JP4351813B2 - 光ディスク装置 - Google Patents

光ディスク装置 Download PDF

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Publication number
JP4351813B2
JP4351813B2 JP2001122885A JP2001122885A JP4351813B2 JP 4351813 B2 JP4351813 B2 JP 4351813B2 JP 2001122885 A JP2001122885 A JP 2001122885A JP 2001122885 A JP2001122885 A JP 2001122885A JP 4351813 B2 JP4351813 B2 JP 4351813B2
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JP
Japan
Prior art keywords
waveform
recording
signal
data
predetermined time
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
JP2001122885A
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English (en)
Japanese (ja)
Other versions
JP2002319133A (ja
JP2002319133A5 (https=
Inventor
裕 柏原
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP2001122885A priority Critical patent/JP4351813B2/ja
Priority to DE60229080T priority patent/DE60229080D1/de
Priority to EP02008573A priority patent/EP1251498B1/en
Priority to CNB021161186A priority patent/CN1207707C/zh
Priority to US10/125,382 priority patent/US7215624B2/en
Publication of JP2002319133A publication Critical patent/JP2002319133A/ja
Publication of JP2002319133A5 publication Critical patent/JP2002319133A5/ja
Application granted granted Critical
Publication of JP4351813B2 publication Critical patent/JP4351813B2/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
    • G11B7/004—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
    • 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
    • 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
    • G11B7/0901—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 for track following only
    • G11B7/0903—Multi-beam tracking systems
    • 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
    • G11B7/0901—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 for track following only
    • G11B7/0906—Differential phase difference systems

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Head (AREA)
JP2001122885A 2001-04-20 2001-04-20 光ディスク装置 Expired - Fee Related JP4351813B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2001122885A JP4351813B2 (ja) 2001-04-20 2001-04-20 光ディスク装置
DE60229080T DE60229080D1 (de) 2001-04-20 2002-04-16 Optisches Plattengerät und optisches Plattenaufzeichnungsverfahren
EP02008573A EP1251498B1 (en) 2001-04-20 2002-04-16 Optical disk apparatus and optical disk recording method
CNB021161186A CN1207707C (zh) 2001-04-20 2002-04-19 光盘装置和光盘记录方法
US10/125,382 US7215624B2 (en) 2001-04-20 2002-04-19 Optical disk apparatus and optical disk recording method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001122885A JP4351813B2 (ja) 2001-04-20 2001-04-20 光ディスク装置

Publications (3)

Publication Number Publication Date
JP2002319133A JP2002319133A (ja) 2002-10-31
JP2002319133A5 JP2002319133A5 (https=) 2005-09-15
JP4351813B2 true JP4351813B2 (ja) 2009-10-28

Family

ID=18972528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001122885A Expired - Fee Related JP4351813B2 (ja) 2001-04-20 2001-04-20 光ディスク装置

Country Status (5)

Country Link
US (1) US7215624B2 (https=)
EP (1) EP1251498B1 (https=)
JP (1) JP4351813B2 (https=)
CN (1) CN1207707C (https=)
DE (1) DE60229080D1 (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1306516C (zh) 2001-11-09 2007-03-21 株式会社东芝 信息记录/还原系统和记录校正方法
JP4191446B2 (ja) * 2002-08-29 2008-12-03 パイオニア株式会社 情報記録装置および情報記録方法
US7038869B2 (en) 2003-04-14 2006-05-02 Matsushita Electric Industrial Co., Ltd. Recording control apparatus, recording and reproduction apparatus, and recording control method
JP2005092942A (ja) 2003-09-16 2005-04-07 Hitachi Ltd 光ディスク記録方法、光ディスク装置、及び光ディスク
JP4142537B2 (ja) 2003-09-19 2008-09-03 松下電器産業株式会社 光ディスク装置
US7646686B2 (en) 2003-11-06 2010-01-12 Panasonic Corporation Recording/reproduction apparatus which adjusts recording power based on a partial response maximum likelihood (PRML) technique
KR101179824B1 (ko) * 2004-01-09 2012-09-04 파나소닉 주식회사 광 디스크 매체에의 광 기록 방법 및 광 기록 장치
JP4160533B2 (ja) * 2004-06-03 2008-10-01 株式会社東芝 光ディスク記録再生方法及び光ディスク記録再生装置
JP4604924B2 (ja) * 2005-09-09 2011-01-05 株式会社日立製作所 光ディスク記録方法、光ディスク装置、及び光ディスク
TWI346329B (en) 2006-03-14 2011-08-01 Ricoh Co Ltd Data reproduction method, data reproduction apparatus, optical disk, and data recording/reproduction apparatus
JP4597911B2 (ja) * 2006-06-02 2010-12-15 太陽誘電株式会社 光記録再生方法および装置および信号処理回路および光記録再生プログラムおよび情報記録媒体
JP2008010124A (ja) * 2006-06-30 2008-01-17 Toshiba Corp 情報記録再生装置および情報記録再生方法
US7920453B2 (en) 2006-07-03 2011-04-05 Nec Corporation Optical information recording/reproduction apparatus and recording condition adjusting method
JP4691539B2 (ja) * 2006-11-16 2011-06-01 太陽誘電株式会社 記録パワー補正方法及び光ディスク記録再生装置
KR100921224B1 (ko) * 2007-02-05 2009-10-12 다이요 유덴 가부시키가이샤 광디스크 기록 재생 시스템의 기록 조건 조정방법,광디스크 기록 재생장치 및 광디스크
JP4609578B2 (ja) * 2008-12-19 2011-01-12 株式会社日立製作所 光ディスク記録方法、光ディスク装置、及び光ディスク
KR20110124692A (ko) * 2009-03-09 2011-11-17 파나소닉 주식회사 정보 기록 매체, 정보 기록 매체로의 정보의 기록 방법, 정보 기록 매체로부터의 정보의 재생 방법 및 정보 기록 매체의 제조 방법
JP4883200B2 (ja) * 2010-04-05 2012-02-22 株式会社日立製作所 光ディスク記録方法、光ディスク装置、及び光ディスク
JP5325960B2 (ja) * 2011-09-30 2013-10-23 日立コンシューマエレクトロニクス株式会社 光ディスク記録方法、光ディスク装置、及び光ディスク
JP5577429B2 (ja) * 2013-06-10 2014-08-20 日立コンシューマエレクトロニクス株式会社 光ディスク記録方法、光ディスク装置、及び光ディスク

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4516235A (en) * 1982-10-28 1985-05-07 Rca Corporation Dynamic record level control for optical disc recorder
US5642343A (en) * 1990-06-29 1997-06-24 Hitachi, Ltd. Magnetooptic disc apparatus and recording medium
EP0527017B1 (en) * 1991-08-03 1997-03-26 Sony Corporation Magnetic reproducing apparatus
JP3039099B2 (ja) * 1992-02-14 2000-05-08 ソニー株式会社 光ディスク記録装置およびその方法
JP3351163B2 (ja) * 1994-07-27 2002-11-25 株式会社日立製作所 情報記録再生装置及び信号処理回路
JP3648308B2 (ja) * 1995-11-30 2005-05-18 株式会社日立グローバルストレージテクノロジーズ 等化器および磁気記録信号再生装置
JP3123591B2 (ja) * 1995-12-20 2001-01-15 富士通株式会社 光ディスク装置
JPH10150370A (ja) 1996-11-19 1998-06-02 Sony Corp ビタビ復号器およびビタビ復号方法
JP3608926B2 (ja) * 1996-12-26 2005-01-12 株式会社日立製作所 情報記録装置
JP2000090436A (ja) 1998-09-14 2000-03-31 Toshiba Corp 情報記録システム
JP3076033B1 (ja) * 1998-09-14 2000-08-14 松下電器産業株式会社 光学情報の記録再生装置および情報記録媒体
JP4272279B2 (ja) * 1998-09-28 2009-06-03 パナソニック株式会社 光学的情報記録装置、光学的情報記録媒体および光学的情報記録方法
WO2000028535A1 (en) * 1998-11-06 2000-05-18 Matsushita Electric Industrial Co., Ltd. Method and device for finding conditions on recording pulse of optical disk
JP3930202B2 (ja) 1999-06-29 2007-06-13 株式会社東芝 適応等化器及びこれを用いた光ディスク装置
JP4026989B2 (ja) * 1999-07-08 2007-12-26 富士通株式会社 磁気ディスク装置および最適オフセット測定方法
JP2001351329A (ja) * 2000-06-08 2001-12-21 Sony Corp 非線型補償回路および非線型補償方法、非線型補償回路の制御回路およびその制御方法、ならびにこれらを用いた記録再生装置
JP2002237036A (ja) * 2001-02-08 2002-08-23 Hitachi Ltd 情報記録方法、再生方法及び情報記録装置

Also Published As

Publication number Publication date
EP1251498B1 (en) 2008-10-01
EP1251498A3 (en) 2007-09-05
CN1207707C (zh) 2005-06-22
JP2002319133A (ja) 2002-10-31
DE60229080D1 (de) 2008-11-13
US7215624B2 (en) 2007-05-08
EP1251498A2 (en) 2002-10-23
CN1383133A (zh) 2002-12-04
US20030021204A1 (en) 2003-01-30

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