DE60021968D1 - Optischer Informationsträger und Leseverfahren - Google Patents

Optischer Informationsträger und Leseverfahren

Info

Publication number
DE60021968D1
DE60021968D1 DE60021968T DE60021968T DE60021968D1 DE 60021968 D1 DE60021968 D1 DE 60021968D1 DE 60021968 T DE60021968 T DE 60021968T DE 60021968 T DE60021968 T DE 60021968T DE 60021968 D1 DE60021968 D1 DE 60021968D1
Authority
DE
Germany
Prior art keywords
optical information
information carrier
reading method
reading
carrier
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
Application number
DE60021968T
Other languages
English (en)
Other versions
DE60021968T2 (de
Inventor
Takashi Kikukawa
Hajime Utsunomiya
Hiroshi Shingai
Tatsuya Kato
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
Application granted granted Critical
Publication of DE60021968D1 publication Critical patent/DE60021968D1/de
Publication of DE60021968T2 publication Critical patent/DE60021968T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • 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
    • G11B7/005—Reproducing
    • G11B7/0052—Reproducing involving reflectivity, absorption or colour changes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
DE60021968T 1999-07-02 2000-06-30 Optischer Informationsträger und Leseverfahren Expired - Lifetime DE60021968T2 (de)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP18980099 1999-07-02
JP18980099 1999-07-02
JP24229399 1999-08-27
JP24229399 1999-08-27
JP26782399 1999-09-21
JP26782399 1999-09-21
JP30255899 1999-10-25
JP30255899 1999-10-25
JP37506799 1999-12-28
JP37506799 1999-12-28
JP2000182125 2000-06-16
JP2000182125A JP3866016B2 (ja) 1999-07-02 2000-06-16 光情報媒体およびその再生方法

Publications (2)

Publication Number Publication Date
DE60021968D1 true DE60021968D1 (de) 2005-09-22
DE60021968T2 DE60021968T2 (de) 2006-07-06

Family

ID=27553623

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60021968T Expired - Lifetime DE60021968T2 (de) 1999-07-02 2000-06-30 Optischer Informationsträger und Leseverfahren

Country Status (5)

Country Link
US (2) US6965556B1 (de)
EP (1) EP1074984B1 (de)
JP (1) JP3866016B2 (de)
CN (2) CN1156824C (de)
DE (1) DE60021968T2 (de)

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US6953781B2 (en) * 2000-05-12 2005-10-11 Rodaris Pharmaceuticals Limited Compounds and their uses
EP1251499A3 (de) * 2001-03-28 2006-10-25 TDK Corporation Verfahren und Vorrichtung zur Wiedergabe für optisches Informationsmedium
JP4814476B2 (ja) 2001-04-20 2011-11-16 Ｔｄｋ株式会社 光情報媒体の再生方法
JP4251527B2 (ja) 2001-10-15 2009-04-08 独立行政法人産業技術総合研究所 光情報媒体の再生方法および再生装置
JP3836722B2 (ja) * 2001-12-28 2006-10-25 株式会社日立製作所 非線形光学薄膜とそれを用いた光情報記録媒体及び光スイッチ
JP4106417B2 (ja) * 2002-05-16 2008-06-25 三星電子株式会社 高融点の記録層を有する記録媒体及びその記録媒体の情報記録方法、及びその記録媒体から情報を再生する情報再生装置及び情報再生方法
KR100470274B1 (ko) * 2002-11-08 2005-02-05 진 장 덮개층을 이용한 비정질 물질의 상 변화 방법
JP2004281027A (ja) * 2003-02-24 2004-10-07 Ricoh Co Ltd 光記録媒体及び光情報処理装置
WO2004102552A2 (en) * 2003-05-16 2004-11-25 Koninklijke Philips Electronics N.V. Optical data storage medium for write once recording
JP2004355783A (ja) * 2003-05-30 2004-12-16 Sharp Corp 光情報記録媒体とその再生方法
KR20050029765A (ko) * 2003-09-22 2005-03-28 삼성전자주식회사 고밀도 재생전용 광디스크 및 그 제조방법
JP4253725B2 (ja) * 2003-10-31 2009-04-15 独立行政法人産業技術総合研究所 データ再生方法およびデータ記録再生装置
JP4253724B2 (ja) * 2003-10-31 2009-04-15 独立行政法人産業技術総合研究所 レーザビームの再生パワーの決定方法およびデータ記録再生装置
KR20050052606A (ko) * 2003-11-28 2005-06-03 삼성전자주식회사 정보저장매체, 이에 기록된 정보재생방법 및 장치
KR20050054658A (ko) * 2003-12-05 2005-06-10 삼성전자주식회사 초해상 정보 저장 매체 및 정보저장매체의 열화 방지 방법
US20050157631A1 (en) * 2003-12-30 2005-07-21 Samsung Electronics Co., Ltd Information storage medium and method and apparatus for reproducing information recorded on the same
JP2005302275A (ja) * 2004-03-18 2005-10-27 Sharp Corp 光情報記録媒体、記録再生方法、ならびに記録再生装置
KR100597992B1 (ko) * 2004-03-22 2006-07-10 한국과학기술연구원 초해상층을 갖는 광 정보저장 매체
JP4298667B2 (ja) * 2004-08-04 2009-07-22 シャープ株式会社 光情報記録媒体、並びにそれを用いた再生方法および光情報処理装置
JP4327045B2 (ja) * 2004-08-23 2009-09-09 株式会社日立製作所 情報再生方法及び情報記録媒体
JP2006196087A (ja) * 2005-01-13 2006-07-27 Tdk Corp 光記録再生方法及び光記録再生システム
TW200703325A (en) 2005-03-29 2007-01-16 Hitachi Maxell Method for evaluating optical recording medium, optical recording medium, and information-recording/reproducing apparatus
WO2007100139A1 (ja) * 2006-03-03 2007-09-07 Sharp Kabushiki Kaisha 光情報記録媒体、該光情報記録媒体の再生装置、該再生装置の制御方法及び制御プログラム、並びに該制御プログラムを記録した記録媒体
CN101079273B (zh) * 2006-03-14 2010-09-08 株式会社理光 数据再现方法、数据再现装置、光盘和数据记录/再现装置
JP2007299472A (ja) * 2006-04-28 2007-11-15 Fujitsu Ltd 光再生媒体および光再生媒体の製造方法
JP2007317313A (ja) * 2006-05-26 2007-12-06 Tdk Corp 光ディスク、光ディスクの再生方法及びシステム
JP4618730B2 (ja) * 2006-07-26 2011-01-26 株式会社リコー 情報再生方法及び情報再生装置
JP4685166B2 (ja) 2006-07-27 2011-05-18 シャープ株式会社 光情報記録媒体再生装置、および光情報記録媒体再生方法
JP2008097799A (ja) * 2006-09-14 2008-04-24 Ricoh Co Ltd 情報記録方法、情報記録媒体、及び情報記録装置
KR100928197B1 (ko) * 2006-12-04 2009-11-25 한국과학기술연구원 초해상 재료 및 이를 이용한 고밀도 광 정보저장매체
EP2249338A3 (de) 2007-06-01 2010-12-22 Sharp Kabushiki Kaisha Optisches Informationsaufzeichnungsmedium und optisches Informationsverarbeitungsverfahren
CN101785055B (zh) 2007-08-30 2012-05-30 夏普株式会社 超分辨光学记录介质、光学记录介质再生装置及其控制方法
JP5068824B2 (ja) 2007-10-19 2012-11-07 シャープ株式会社 光情報記録媒体再生装置および光情報記録媒体
CN102779534A (zh) * 2007-10-19 2012-11-14 夏普株式会社 光信息记录介质重放装置及其控制方法
EP2260490B1 (de) * 2008-03-07 2011-11-02 Thomson Licensing Optisches speichermedium mit umgekehrten hochauflösenden höhen und tiefen
WO2009109614A1 (en) * 2008-03-07 2009-09-11 Thomson Licensing Optical storage medium comprising a multilevel data layer
KR100930079B1 (ko) * 2008-03-26 2009-12-08 한국과학기술연구원 재생 안정성 및 저역 노이즈 특성이 개선된 초해상 구조의광기록매체
US8018815B2 (en) * 2008-08-15 2011-09-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Micro-Fresnel zone plate optical devices using densely accumulated ray points
JP4621800B2 (ja) * 2008-12-25 2011-01-26 シャープ株式会社 光情報記録媒体の検査方法、光情報記録媒体の製造方法、光情報記録媒体の検査装置及び光情報記録媒体の記録装置
EP2569768B1 (de) * 2010-05-10 2015-04-15 Thomson Licensing Optisches speichermedium mit phasenumtastung
WO2012014429A1 (ja) * 2010-07-30 2012-02-02 三菱電機株式会社 光情報記録媒体及び駆動装置
JP6063624B2 (ja) 2011-12-12 2017-01-18 シャープ株式会社 光情報記録媒体、再生装置および再生方法
JP5968472B2 (ja) * 2013-02-04 2016-08-10 三菱電機株式会社 光情報記録媒体及び記録再生装置

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JPH02147287A (ja) * 1988-11-29 1990-06-06 Ricoh Co Ltd 光記録媒体
JP2844824B2 (ja) 1990-04-10 1999-01-13 ソニー株式会社 光ディスクの信号再生方法
JPH0528498A (ja) * 1991-07-19 1993-02-05 Ricoh Co Ltd 光照射方法並びに光学的情報記録媒体及びそれを用いた記録方法と再生方法
JP3158298B2 (ja) 1992-01-27 2001-04-23 ソニー株式会社 光ディスク
JP3155636B2 (ja) 1992-04-15 2001-04-16 日立マクセル株式会社 光記録媒体及び光記録再生システム
JP3151058B2 (ja) 1992-08-05 2001-04-03 パイオニア株式会社 光ディスク
JPH06111334A (ja) * 1992-09-24 1994-04-22 Sony Corp 円盤状記録媒体用の記録及び／又は再生装置、光検出器及び光ヘッド
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JPH07302445A (ja) * 1994-05-09 1995-11-14 Canon Inc 光磁気記録媒体および該媒体を用いた情報記録および信号再生方法
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Also Published As

Publication number Publication date
DE60021968T2 (de) 2006-07-06
CN1551163A (zh) 2004-12-01
EP1074984B1 (de) 2005-08-17
US7701838B2 (en) 2010-04-20
JP2001250274A (ja) 2001-09-14
CN1156824C (zh) 2004-07-07
US6965556B1 (en) 2005-11-15
EP1074984A3 (de) 2003-03-19
US20050237912A1 (en) 2005-10-27
EP1074984A2 (de) 2001-02-07
JP3866016B2 (ja) 2007-01-10
CN1281214A (zh) 2001-01-24
CN1551163B (zh) 2011-09-07

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