[go: up one dir, main page]

WO2009014064A1 - 光情報媒体 - Google Patents

光情報媒体 Download PDF

Info

Publication number
WO2009014064A1
WO2009014064A1 PCT/JP2008/062930 JP2008062930W WO2009014064A1 WO 2009014064 A1 WO2009014064 A1 WO 2009014064A1 JP 2008062930 W JP2008062930 W JP 2008062930W WO 2009014064 A1 WO2009014064 A1 WO 2009014064A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical information
recording
information medium
sub
recording layer
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.)
Ceased
Application number
PCT/JP2008/062930
Other languages
English (en)
French (fr)
Inventor
Masaki Aoshima
Hiroyasu Inoue
Syuji Tsukamoto
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.)
TDK Corp
Original Assignee
TDK Corp
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 TDK Corp filed Critical TDK Corp
Publication of WO2009014064A1 publication Critical patent/WO2009014064A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/006—Overwriting
    • 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
    • G11B7/242—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
    • G11B2007/24306—Metals or metalloids transition metal elements of groups 3-10
    • 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
    • G11B2007/24312—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
    • G11B7/252—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)

Abstract

　レーザービームの出力特性が不安定な状況下においてもデータの記録を確実に行い得る光情報媒体を提供する。 　Ｓｉを主成分とする第１の材料で形成された第１副記録膜４ａと、Ｃｕを主成分としてＮｉを添加した第２の材料で第１副記録膜４ａの近傍に形成された第２副記録膜４ｂとを有して構成された記録層４が基材２の上に形成されて、記録層４にレーザービームＬを照射することによってデータの記録（記録部Ｍの形成）および再生が可能に構成されている。
PCT/JP2008/062930 2007-07-24 2008-07-17 光情報媒体 Ceased WO2009014064A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007191580A JP2009026430A (ja) 2007-07-24 2007-07-24 光情報媒体
JP2007-191580 2007-07-24

Publications (1)

Publication Number Publication Date
WO2009014064A1 true WO2009014064A1 (ja) 2009-01-29

Family

ID=40281320

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/062930 Ceased WO2009014064A1 (ja) 2007-07-24 2008-07-17 光情報媒体

Country Status (4)

Country Link
US (1) US20090029089A1 (ja)
JP (1) JP2009026430A (ja)
TW (1) TW200919468A (ja)
WO (1) WO2009014064A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010090004A1 (ja) * 2009-02-04 2010-08-12 パナソニック株式会社 光学的情報記録媒体、記録方法、再生方法および記録再生装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6046339A (ja) * 1983-08-24 1985-03-13 Hitachi Ltd 情報記録再生装置
JPS61156546A (ja) * 1984-12-28 1986-07-16 Toshiba Corp 記憶装置
JP2005044395A (ja) * 2003-07-23 2005-02-17 Tdk Corp 光情報記録媒体
JP2005071402A (ja) * 2003-08-25 2005-03-17 Tdk Corp 光情報記録媒体

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136801B1 (en) * 1983-08-24 1990-10-24 Hitachi, Ltd. Recording material
EP0186911B1 (en) * 1984-12-28 1991-01-23 Kabushiki Kaisha Toshiba Reversible memory system
JP2003203338A (ja) * 2001-12-28 2003-07-18 Tdk Corp 光記録媒体の記録方法及び光記録媒体
JP2005044397A (ja) * 2003-07-23 2005-02-17 Tdk Corp 光情報記録媒体
JP2005071404A (ja) * 2003-08-25 2005-03-17 Tdk Corp 光情報記録媒体
JP2005071408A (ja) * 2003-08-25 2005-03-17 Tdk Corp 光情報記録媒体
JP2005071403A (ja) * 2003-08-25 2005-03-17 Tdk Corp 光情報記録媒体
KR100689980B1 (ko) * 2005-07-06 2007-03-09 엘지전자 주식회사 광기록매체
JP4466544B2 (ja) * 2005-11-28 2010-05-26 Ｔｄｋ株式会社 光情報媒体の検査方法および光情報媒体検査装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6046339A (ja) * 1983-08-24 1985-03-13 Hitachi Ltd 情報記録再生装置
JPS61156546A (ja) * 1984-12-28 1986-07-16 Toshiba Corp 記憶装置
JP2005044395A (ja) * 2003-07-23 2005-02-17 Tdk Corp 光情報記録媒体
JP2005071402A (ja) * 2003-08-25 2005-03-17 Tdk Corp 光情報記録媒体

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010090004A1 (ja) * 2009-02-04 2010-08-12 パナソニック株式会社 光学的情報記録媒体、記録方法、再生方法および記録再生装置
JP5450458B2 (ja) * 2009-02-04 2014-03-26 パナソニック株式会社 光学的情報記録媒体、記録方法、再生方法および記録再生装置

Also Published As

Publication number Publication date
US20090029089A1 (en) 2009-01-29
TW200919468A (en) 2009-05-01
JP2009026430A (ja) 2009-02-05

Similar Documents

Publication Publication Date Title
TW200703309A (en) Storage medium, reproducing method, and recording method
WO2009050994A1 (ja) 光情報記録媒体再生装置およびその制御方法
EP1863026A3 (en) Optical disc, information recording method, and information reproducing method
WO2008078408A1 (ja) 光記録再生方法、光記録再生装置、光記録媒体
WO2008078407A1 (ja) 光記録媒体、光記録媒体の記録再生方法
EP1724762A3 (en) Optical information recording media, method for manufacturing the same and method for recording/reproducing optical information
TWI256629B (en) Optical recording/reproduction method and optical recording medium
WO2009014064A1 (ja) 光情報媒体
WO2009011391A1 (ja) 光情報媒体
TW200741692A (en) Optical information recording media and method for manufacturing them
TW200518066A (en) Method of recording information, equipment thereof and information recording medium
EP1768120A3 (en) Optical recording medium and production method thereof, and optical recording apparatus and optical reproducing apparatus
WO2008129772A1 (ja) 情報記録方法、情報記録装置
TWI350539B (en) Optical information recording medium and method for manufacturing the same
TW200703320A (en) Storage medium, reproducing method, and recording method
WO2009014065A1 (ja) 光情報媒体
EP1302934A3 (en) Optical information recording medium, its measuring method and optical information recording/reproducing method
TW200710842A (en) Optical recording medium, azo-type iron chelate coloring matter, and azo-type metal chelate coloring matter additive
EP1477978A3 (en) Optical information recording medium and method for producing the same
MX2010008507A (es) Medio de grabacion de infromacion, dispositivo de grabacion, dispositivo de reproduccion y metodo de reproduccion.
EP1764784A3 (en) Two-layer optical disk and recording/reproducing optical disk apparatus of the two-layer optical disk
EP1400960A3 (en) Optical recording/reproducing method and optical recording medium
WO2007067800A3 (en) Storage media and associated method
EP1978515A4 (en) OPTICAL RECORDING MEDIUM
EP1868188A3 (en) Optical information recording medium and object drawing method for optical information recording medium

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08791284

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08791284

Country of ref document: EP

Kind code of ref document: A1