WO2009008145A1 - 光ディスク用信号処理装置、光ディスク用信号処理方法、光ディスク用再生記録装置、及び光ディスク用再生記録方法 - Google Patents

光ディスク用信号処理装置、光ディスク用信号処理方法、光ディスク用再生記録装置、及び光ディスク用再生記録方法 Download PDF

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Publication number
WO2009008145A1
WO2009008145A1 PCT/JP2008/001782 JP2008001782W WO2009008145A1 WO 2009008145 A1 WO2009008145 A1 WO 2009008145A1 JP 2008001782 W JP2008001782 W JP 2008001782W WO 2009008145 A1 WO2009008145 A1 WO 2009008145A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical disc
signal processing
recording
disc reproducing
reproducing
Prior art date
Application number
PCT/JP2008/001782
Other languages
English (en)
French (fr)
Inventor
Masato Asano
Kiyoshi Masaki
Original Assignee
Panasonic 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 Panasonic Corporation filed Critical Panasonic Corporation
Priority to US12/667,771 priority Critical patent/US8009525B2/en
Priority to CN2008800194870A priority patent/CN101681639B/zh
Priority to JP2009522518A priority patent/JP4640872B2/ja
Publication of WO2009008145A1 publication Critical patent/WO2009008145A1/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
    • G11B7/094—Methods and circuits for servo offset compensation
    • 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
    • G11B7/0945—Methods for initialising servos, start-up sequences

Landscapes

  • Optical Recording Or Reproduction (AREA)

Abstract

　調整後の制御目標値が不揮発性メモリに保存されている過去のマージン測定結果に含まれるように光ディスク用信号処理装置ごとに光ピックアップ（ａ１）の物理的な位置あるいは角度の最適な調整方法を自動的に選択し、起動時間や記録開始時間を短縮することができ、ユーザの使い勝手を向上させることができる光ディスク用信号処理装置、光ディスク用信号処理方法、光ディスク用再生記録装置、及び光ディスク用再生記録方法を提供する。
PCT/JP2008/001782 2007-07-06 2008-07-04 光ディスク用信号処理装置、光ディスク用信号処理方法、光ディスク用再生記録装置、及び光ディスク用再生記録方法 WO2009008145A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/667,771 US8009525B2 (en) 2007-07-06 2008-07-04 Optical disc signal processing device, optical disc signal processing method, optical disc reproduction and recording device, and optical disc reproduction and recording method
CN2008800194870A CN101681639B (zh) 2007-07-06 2008-07-04 光盘用信号处理装置、光盘用信号处理方法、光盘用重现记录装置及光盘用重现记录方法
JP2009522518A JP4640872B2 (ja) 2007-07-06 2008-07-04 光ディスク用信号処理装置、光ディスク用信号処理方法、光ディスク用再生記録装置、及び光ディスク用再生記録方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-177878 2007-07-06
JP2007177878 2007-07-06

Publications (1)

Publication Number Publication Date
WO2009008145A1 true WO2009008145A1 (ja) 2009-01-15

Family

ID=40228339

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/001782 WO2009008145A1 (ja) 2007-07-06 2008-07-04 光ディスク用信号処理装置、光ディスク用信号処理方法、光ディスク用再生記録装置、及び光ディスク用再生記録方法

Country Status (4)

Country Link
US (1) US8009525B2 (ja)
JP (1) JP4640872B2 (ja)
CN (1) CN101681639B (ja)
WO (1) WO2009008145A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009283103A (ja) * 2008-05-26 2009-12-03 Sony Computer Entertainment Inc 光ディスク装置、その制御方法、プログラム及び情報記憶媒体

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201142838A (en) * 2010-05-25 2011-12-01 Quanta Storage Inc Method for detecting obliquity of optical disk drive
JP2013222483A (ja) * 2012-04-16 2013-10-28 Funai Electric Co Ltd 光ディスク装置および光ディスク装置の調整方法
CN103389785A (zh) * 2012-05-10 2013-11-13 飞利浦建兴数位科技股份有限公司 光驱与计算机***及其相关控制方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0246532A (ja) * 1988-08-09 1990-02-15 Matsushita Electric Ind Co Ltd 焦点制御装置
JPH06162529A (ja) * 1992-11-18 1994-06-10 Canon Inc 光学的情報記録再生装置
JP2002109822A (ja) * 2000-09-29 2002-04-12 Fujitsu Ltd 回転制御方法及び記憶装置
JP2007012127A (ja) * 2005-06-29 2007-01-18 Clarion Co Ltd 光ディスクプレーヤ及びその制御方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68913619T2 (de) 1988-08-09 1994-06-16 Matsushita Electric Ind Co Ltd Verfahren und Gerät zur Einstellung der Lage eines Zieles zwecks fokussieren eines Lichtstrahles.
JP2553656B2 (ja) 1988-08-31 1996-11-13 松下電器産業株式会社 焦点制御装置
KR100240339B1 (ko) 1997-05-29 2000-01-15 전주범 광디스크 시스템의 포커스 바이어스 조정 장치
JP3545181B2 (ja) 1997-11-27 2004-07-21 シャープ株式会社 光情報記録再生装置
US6963520B1 (en) 1999-05-18 2005-11-08 Lg Electronics Inc. Method of recording and reproducing an optical recording medium
US7054242B2 (en) 2001-01-25 2006-05-30 Dphi Acquisitions, Inc. System and method for controlling focus in an optical disc drive
US7092322B2 (en) 2001-01-25 2006-08-15 Dphi Acquisitions, Inc. Calibration of focus error signal offset in a focus servo system
US7023776B2 (en) 2001-01-25 2006-04-04 Dphi Acquisitions, Inc. Calibration initiation methods for a tracking and focus servo system
JP2003248951A (ja) 2002-02-25 2003-09-05 Funai Electric Co Ltd 光ディスクのチルト制御装置
JP4659348B2 (ja) * 2003-08-22 2011-03-30 パイオニア株式会社 光ピックアップ装置及び光記録媒体再生装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0246532A (ja) * 1988-08-09 1990-02-15 Matsushita Electric Ind Co Ltd 焦点制御装置
JPH06162529A (ja) * 1992-11-18 1994-06-10 Canon Inc 光学的情報記録再生装置
JP2002109822A (ja) * 2000-09-29 2002-04-12 Fujitsu Ltd 回転制御方法及び記憶装置
JP2007012127A (ja) * 2005-06-29 2007-01-18 Clarion Co Ltd 光ディスクプレーヤ及びその制御方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009283103A (ja) * 2008-05-26 2009-12-03 Sony Computer Entertainment Inc 光ディスク装置、その制御方法、プログラム及び情報記憶媒体

Also Published As

Publication number Publication date
JPWO2009008145A1 (ja) 2010-09-02
US20100195457A1 (en) 2010-08-05
JP4640872B2 (ja) 2011-03-02
US8009525B2 (en) 2011-08-30
CN101681639A (zh) 2010-03-24
CN101681639B (zh) 2012-07-04

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