JP2008532198A - 光ディスクドライブシステム内においてディスクの心振れを制御する装置および方法 - Google Patents

光ディスクドライブシステム内においてディスクの心振れを制御する装置および方法 Download PDF

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Publication number
JP2008532198A
JP2008532198A JP2007557634A JP2007557634A JP2008532198A JP 2008532198 A JP2008532198 A JP 2008532198A JP 2007557634 A JP2007557634 A JP 2007557634A JP 2007557634 A JP2007557634 A JP 2007557634A JP 2008532198 A JP2008532198 A JP 2008532198A
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JP
Japan
Prior art keywords
disk
disc
field lens
control signal
lens configuration
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.)
Pending
Application number
JP2007557634A
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English (en)
Japanese (ja)
Other versions
JP2008532198A5 (enExample
Inventor
コエン エイ フェルスフレン
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 NV
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 NV, Koninklijke Philips Electronics NV filed Critical Koninklijke Philips NV
Publication of JP2008532198A publication Critical patent/JP2008532198A/ja
Publication of JP2008532198A5 publication Critical patent/JP2008532198A5/ja
Pending legal-status Critical Current

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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
    • 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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1387—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector using the near-field effect
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • 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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP2007557634A 2005-02-28 2006-02-14 光ディスクドライブシステム内においてディスクの心振れを制御する装置および方法 Pending JP2008532198A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05101517 2005-02-28
PCT/IB2006/050477 WO2006090303A1 (en) 2005-02-28 2006-02-14 Device and method for controlling disc runout in an optical disc drive system

Publications (2)

Publication Number Publication Date
JP2008532198A true JP2008532198A (ja) 2008-08-14
JP2008532198A5 JP2008532198A5 (enExample) 2009-04-02

Family

ID=36320212

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007557634A Pending JP2008532198A (ja) 2005-02-28 2006-02-14 光ディスクドライブシステム内においてディスクの心振れを制御する装置および方法

Country Status (8)

Country Link
US (1) US20080186811A1 (enExample)
EP (1) EP1856694A1 (enExample)
JP (1) JP2008532198A (enExample)
KR (1) KR20070116833A (enExample)
CN (1) CN101128872A (enExample)
MY (1) MY177081A (enExample)
TW (1) TW200641857A (enExample)
WO (1) WO2006090303A1 (enExample)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0337829A (ja) * 1989-07-05 1991-02-19 Mitsubishi Electric Corp 光ヘッド
JPH10177729A (ja) * 1996-12-16 1998-06-30 Nec Corp 光ヘッドチルト装置
WO2004066290A1 (ja) * 2003-01-17 2004-08-05 Sony Corporation 情報記録又は再生装置並びに記録又は再生制御方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0351953B1 (en) * 1988-06-20 1995-08-16 Mitsubishi Denki Kabushiki Kaisha Optical head with a tilt correction servo mechanism
MY132591A (en) 1995-10-26 2007-10-31 Sony Corp Optical disc apparatus.
JPH1116186A (ja) 1997-06-26 1999-01-22 Sharp Corp 光ピックアップ装置
US6151174A (en) * 1997-10-06 2000-11-21 U.S. Philips Corporation Device for optically scanning a record carrier
KR20010093031A (ko) * 2000-03-28 2001-10-27 구자홍 광 픽업 엑츄에이터
JP2004005819A (ja) * 2002-05-31 2004-01-08 Toshiba Corp 光ディスク装置
KR100911141B1 (ko) * 2002-09-03 2009-08-06 삼성전자주식회사 틸트에 따른 파면수차 보정 기능을 갖는 렌즈 및 광픽업
JP2004103189A (ja) * 2002-09-13 2004-04-02 Hitachi Ltd 光ピックアップ装置及び光ディスク装置
US7002886B2 (en) * 2002-11-22 2006-02-21 Industrial Technology Research Institute SIL near-field flying head structure to control gap between disc and SIL with three sensor points in front of lens holder
JP2005259329A (ja) * 2004-02-12 2005-09-22 Sony Corp チルト制御方法及び光ディスク装置。

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0337829A (ja) * 1989-07-05 1991-02-19 Mitsubishi Electric Corp 光ヘッド
JPH10177729A (ja) * 1996-12-16 1998-06-30 Nec Corp 光ヘッドチルト装置
WO2004066290A1 (ja) * 2003-01-17 2004-08-05 Sony Corporation 情報記録又は再生装置並びに記録又は再生制御方法

Also Published As

Publication number Publication date
WO2006090303A1 (en) 2006-08-31
MY177081A (en) 2020-09-04
EP1856694A1 (en) 2007-11-21
CN101128872A (zh) 2008-02-20
US20080186811A1 (en) 2008-08-07
TW200641857A (en) 2006-12-01
KR20070116833A (ko) 2007-12-11

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