WO2008117374A1 - 情報記録媒体、及び再生装置 - Google Patents

情報記録媒体、及び再生装置 Download PDF

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Publication number
WO2008117374A1
WO2008117374A1 PCT/JP2007/056028 JP2007056028W WO2008117374A1 WO 2008117374 A1 WO2008117374 A1 WO 2008117374A1 JP 2007056028 W JP2007056028 W JP 2007056028W WO 2008117374 A1 WO2008117374 A1 WO 2008117374A1
Authority
WO
WIPO (PCT)
Prior art keywords
recording medium
region
information recording
concavo
convex shapes
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/JP2007/056028
Other languages
English (en)
French (fr)
Inventor
Eiji Muramatsu
Kazuo Kuroda
Kunihiko Horikawa
Atsushi Yamaguchi
Kazutoshi Kitano
Masahiro Miura
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.)
Pioneer Corp
Original Assignee
Pioneer 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 Pioneer Corp filed Critical Pioneer Corp
Priority to PCT/JP2007/056028 priority Critical patent/WO2008117374A1/ja
Priority to JP2009506092A priority patent/JP4531851B2/ja
Publication of WO2008117374A1 publication Critical patent/WO2008117374A1/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
    • G11B7/005—Reproducing
    • 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
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • 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
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Head (AREA)

Abstract

情報記録媒体（１００）は、データ情報を担持する凹凸形状のピット（１０２ａ）が形成されている第１領域（１０２）と、ピットに対するギャップ制御を行うための凹凸形状に関する特性情報（１０１ｂ）が、凹凸形状よりも平坦な形状を有するパターン（１０１ａ）によって記録されている第２領域（１０１）とを備える。その再生時に、先ず第２領域から特性情報を読み取れば、第１領域でデータ情報を読み取る際に、固体浸レンズを利用する光ピックアップであっても、情報記録媒体に衝突することを確実に回避できる。
PCT/JP2007/056028 2007-03-23 2007-03-23 情報記録媒体、及び再生装置 Ceased WO2008117374A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2007/056028 WO2008117374A1 (ja) 2007-03-23 2007-03-23 情報記録媒体、及び再生装置
JP2009506092A JP4531851B2 (ja) 2007-03-23 2007-03-23 情報記録媒体、及び再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/056028 WO2008117374A1 (ja) 2007-03-23 2007-03-23 情報記録媒体、及び再生装置

Publications (1)

Publication Number Publication Date
WO2008117374A1 true WO2008117374A1 (ja) 2008-10-02

Family

ID=39788119

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/056028 Ceased WO2008117374A1 (ja) 2007-03-23 2007-03-23 情報記録媒体、及び再生装置

Country Status (2)

Country Link
JP (1) JP4531851B2 (ja)
WO (1) WO2008117374A1 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11312363A (ja) * 1998-04-28 1999-11-09 Sony Corp 光記録媒体および光記録装置
JP2001143260A (ja) * 1999-11-10 2001-05-25 Hitachi Ltd 情報の記録再生方法およびそれに用いるディスク

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002319153A (ja) * 2001-04-19 2002-10-31 Sony Corp 信号再生装置及びその信号検出方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11312363A (ja) * 1998-04-28 1999-11-09 Sony Corp 光記録媒体および光記録装置
JP2001143260A (ja) * 1999-11-10 2001-05-25 Hitachi Ltd 情報の記録再生方法およびそれに用いるディスク

Also Published As

Publication number Publication date
JPWO2008117374A1 (ja) 2010-07-08
JP4531851B2 (ja) 2010-08-25

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