JP4327045B2 - 情報再生方法及び情報記録媒体 - Google Patents

情報再生方法及び情報記録媒体 Download PDF

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Publication number
JP4327045B2
JP4327045B2 JP2004242064A JP2004242064A JP4327045B2 JP 4327045 B2 JP4327045 B2 JP 4327045B2 JP 2004242064 A JP2004242064 A JP 2004242064A JP 2004242064 A JP2004242064 A JP 2004242064A JP 4327045 B2 JP4327045 B2 JP 4327045B2
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JP
Japan
Prior art keywords
reproduction
mark
recording
layer
information
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
JP2004242064A
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English (en)
Japanese (ja)
Other versions
JP2006059485A5 (enExample
JP2006059485A (ja
Inventor
朱美 廣常
浩行 峯邑
由美子 安齋
俊通 新谷
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2004242064A priority Critical patent/JP4327045B2/ja
Priority to CN200410074186.1A priority patent/CN1741159B/zh
Priority to US10/931,085 priority patent/US20060040088A1/en
Publication of JP2006059485A publication Critical patent/JP2006059485A/ja
Publication of JP2006059485A5 publication Critical patent/JP2006059485A5/ja
Application granted granted Critical
Publication of JP4327045B2 publication Critical patent/JP4327045B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00454—Recording involving phase-change effects

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
JP2004242064A 2004-08-23 2004-08-23 情報再生方法及び情報記録媒体 Expired - Fee Related JP4327045B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004242064A JP4327045B2 (ja) 2004-08-23 2004-08-23 情報再生方法及び情報記録媒体
CN200410074186.1A CN1741159B (zh) 2004-08-23 2004-09-01 信息再现方法及信息记录介质
US10/931,085 US20060040088A1 (en) 2004-08-23 2004-09-01 Information reproduction method and information recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004242064A JP4327045B2 (ja) 2004-08-23 2004-08-23 情報再生方法及び情報記録媒体

Publications (3)

Publication Number Publication Date
JP2006059485A JP2006059485A (ja) 2006-03-02
JP2006059485A5 JP2006059485A5 (enExample) 2007-05-31
JP4327045B2 true JP4327045B2 (ja) 2009-09-09

Family

ID=35909949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004242064A Expired - Fee Related JP4327045B2 (ja) 2004-08-23 2004-08-23 情報再生方法及び情報記録媒体

Country Status (3)

Country Link
US (1) US20060040088A1 (enExample)
JP (1) JP4327045B2 (enExample)
CN (1) CN1741159B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12264733B2 (en) 2020-10-21 2025-04-01 Cummins Inc. Centrifugal anti-backlash scissor gear

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008013168A1 (en) * 2006-07-27 2008-01-31 Sharp Kabushiki Kaisha Optical information recording medium, reproducing device for optical information recording medium, and reproducing method for optical information recording medium
KR20090088408A (ko) * 2006-12-14 2009-08-19 톰슨 라이센싱 상이한 폭을 가지는 트랙을 포함하는 광 저장 매체 및 각 생산 방법
US7760615B2 (en) * 2007-06-15 2010-07-20 Tdk Corporation Rewritable phase-change optical recording medium
EP2009626A1 (en) * 2007-06-29 2008-12-31 Deutsche Thomson OHG Apparatus comprising a pickup unit providing three beams for reading data from or writing data to an optical storage medium, and respective optical storage medium
WO2009109653A1 (en) * 2008-03-07 2009-09-11 Thomson Licensing Optical storage medium comprising inverted super-resolution pits and lands

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194363A (en) * 1990-04-27 1993-03-16 Matsushita Electric Industrial Co., Ltd. Optical recording medium and production process for the medium
KR0153033B1 (ko) * 1993-06-18 1998-12-15 가나이 쯔또무 정보기록용 박막 및 정보기록매체
US5949751A (en) * 1995-09-07 1999-09-07 Pioneer Electronic Corporation Optical recording medium and a method for reproducing information recorded from same
JPH0991700A (ja) * 1995-09-25 1997-04-04 Sony Corp 光学記録媒体の初期化方法とこれに用いる初期化装置
US6187406B1 (en) * 1997-03-17 2001-02-13 Kabushiki Kaisha Toshiba Optical disk and optical disk drive
JPH10269627A (ja) * 1997-03-21 1998-10-09 Toshiba Corp 光記録媒体および超解像再生方法
JP2000298875A (ja) * 1999-02-13 2000-10-24 Sony Corp 光記録媒体
TW484126B (en) * 1999-03-26 2002-04-21 Matsushita Electric Industrial Co Ltd Manufacturing and recording regeneration method for information record medium
JP3866016B2 (ja) * 1999-07-02 2007-01-10 Ｔｄｋ株式会社 光情報媒体およびその再生方法
JP2001023244A (ja) * 1999-07-09 2001-01-26 Sony Corp 光記録媒体およびその製造方法と、光記録装置
US6432502B1 (en) * 1999-11-17 2002-08-13 Matsushita Electric Industrial Co., Ltd. Optical recording medium and method of manufacturing the same
US6365256B1 (en) * 2000-02-29 2002-04-02 Eastman Kodak Company Erasable phase change optical recording elements
CA2377619A1 (en) * 2000-04-20 2001-11-01 Koninklijke Philips Electronics N.V. Optical recording medium and use of such optical recording medium
JP2004227622A (ja) * 2003-01-20 2004-08-12 Toshiba Corp 光記録媒体および光記録再生方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12264733B2 (en) 2020-10-21 2025-04-01 Cummins Inc. Centrifugal anti-backlash scissor gear

Also Published As

Publication number Publication date
US20060040088A1 (en) 2006-02-23
CN1741159B (zh) 2010-05-26
JP2006059485A (ja) 2006-03-02
CN1741159A (zh) 2006-03-01

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