WO2008090810A1 - 記録ストラテジ調整方法および光ディスク記録再生装置 - Google Patents

記録ストラテジ調整方法および光ディスク記録再生装置 Download PDF

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Publication number
WO2008090810A1
WO2008090810A1 PCT/JP2008/050580 JP2008050580W WO2008090810A1 WO 2008090810 A1 WO2008090810 A1 WO 2008090810A1 JP 2008050580 W JP2008050580 W JP 2008050580W WO 2008090810 A1 WO2008090810 A1 WO 2008090810A1
Authority
WO
WIPO (PCT)
Prior art keywords
recording
strategy
adjusting method
optical disc
reproducing device
Prior art date
Application number
PCT/JP2008/050580
Other languages
English (en)
French (fr)
Inventor
Masaki Nakano
Masatsugu Ogawa
Original Assignee
Nec 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 Nec Corporation filed Critical Nec Corporation
Priority to JP2008555031A priority Critical patent/JPWO2008090810A1/ja
Priority to US12/524,106 priority patent/US20100020664A1/en
Publication of WO2008090810A1 publication Critical patent/WO2008090810A1/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
    • G11B7/12—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
    • G11B7/1263—Power control during transducing, e.g. by monitoring
    • 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
    • G11B7/00456—Recording strategies, e.g. pulse sequences
    • 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
    • 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
    • G11B7/006—Overwriting
    • G11B7/0062—Overwriting strategies, e.g. recording pulse sequences with erasing level used for phase-change media

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

　情報記録媒体の記録層に照射するレーザ光の出力波形を特定するための記録ストラテジを、以下の記録ストラテジ調整方法で調整する。ここにおいて、その記録ストラテジ調整方法は、基本となる記録ストラテジを決定するベースストラテジ決定ステップと、ベースストラテジ決定ステップの後に、情報記録媒体の記録層に形成されるパターン列における最短マークを特定し、最短マークを記録するためのパルスであるトップパルスの幅を設定する第１のトップパルス幅設定ステップと、記録パワーとバイアスパワーを含む記録時パワーを調整する記録時パワー調整ステップとを含む。
PCT/JP2008/050580 2007-01-22 2008-01-18 記録ストラテジ調整方法および光ディスク記録再生装置 WO2008090810A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008555031A JPWO2008090810A1 (ja) 2007-01-22 2008-01-18 記録ストラテジ調整方法および光ディスク記録再生装置
US12/524,106 US20100020664A1 (en) 2007-01-22 2008-01-18 Recording strategy adjusting method and optical disc recording/reproducing device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-011318 2007-01-22
JP2007011318 2007-01-22

Publications (1)

Publication Number Publication Date
WO2008090810A1 true WO2008090810A1 (ja) 2008-07-31

Family

ID=39644386

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050580 WO2008090810A1 (ja) 2007-01-22 2008-01-18 記録ストラテジ調整方法および光ディスク記録再生装置

Country Status (5)

Country Link
US (1) US20100020664A1 (ja)
JP (1) JPWO2008090810A1 (ja)
KR (1) KR20090091827A (ja)
CN (1) CN101601090A (ja)
WO (1) WO2008090810A1 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006147018A (ja) * 2004-11-18 2006-06-08 Sanyo Electric Co Ltd 光ディスク装置及びその制御方法
JP2006221686A (ja) * 2005-02-08 2006-08-24 Taiyo Yuden Co Ltd 光情報記録装置および方法および信号処理回路
WO2006117913A1 (ja) * 2005-04-28 2006-11-09 Mitsubishi Denki Kabushiki Kaisha 光記録方法、光記録装置、及び光記録再生装置
JP2008034017A (ja) * 2006-07-28 2008-02-14 Hitachi Ltd 記録ストラテジ決定方法、光ディスク記録方法、光ディスク及び光ディスク装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006147018A (ja) * 2004-11-18 2006-06-08 Sanyo Electric Co Ltd 光ディスク装置及びその制御方法
JP2006221686A (ja) * 2005-02-08 2006-08-24 Taiyo Yuden Co Ltd 光情報記録装置および方法および信号処理回路
WO2006117913A1 (ja) * 2005-04-28 2006-11-09 Mitsubishi Denki Kabushiki Kaisha 光記録方法、光記録装置、及び光記録再生装置
JP2008034017A (ja) * 2006-07-28 2008-02-14 Hitachi Ltd 記録ストラテジ決定方法、光ディスク記録方法、光ディスク及び光ディスク装置

Also Published As

Publication number Publication date
JPWO2008090810A1 (ja) 2010-05-20
CN101601090A (zh) 2009-12-09
US20100020664A1 (en) 2010-01-28
KR20090091827A (ko) 2009-08-28

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