WO2009028086A1 - 情報記録装置、情報記録方法、情報記録媒体、及びコンピュータプログラム - Google Patents

情報記録装置、情報記録方法、情報記録媒体、及びコンピュータプログラム Download PDF

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Publication number
WO2009028086A1
WO2009028086A1 PCT/JP2007/066993 JP2007066993W WO2009028086A1 WO 2009028086 A1 WO2009028086 A1 WO 2009028086A1 JP 2007066993 W JP2007066993 W JP 2007066993W WO 2009028086 A1 WO2009028086 A1 WO 2009028086A1
Authority
WO
WIPO (PCT)
Prior art keywords
information recording
recording medium
computer program
setting region
reproduction setting
Prior art date
Application number
PCT/JP2007/066993
Other languages
English (en)
French (fr)
Inventor
Akira Shirota
Original Assignee
Pioneer Corporation
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 Corporation filed Critical Pioneer Corporation
Priority to JP2009529935A priority Critical patent/JPWO2009028086A1/ja
Priority to PCT/JP2007/066993 priority patent/WO2009028086A1/ja
Publication of WO2009028086A1 publication Critical patent/WO2009028086A1/ja

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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0938—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following servo format, e.g. guide tracks, pilot signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/0042—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the copy protection scheme being related to a specific access protection standard
    • G11B20/00449—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the copy protection scheme being related to a specific access protection standard content scrambling system [CSS]
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium
    • 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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)

Abstract

情報記録装置（１）は、記録型の情報記録媒体（１００）のグルーブ部（１０６）に情報を記録する情報記録装置（１）である。上記情報記録媒体の記録面のうち少なくとも再生設定領域に含まれるランド部（１０５）には、光照射を受けて当該再生設定領域（１０１ａ）におけるプッシュプル信号の検出量を低下させるように光学的特性が変化する記録層（１１２２）が積層されている。そして、情報記録装置（１）は、少なくとも再生設定領域に含まれるランド部に対して一様に光照射を行う特性変更手段（２０２）を備える。
PCT/JP2007/066993 2007-08-31 2007-08-31 情報記録装置、情報記録方法、情報記録媒体、及びコンピュータプログラム WO2009028086A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009529935A JPWO2009028086A1 (ja) 2007-08-31 2007-08-31 情報記録装置、情報記録方法、情報記録媒体、及びコンピュータプログラム
PCT/JP2007/066993 WO2009028086A1 (ja) 2007-08-31 2007-08-31 情報記録装置、情報記録方法、情報記録媒体、及びコンピュータプログラム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/066993 WO2009028086A1 (ja) 2007-08-31 2007-08-31 情報記録装置、情報記録方法、情報記録媒体、及びコンピュータプログラム

Publications (1)

Publication Number Publication Date
WO2009028086A1 true WO2009028086A1 (ja) 2009-03-05

Family

ID=40386830

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/066993 WO2009028086A1 (ja) 2007-08-31 2007-08-31 情報記録装置、情報記録方法、情報記録媒体、及びコンピュータプログラム

Country Status (2)

Country Link
JP (1) JPWO2009028086A1 (ja)
WO (1) WO2009028086A1 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004005940A (ja) * 2002-04-12 2004-01-08 Matsushita Electric Ind Co Ltd 光ディスク再生装置及び光ディスク再生制御方法
JP2007234207A (ja) * 2006-02-02 2007-09-13 Taiyo Yuden Co Ltd 光情報記録媒体、並びにその製造方法及び記録方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1965377A1 (en) * 2007-03-02 2008-09-03 Deutsche Thomson OHG Compatible optical recording medium
JP2009070538A (ja) * 2007-03-13 2009-04-02 Ricoh Co Ltd 光記録媒体、光記録装置、コンテンツ記録済み光記録媒体の作成システム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004005940A (ja) * 2002-04-12 2004-01-08 Matsushita Electric Ind Co Ltd 光ディスク再生装置及び光ディスク再生制御方法
JP2007234207A (ja) * 2006-02-02 2007-09-13 Taiyo Yuden Co Ltd 光情報記録媒体、並びにその製造方法及び記録方法

Also Published As

Publication number Publication date
JPWO2009028086A1 (ja) 2010-11-25

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