KR100715127B1 - 광학 정보 재생 장치 및 광학 정보 재생 장치의 광량 설정 방법 - Google Patents

광학 정보 재생 장치 및 광학 정보 재생 장치의 광량 설정 방법 Download PDF

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Publication number
KR100715127B1
KR100715127B1 KR1020000037057A KR20000037057A KR100715127B1 KR 100715127 B1 KR100715127 B1 KR 100715127B1 KR 1020000037057 A KR1020000037057 A KR 1020000037057A KR 20000037057 A KR20000037057 A KR 20000037057A KR 100715127 B1 KR100715127 B1 KR 100715127B1
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South Korea
Prior art keywords
power
laser beam
signal
high frequency
vibration component
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KR1020000037057A
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English (en)
Korean (ko)
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KR20010007604A (ko
Inventor
나가라토루
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소니 가부시끼 가이샤
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Publication of KR20010007604A publication Critical patent/KR20010007604A/ko
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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
    • 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
    • G11B7/1267—Power calibration

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
KR1020000037057A 1999-06-30 2000-06-30 광학 정보 재생 장치 및 광학 정보 재생 장치의 광량 설정 방법 Expired - Fee Related KR100715127B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18454199A JP4051590B2 (ja) 1999-06-30 1999-06-30 光情報再生装置及び光情報再生装置の光量設定方法
JP99-184541 1999-06-30

Publications (2)

Publication Number Publication Date
KR20010007604A KR20010007604A (ko) 2001-01-26
KR100715127B1 true KR100715127B1 (ko) 2007-05-10

Family

ID=16155020

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020000037057A Expired - Fee Related KR100715127B1 (ko) 1999-06-30 2000-06-30 광학 정보 재생 장치 및 광학 정보 재생 장치의 광량 설정 방법

Country Status (4)

Country Link
US (1) US6731584B1 (enExample)
JP (1) JP4051590B2 (enExample)
KR (1) KR100715127B1 (enExample)
CN (1) CN1130697C (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100433524B1 (ko) * 2001-09-08 2004-05-31 삼성전자주식회사 광정보저장매체 기록/재생 시스템의 레이저 다이오드 구동제어장치 및 제어방법
JP3740413B2 (ja) * 2001-12-20 2006-02-01 株式会社日立製作所 高周波重畳方法およびこれを用いた光ディスク装置
JP4010884B2 (ja) * 2002-06-14 2007-11-21 富士通株式会社 光学的記憶装置及び発光制御方法
JP4347220B2 (ja) * 2002-10-28 2009-10-21 パナソニック株式会社 半導体レーザ駆動装置、光ヘッド装置、光情報処理装置及び光記録媒体
JP2004253032A (ja) * 2003-02-19 2004-09-09 Sony Corp レーザ駆動装置、光学式ヘッド装置及び情報処理装置
JP4101156B2 (ja) * 2003-11-05 2008-06-18 シャープ株式会社 回路基板
JP2005293689A (ja) * 2004-03-31 2005-10-20 Sony Corp 記録装置、記録方法
JP4324941B2 (ja) * 2004-06-21 2009-09-02 由起 長岡 レーザー駆動装置、光学式ヘッド、および光ディスクドライブ装置
EP1936611B1 (en) 2005-10-04 2009-09-23 Panasonic Corporation Optical disc drive device and optical disc reproduction method using same
JP4493717B2 (ja) * 2006-06-20 2010-06-30 パイオニア株式会社 光記録再生方法およびシステム、ならびにプログラム
JP2008084504A (ja) * 2006-09-29 2008-04-10 Hitachi Ltd 光ディスク装置および光ディスクの再生方法
US8159913B2 (en) * 2006-10-17 2012-04-17 Hitachi, Ltd. Optical disc recording apparatus and recording power control method
JP5239301B2 (ja) * 2007-11-09 2013-07-17 Ｔｄｋ株式会社 光再生方法、光再生システム
BRPI0909015A8 (pt) 2008-11-26 2018-02-06 Panasonic Corp Meio de gravação de informação, dispositvo de gravação, dispositivo de reprodução e método de reprodução
US20100195458A1 (en) * 2008-12-01 2010-08-05 Panasonic Corporation Information recording medium, recording apparatus, reproducing apparatus and reproducing method
US20100135141A1 (en) * 2008-12-01 2010-06-03 Panasonic Corporation Information recording medium and method for reproducing the information from the same
JP2013251022A (ja) * 2012-05-31 2013-12-12 Funai Electric Co Ltd 光ディスク装置、光ディスクの再生方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5059780A (en) * 1989-09-07 1991-10-22 Pioneer Electronic Corporation Light power control circuit for a semiconductor light-emitting element
US5365535A (en) * 1992-01-13 1994-11-15 Canon Kabushiki Kaisha Semiconductor laser and beam splitting devices, and optical information recording/reproducing, optical communication, and optomagnetic recording/reproducing apparatuses using semiconductor laser and beam splitting devices
US5386409A (en) * 1992-08-05 1995-01-31 Kabushiki Kaisha Toshiba Optical information reproducing apparatus having improved laser oscillation
US5590111A (en) * 1990-06-29 1996-12-31 Hitachi, Ltd. Method of controlling recording of optical records
US5629913A (en) * 1995-03-10 1997-05-13 Hitachi, Ltd. Optical disk recording control method and apparatus for recording user data based on test signal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0831092A (ja) * 1994-07-20 1996-02-02 Hitachi Ltd 光ディスク装置
JP3372396B2 (ja) * 1995-06-14 2003-02-04 株式会社日立製作所 光ディスク装置
US6421314B1 (en) * 1998-09-10 2002-07-16 Sony Corporation Semiconductor laser drive device, optical head, optical disk device and optical disk recording and reproducing method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5059780A (en) * 1989-09-07 1991-10-22 Pioneer Electronic Corporation Light power control circuit for a semiconductor light-emitting element
US5590111A (en) * 1990-06-29 1996-12-31 Hitachi, Ltd. Method of controlling recording of optical records
US5365535A (en) * 1992-01-13 1994-11-15 Canon Kabushiki Kaisha Semiconductor laser and beam splitting devices, and optical information recording/reproducing, optical communication, and optomagnetic recording/reproducing apparatuses using semiconductor laser and beam splitting devices
US5386409A (en) * 1992-08-05 1995-01-31 Kabushiki Kaisha Toshiba Optical information reproducing apparatus having improved laser oscillation
US5629913A (en) * 1995-03-10 1997-05-13 Hitachi, Ltd. Optical disk recording control method and apparatus for recording user data based on test signal

Also Published As

Publication number Publication date
CN1279466A (zh) 2001-01-10
JP2001014679A (ja) 2001-01-19
CN1130697C (zh) 2003-12-10
KR20010007604A (ko) 2001-01-26
US6731584B1 (en) 2004-05-04
JP4051590B2 (ja) 2008-02-27

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