TW200603139A - Optical disc device and recording medium - Google Patents

Optical disc device and recording medium

Info

Publication number
TW200603139A
TW200603139A TW094113056A TW94113056A TW200603139A TW 200603139 A TW200603139 A TW 200603139A TW 094113056 A TW094113056 A TW 094113056A TW 94113056 A TW94113056 A TW 94113056A TW 200603139 A TW200603139 A TW 200603139A
Authority
TW
Taiwan
Prior art keywords
wavelength
compensation
disc
optical disc
disc device
Prior art date
Application number
TW094113056A
Other languages
English (en)
Inventor
Kenji Nakao
Morio Nakatani
Original Assignee
Sanyo Electric Co
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 Sanyo Electric Co filed Critical Sanyo Electric Co
Publication of TW200603139A publication Critical patent/TW200603139A/zh

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
    • G11B7/1267—Power calibration

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
TW094113056A 2004-06-23 2005-04-25 Optical disc device and recording medium TW200603139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004185612A JP4145270B2 (ja) 2004-06-23 2004-06-23 光ディスク装置および記録媒体

Publications (1)

Publication Number Publication Date
TW200603139A true TW200603139A (en) 2006-01-16

Family

ID=35505542

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094113056A TW200603139A (en) 2004-06-23 2005-04-25 Optical disc device and recording medium

Country Status (4)

Country Link
US (1) US20050286374A1 (zh)
JP (1) JP4145270B2 (zh)
CN (1) CN1722243A (zh)
TW (1) TW200603139A (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007213674A (ja) * 2006-02-08 2007-08-23 Hitachi Ltd 光ディスク装置及び記録条件設定方法
WO2009072297A1 (ja) * 2007-12-06 2009-06-11 Panasonic Corporation 記録再生装置、記録再生方法および情報記録媒体
JP5188200B2 (ja) * 2008-02-25 2013-04-24 キヤノン株式会社 光学的記録再生装置
JP2011044209A (ja) * 2009-08-24 2011-03-03 Hitachi-Lg Data Storage Inc 光ディスク装置および光ディスク再生方法
KR102180842B1 (ko) * 2014-01-06 2020-11-19 주식회사 히타치엘지 데이터 스토리지 코리아 광 디스크 장치에서 파워 제어 방법
CN116497443B (zh) * 2023-06-29 2023-09-05 江西兆驰半导体有限公司 一种外延片波长良率的调整方法及系统、外延片

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2993248B2 (ja) * 1991-11-29 1999-12-20 新日本製鐵株式会社 光ヘッドの誤差検出装置
US6632583B2 (en) * 1999-12-07 2003-10-14 Mitsubishi Chemical Corporation Optical recording medium and production method of the same
US6958967B2 (en) * 2000-11-17 2005-10-25 Matsushita Electric Industrial Co., Ltd. Holographic optical information recording/reproducing device
JP2004086940A (ja) * 2002-08-23 2004-03-18 Ricoh Co Ltd 記録条件補正方法、プログラム及び記録媒体、並びに情報記録装置

Also Published As

Publication number Publication date
JP4145270B2 (ja) 2008-09-03
CN1722243A (zh) 2006-01-18
US20050286374A1 (en) 2005-12-29
JP2006012254A (ja) 2006-01-12

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