CN101471093B - 光学拾取设备、光学读/写设备、以及间隙控制方法 - Google Patents

光学拾取设备、光学读/写设备、以及间隙控制方法 Download PDF

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Publication number
CN101471093B
CN101471093B CN2008101865592A CN200810186559A CN101471093B CN 101471093 B CN101471093 B CN 101471093B CN 2008101865592 A CN2008101865592 A CN 2008101865592A CN 200810186559 A CN200810186559 A CN 200810186559A CN 101471093 B CN101471093 B CN 101471093B
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CN
China
Prior art keywords
information recording
recording carrier
signal
gap
light
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
CN2008101865592A
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English (en)
Chinese (zh)
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CN101471093A (zh
Inventor
石本努
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Sony Corp
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Sony Corp
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Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of CN101471093A publication Critical patent/CN101471093A/zh
Application granted granted Critical
Publication of CN101471093B publication Critical patent/CN101471093B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • G11B7/0908—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 focusing only
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
CN2008101865592A 2007-12-26 2008-12-25 光学拾取设备、光学读/写设备、以及间隙控制方法 Expired - Fee Related CN101471093B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007-335080 2007-12-26
JP2007335080 2007-12-26
JP2007335080A JP2009158007A (ja) 2007-12-26 2007-12-26 光学ピックアップ装置、光記録再生装置及びギャップ制御方法

Publications (2)

Publication Number Publication Date
CN101471093A CN101471093A (zh) 2009-07-01
CN101471093B true CN101471093B (zh) 2011-04-06

Family

ID=40347996

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008101865592A Expired - Fee Related CN101471093B (zh) 2007-12-26 2008-12-25 光学拾取设备、光学读/写设备、以及间隙控制方法

Country Status (6)

Country Link
US (1) US7933177B2 (https=)
EP (1) EP2077554A1 (https=)
JP (1) JP2009158007A (https=)
KR (1) KR20090071493A (https=)
CN (1) CN101471093B (https=)
TW (1) TW200945338A (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009158007A (ja) * 2007-12-26 2009-07-16 Sony Corp 光学ピックアップ装置、光記録再生装置及びギャップ制御方法
EP2299444A1 (en) 2009-09-15 2011-03-23 Thomson Licensing Near-field optical recording apparatus, method and medium
CN103430236A (zh) * 2011-03-22 2013-12-04 松下电器产业株式会社 光信息装置以及其间隙控制方法
KR101312516B1 (ko) * 2011-04-27 2013-10-01 주식회사 포스코 하이드로포밍용 이멀젼 필터링 장치
NL2016311A (en) 2015-02-25 2016-09-30 Asml Netherlands Bv Method and apparatus for inspection and metrology.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1053962A (zh) * 1990-02-06 1991-08-21 菲利浦光灯制造公司 使用多个扫描点的光学扫描装置
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
JP2006313589A (ja) * 2005-05-06 2006-11-16 Sony Corp サーボ制御装置及びサーボ制御方法、並びに光ディスク記録又は再生装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8004969A (nl) 1980-09-02 1982-04-01 Philips Nv Inrichting voor optische scherpstelling.
JP3956547B2 (ja) 1999-09-07 2007-08-08 ソニー株式会社 光記録装置、光記録及び／又は再生方法
US7260032B2 (en) * 2001-08-06 2007-08-21 Sharp Kabushiki Kaisha Focal point adjusting method, and optical pickup device
JP2005209318A (ja) * 2004-01-26 2005-08-04 Sony Corp 光ディスク装置及びその制御方法
JP2007533061A (ja) * 2004-04-16 2007-11-15 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 光学記録のためのエアギャップ
JP2006344351A (ja) * 2005-05-13 2006-12-21 Sony Corp 光記録再生装置、光学ヘッド、光記録再生方法及びスキュー検出方法
JP2008545219A (ja) * 2005-07-04 2008-12-11 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 光ピックアップおよび／または記録装置
US7145304B1 (en) 2005-08-29 2006-12-05 Zoran Corporation Rotating storage media control loops having adaptive feed forward insertion of signals including harmonics
WO2007049893A1 (en) * 2005-10-24 2007-05-03 Lg Electronics Inc. An apparatus and method for recording/reproducing data on/from a recording medium
EP1961003B1 (en) * 2005-12-06 2010-02-10 Koninklijke Philips Electronics N.V. Air gap servo for optical recording
JP2007323791A (ja) * 2006-06-05 2007-12-13 Canon Inc 光情報記録再生装置
JP4345859B2 (ja) * 2007-09-12 2009-10-14 ソニー株式会社 光学ピックアップ装置、光記録再生装置及びギャップの制御方法
JP2009158007A (ja) * 2007-12-26 2009-07-16 Sony Corp 光学ピックアップ装置、光記録再生装置及びギャップ制御方法
KR20090077145A (ko) * 2008-01-10 2009-07-15 삼성전자주식회사 근접장 광기록/재생 장치 및 상기 장치의 갭 에러 신호정규화 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1053962A (zh) * 1990-02-06 1991-08-21 菲利浦光灯制造公司 使用多个扫描点的光学扫描装置
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
JP2006313589A (ja) * 2005-05-06 2006-11-16 Sony Corp サーボ制御装置及びサーボ制御方法、並びに光ディスク記録又は再生装置

Also Published As

Publication number Publication date
US7933177B2 (en) 2011-04-26
KR20090071493A (ko) 2009-07-01
JP2009158007A (ja) 2009-07-16
CN101471093A (zh) 2009-07-01
TW200945338A (en) 2009-11-01
EP2077554A1 (en) 2009-07-08
US20090168633A1 (en) 2009-07-02

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Granted publication date: 20110406

Termination date: 20121225