JP2000090491A - 相変化光記録媒体 - Google Patents

相変化光記録媒体

Info

Publication number
JP2000090491A
JP2000090491A JP10260575A JP26057598A JP2000090491A JP 2000090491 A JP2000090491 A JP 2000090491A JP 10260575 A JP10260575 A JP 10260575A JP 26057598 A JP26057598 A JP 26057598A JP 2000090491 A JP2000090491 A JP 2000090491A
Authority
JP
Japan
Prior art keywords
layer
recording
phase change
amorphous
optical recording
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.)
Pending
Application number
JP10260575A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000090491A5 (enExample
Inventor
Satoru Kikitsu
哲 喜々津
Sumio Ashida
田 純 生 芦
Keiichiro Yuzusu
須 圭一郎 柚
Katsutaro Ichihara
原 勝太郎 市
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP10260575A priority Critical patent/JP2000090491A/ja
Priority to US09/395,573 priority patent/US6240060B1/en
Publication of JP2000090491A publication Critical patent/JP2000090491A/ja
Publication of JP2000090491A5 publication Critical patent/JP2000090491A5/ja
Pending 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
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • 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
    • 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
    • G11B7/242—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
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00745—Sectoring or header formats within a track
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP10260575A 1998-09-14 1998-09-14 相変化光記録媒体 Pending JP2000090491A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10260575A JP2000090491A (ja) 1998-09-14 1998-09-14 相変化光記録媒体
US09/395,573 US6240060B1 (en) 1998-09-14 1999-09-14 Phase change optical recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10260575A JP2000090491A (ja) 1998-09-14 1998-09-14 相変化光記録媒体

Publications (2)

Publication Number Publication Date
JP2000090491A true JP2000090491A (ja) 2000-03-31
JP2000090491A5 JP2000090491A5 (enExample) 2005-08-25

Family

ID=17349864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10260575A Pending JP2000090491A (ja) 1998-09-14 1998-09-14 相変化光記録媒体

Country Status (2)

Country Link
US (1) US6240060B1 (enExample)
JP (1) JP2000090491A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1154419A3 (en) * 2000-05-11 2004-07-21 Nec Corporation Phase change optical disk
EP1154413A3 (en) * 2000-05-12 2006-03-22 TDK Corporation Optical recording method and medium
US7132147B2 (en) 2003-07-01 2006-11-07 Kabushiki Kaisha Toshiba Phase-change optical recording medium
CN100365720C (zh) * 2003-06-13 2008-01-30 日本电气株式会社 光学信息记录介质及其制造方法
JP2008234831A (ja) * 2008-05-26 2008-10-02 Toshiba Corp 書き替え型記録媒体
US7494700B2 (en) 2004-03-03 2009-02-24 Nec Corporation Optical information recording medium and method of manufacturing the same

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001110059A (ja) * 1999-10-05 2001-04-20 Yamaha Corp 光ディスク再生方法および光ディスク再生装置
US7065035B1 (en) * 1999-10-25 2006-06-20 Matsushita Electric Industrial Co., Ltd. Optical multilayer disk, multiwavelength light source, and optical system using them
KR100788646B1 (ko) * 2001-08-09 2007-12-26 삼성전자주식회사 광디스크의 ｂｃａ 코드 기록방법
JP3681059B2 (ja) * 2001-08-31 2005-08-10 富士写真フイルム株式会社 光記録媒体を用いた光記録方法
JP2003173573A (ja) 2001-12-07 2003-06-20 Toshiba Corp 光学情報記録媒体及び光ディスクドライブ
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
US20030161257A1 (en) * 2002-02-27 2003-08-28 Kabushiki Kaisha Toshiba Optical disk and method of producing the same
US20050207322A1 (en) * 2004-03-18 2005-09-22 Hon-Lun Chen Phase change optical disk
ATE397777T1 (de) * 2004-12-13 2008-06-15 Koninkl Philips Electronics Nv Optisches speichermedium mit einer separaten referenzstrahlschicht
JP4193147B2 (ja) * 2005-09-29 2008-12-10 日本電気株式会社 光学的情報記録媒体及びその製造方法
BRPI0909015A8 (pt) * 2008-11-26 2018-02-06 Panasonic Corp Meio de gravação de informação, dispositvo de gravação, dispositivo de reprodução e método de reprodução
CN102497436B (zh) * 2011-12-16 2015-03-18 方正国际软件有限公司 一种基于http协议的网络文件存储方法及系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5270149A (en) * 1990-06-16 1993-12-14 Basf Aktiengesellschaft Reversible optical recording medium of the phase charge type
JP2778237B2 (ja) * 1990-09-25 1998-07-23 松下電器産業株式会社 光学的情報記録媒体及び光学的記録・消去方法
JP3076412B2 (ja) * 1991-07-24 2000-08-14 松下電器産業株式会社 光学的情報記録媒体および光学的情報記録再生方法
JPH07210897A (ja) 1994-01-12 1995-08-11 Fuji Xerox Co Ltd 相変化型光記録媒体
JP2806274B2 (ja) * 1994-10-19 1998-09-30 日本電気株式会社 光学情報記録媒体
US5812182A (en) * 1995-06-07 1998-09-22 Nippondenso Co., Ltd. Optical information recording medium for recording erasing and play back of compact disc signals
JP2785763B2 (ja) * 1995-09-27 1998-08-13 日本電気株式会社 相変化光ディスク
US5889756A (en) * 1996-07-25 1999-03-30 Kabushiki Kaisha Toshiba Phase change optical recording medium
JPH11110822A (ja) * 1997-08-08 1999-04-23 Tdk Corp 光記録媒体およびその記録再生方法
JPH1166611A (ja) * 1997-08-21 1999-03-09 Tdk Corp 光記録媒体
JPH11167746A (ja) * 1997-10-01 1999-06-22 Tdk Corp 光記録媒体およびその記録方法

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1154419A3 (en) * 2000-05-11 2004-07-21 Nec Corporation Phase change optical disk
EP1154413A3 (en) * 2000-05-12 2006-03-22 TDK Corporation Optical recording method and medium
CN100365720C (zh) * 2003-06-13 2008-01-30 日本电气株式会社 光学信息记录介质及其制造方法
US7132147B2 (en) 2003-07-01 2006-11-07 Kabushiki Kaisha Toshiba Phase-change optical recording medium
US7291375B2 (en) 2003-07-01 2007-11-06 Kabushiki Kaisha Toshiba Phase-change optical recording medium
US7294382B2 (en) 2003-07-01 2007-11-13 Kabushiki Kaisha Toshiba Phase-change optical recording medium
US7494700B2 (en) 2004-03-03 2009-02-24 Nec Corporation Optical information recording medium and method of manufacturing the same
JP2008234831A (ja) * 2008-05-26 2008-10-02 Toshiba Corp 書き替え型記録媒体

Also Published As

Publication number Publication date
US6240060B1 (en) 2001-05-29

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