CN1127724C - 扫描光可读记录载体的装置和检测单元 - Google Patents

扫描光可读记录载体的装置和检测单元 Download PDF

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Publication number
CN1127724C
CN1127724C CN98800802A CN98800802A CN1127724C CN 1127724 C CN1127724 C CN 1127724C CN 98800802 A CN98800802 A CN 98800802A CN 98800802 A CN98800802 A CN 98800802A CN 1127724 C CN1127724 C CN 1127724C
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CN
China
Prior art keywords
signal
track
digitized
record carrier
producing
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
CN98800802A
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English (en)
Chinese (zh)
Other versions
CN1229504A (zh
Inventor
J·L·巴克斯
A·L·J·德克尔
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1229504A publication Critical patent/CN1229504A/zh
Application granted granted Critical
Publication of CN1127724C publication Critical patent/CN1127724C/zh
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
    • G11B7/08—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

Landscapes

  • Optical Recording Or Reproduction (AREA)
CN98800802A 1997-04-25 1998-04-02 扫描光可读记录载体的装置和检测单元 Expired - Fee Related CN1127724C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97201244 1997-04-25
EP97201244.7 1997-04-25

Publications (2)

Publication Number Publication Date
CN1229504A CN1229504A (zh) 1999-09-22
CN1127724C true CN1127724C (zh) 2003-11-12

Family

ID=8228260

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98800802A Expired - Fee Related CN1127724C (zh) 1997-04-25 1998-04-02 扫描光可读记录载体的装置和检测单元

Country Status (8)

Country Link
US (1) US6137755A (enExample)
EP (1) EP0914652B1 (enExample)
JP (1) JP2000512791A (enExample)
CN (1) CN1127724C (enExample)
DE (1) DE69830774T2 (enExample)
MY (1) MY120534A (enExample)
TW (1) TW399202B (enExample)
WO (1) WO1998049679A2 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2792103B1 (fr) * 1999-03-16 2001-11-09 St Microelectronics Sa Procede et dispositif d'asservissement d'un faisceau optique incident sur une piste d'un support mobile d'informations, en particulier un disque numerique
JP2002298350A (ja) * 2001-03-28 2002-10-11 Tdk Corp 光記録方法、光記録装置及び光記録媒体
JP3897671B2 (ja) * 2002-09-30 2007-03-28 三菱電機株式会社 ステータス方式信号処理回路
JP2006501592A (ja) * 2002-10-04 2006-01-12 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 高トラック密度超解像度ｍｏ−ｒｏｍ媒体
TWI271726B (en) * 2003-02-14 2007-01-21 Ind Tech Res Inst Circuit for tracking error signal detection on an optical storage medium
TWI248610B (en) * 2003-04-07 2006-02-01 Mediatek Inc Method and related apparatus for deriving a tracking error signal
CN100382165C (zh) * 2003-05-21 2008-04-16 皇家飞利浦电子股份有限公司 在光盘驱动器中进行径向跟踪的方法
TWI295464B (en) * 2003-08-22 2008-04-01 Mediatek Inc Control circuit for an optical pickup head in a disk drive
CN100365709C (zh) * 2003-09-09 2008-01-30 联发科技股份有限公司 用于光驱中光学读写头的控制电路
US7512043B2 (en) * 2004-07-08 2009-03-31 Realtek Semiconductor Corp. Apparatus and method for generating a tracking error signal in an optical disc drive
TWI258740B (en) * 2004-07-08 2006-07-21 Realtek Semiconductor Corp Apparatus and method for generating a tracking error signal in an optical disc drive
US7633842B2 (en) * 2004-07-08 2009-12-15 Realtek Semiconductor Corp. Apparatus for generating tracking error signal in optical disc drive
US7583569B2 (en) * 2004-07-08 2009-09-01 Realtek Semiconductor Corp. Apparatus and related method for generating a tracking error signal in an optical disc drive
JP4327693B2 (ja) * 2004-09-30 2009-09-09 株式会社東芝 光ディスク装置及び光検知信号処理方法
US20070047687A1 (en) * 2005-08-25 2007-03-01 Tse-Hsiang Hsu Phase detector and related phase detecting method thereof
CN101072033B (zh) * 2006-05-11 2010-05-12 联咏科技股份有限公司 数字模拟转换器与方法
TWI345771B (en) * 2007-06-14 2011-07-21 Sunplus Technology Co Ltd Circuit for generating tracking error signal
EP2354840A1 (en) * 2010-02-05 2011-08-10 Siemens Aktiengesellschaft An apparatus and a method for performing a difference measurement of an object image
JP2013073659A (ja) * 2011-09-29 2013-04-22 Sanyo Electric Co Ltd 光ピックアップ装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4057833A (en) * 1974-10-03 1977-11-08 U.S. Philips Corporation Centering detection system for an apparatus for playing optically readable record carriers
NL8303564A (nl) * 1983-10-17 1985-05-17 Philips Nv Inrichting voor het weergeven van informatie van een optisch uitleesbare registratiedrager.
NL194811C (nl) * 1986-01-16 2003-03-04 Mitsubishi Electric Corp Servoschakeling.
JPS6446237A (en) * 1987-08-12 1989-02-20 Canon Kk Optical information recording and reproducing device
US5031167A (en) * 1988-05-26 1991-07-09 Matsushita Electric Industrial Co., Ltd. Focus error detection system for an optical recording/reproducing system
US5157645A (en) * 1989-04-06 1992-10-20 Kabushiki Kaisha Toshiba Optical disk unit
JPH0423234A (ja) * 1990-05-18 1992-01-27 Sony Corp 光学装置のトラッキング誤差信号生成装置
JP2540224B2 (ja) * 1990-05-22 1996-10-02 松下電器産業株式会社 光ディスクのサ―ボ装置
JP3166322B2 (ja) * 1992-06-15 2001-05-14 ソニー株式会社 再生方法、再生装置
JP3426669B2 (ja) * 1993-11-22 2003-07-14 三洋電機株式会社 エラー信号発生回路
JPH08263855A (ja) * 1995-03-23 1996-10-11 Nec Corp 光学ヘッド用移送制御装置

Also Published As

Publication number Publication date
WO1998049679A3 (en) 1999-02-04
DE69830774T2 (de) 2006-05-18
CN1229504A (zh) 1999-09-22
MY120534A (en) 2005-11-30
JP2000512791A (ja) 2000-09-26
TW399202B (en) 2000-07-21
US6137755A (en) 2000-10-24
EP0914652A2 (en) 1999-05-12
EP0914652B1 (en) 2005-07-06
DE69830774D1 (de) 2005-08-11
WO1998049679A2 (en) 1998-11-05

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Granted publication date: 20031112