Ltd 光学式情報記録部材
US4847132A (en) 1986-10-20 1989-07-11 Matsushita Electric Industrial Co., Ltd. Protective layer for optical information recording medium
JPH03104038A (ja) 1989-09-18 1991-05-01 Asahi Chem Ind Co Ltd 光ディスク用保護層の形成方法
JP3104038B2 (ja) 1991-12-24 2000-10-30 三菱レイヨン株式会社 防汚性塗料組成物
JP3129497B2 (ja) 1992-02-03 2001-01-29 株式会社リコー 相変化型光記録媒体
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
JP2702905B2 (ja) 1994-12-28 1998-01-26 松下電器産業株式会社 光ディスク
US5726969A (en) 1994-12-28 1998-03-10 Matsushita Electric Industrial Co., Ltd. Optical recording medium having dual information surfaces
US5764619A (en) 1995-04-07 1998-06-09 Matsushita Electric Industrial Co., Ltd. Optical recording medium having two separate recording layers
DE69729990T2 (de) 1996-03-11 2004-12-09 Matsushita Electric Industrial Co., Ltd., Kadoma Optischer datenaufzeichnungsmedium, verfahren zur herstellung dasselbe und verfahren zur wiedergabe/löschen einer aufzeichnung
TW414892B (en) * 1996-05-28 2000-12-11 Ibm Optical data storage system with multiple rewriteable phase-change recording layers
JP3190274B2 (ja) * 1996-12-28 2001-07-23 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
TW421790B (en) * 1998-04-20 2001-02-11 Koninkl Philips Electronics Nv Rewritable optical information medium
JP3250989B2 (ja) 1998-05-15 2002-01-28 松下電器産業株式会社 光学情報記録媒体、その記録再生方法、その製造法及び光学情報記録再生装置
EP0957477A3 (de) * 1998-05-15 2003-11-05 Matsushita Electric Industrial Co., Ltd. Optisches Aufzeichnungsmedium, Verfahren und Vorrichtung zur Informationsaufzeichnung und -wiedergabe dafür
US6511788B1 (en) * 1999-02-12 2003-01-28 Sony Corporation Multi-layered optical disc
TW554341B (en) * 2000-12-15 2003-09-21 Koninkl Philips Electronics Nv Optical information medium and its use

Also Published As

Publication number Publication date
CN1224969C (zh) 2005-10-26
DE60206330T2 (de) 2006-07-13
EP1276105A2 (de) 2003-01-15
CN1397948A (zh) 2003-02-19
EP1276105A3 (de) 2004-07-07
US6764736B2 (en) 2004-07-20
TW584849B (en) 2004-04-21
US20030017367A1 (en) 2003-01-23
EP1276105B1 (de) 2005-09-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee