JP4287580B2 - 光情報媒体の再生方法 - Google Patents

光情報媒体の再生方法 Download PDF

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Publication number
JP4287580B2
JP4287580B2 JP2000251511A JP2000251511A JP4287580B2 JP 4287580 B2 JP4287580 B2 JP 4287580B2 JP 2000251511 A JP2000251511 A JP 2000251511A JP 2000251511 A JP2000251511 A JP 2000251511A JP 4287580 B2 JP4287580 B2 JP 4287580B2
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JP
Japan
Prior art keywords
reproduction
power
mark
resolution
super
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
JP2000251511A
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English (en)
Japanese (ja)
Other versions
JP2001222820A5 (enExample
JP2001222820A (ja
Inventor
達也 加藤
肇 宇都宮
隆 菊川
浩 新開
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
Priority to JP2000251511A priority Critical patent/JP4287580B2/ja
Priority to US09/714,963 priority patent/US6430128B1/en
Publication of JP2001222820A publication Critical patent/JP2001222820A/ja
Publication of JP2001222820A5 publication Critical patent/JP2001222820A5/ja
Application granted granted Critical
Publication of JP4287580B2 publication Critical patent/JP4287580B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G11B7/12—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
    • G11B7/1267—Power calibration
    • 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
    • G11B7/24065—Layers assisting in recording or reproduction below the optical diffraction limit, e.g. non-linear optical layers or structures
    • 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

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP2000251511A 1999-11-30 2000-08-22 光情報媒体の再生方法 Expired - Fee Related JP4287580B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000251511A JP4287580B2 (ja) 1999-11-30 2000-08-22 光情報媒体の再生方法
US09/714,963 US6430128B1 (en) 1999-11-30 2000-11-20 Method for reading optical information medium and optical information medium

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11-340538 1999-11-30
JP34053899 1999-11-30
JP2000251511A JP4287580B2 (ja) 1999-11-30 2000-08-22 光情報媒体の再生方法

Publications (3)

Publication Number Publication Date
JP2001222820A JP2001222820A (ja) 2001-08-17
JP2001222820A5 JP2001222820A5 (enExample) 2005-08-18
JP4287580B2 true JP4287580B2 (ja) 2009-07-01

Family

ID=26576730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000251511A Expired - Fee Related JP4287580B2 (ja) 1999-11-30 2000-08-22 光情報媒体の再生方法

Country Status (2)

Country Link
US (1) US6430128B1 (enExample)
JP (1) JP4287580B2 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002043060A1 (fr) * 2000-11-27 2002-05-30 Tdk Corporation Moyen d'enregistrement optique
AU2003260842A1 (en) * 2002-10-04 2004-04-23 Koninklijke Philips Electronics N.V. High track density super resolution mo-rom medium
JP2004327013A (ja) * 2003-04-11 2004-11-18 Nec Corp 光ディスク媒体および光ディスク装置
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
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
KR20050081260A (ko) * 2004-02-11 2005-08-19 삼성전자주식회사 초해상 정보저장매체에 기록된 정보 재생방법 및 장치
KR20050086305A (ko) * 2004-02-25 2005-08-30 삼성전자주식회사 초해상 정보 저장매체 및 재생 신호 안정화 방법
KR100611978B1 (ko) * 2004-04-28 2006-08-11 삼성전자주식회사 기록/재생 장치
CN100533558C (zh) * 2005-04-14 2009-08-26 松下电器产业株式会社 对光学信息记录介质的数据记录中的记录脉冲条件的最佳化方法
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
JP4720778B2 (ja) * 2007-04-25 2011-07-13 株式会社日立製作所 情報記録媒体の評価方法
JP4778940B2 (ja) * 2007-09-20 2011-09-21 株式会社日立製作所 光情報再生方法及び光情報再生装置
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
KR101231500B1 (ko) * 2007-11-29 2013-02-07 미쓰비시덴키 가부시키가이샤 광 헤드 장치, 광 디스크 장치 및 광 디스크
EP2136364A1 (en) 2008-06-16 2009-12-23 Deutsche Thomson OHG High data capacity storage medium with protection code, method for obtaining the protection code and respective data reading apparatus
JP2010086581A (ja) 2008-09-30 2010-04-15 Hitachi Ltd 情報記録媒体および光記録再生装置
FR2950726A1 (fr) * 2009-09-29 2011-04-01 Commissariat Energie Atomique Lecteur de disque optique en super-resolution et procede de lecture optimisee par mesure d'amplitude
FR2950727B1 (fr) * 2009-09-29 2012-02-17 Commissariat Energie Atomique Lecteur de disque optique en super-resolution et procede de lecture optimisee par mesure de reflectivite

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3158298B2 (ja) 1992-01-27 2001-04-23 ソニー株式会社 光ディスク
JPH0896412A (ja) 1994-09-21 1996-04-12 Toshiba Corp 情報記録媒体
JPH1186342A (ja) 1997-09-16 1999-03-30 Toshiba Corp 光記録媒体および超解像再生方法
JPH10302320A (ja) * 1997-04-25 1998-11-13 Sanyo Electric Co Ltd 記録媒体および光ピックアップ装置
JPH10340482A (ja) 1997-06-09 1998-12-22 Hitachi Ltd 光情報記録媒体
JPH11134732A (ja) * 1997-08-29 1999-05-21 Canon Inc 情報記録再生方法
JPH11126340A (ja) 1997-10-24 1999-05-11 Nikon Corp 再生方法、記録・再生方法、及び再生装置、記録・再生装置

Also Published As

Publication number Publication date
US6430128B1 (en) 2002-08-06
JP2001222820A (ja) 2001-08-17

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