JP3821105B2 - 光学手段駆動装置 - Google Patents

光学手段駆動装置 Download PDF

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Publication number
JP3821105B2
JP3821105B2 JP2003052554A JP2003052554A JP3821105B2 JP 3821105 B2 JP3821105 B2 JP 3821105B2 JP 2003052554 A JP2003052554 A JP 2003052554A JP 2003052554 A JP2003052554 A JP 2003052554A JP 3821105 B2 JP3821105 B2 JP 3821105B2
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JP
Japan
Prior art keywords
holder
optical means
tracking
linear elastic
coil
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
JP2003052554A
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English (en)
Japanese (ja)
Other versions
JP2004265476A5 (enExample
JP2004265476A (ja
Inventor
伸夫 竹下
実透 矢部
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2003052554A priority Critical patent/JP3821105B2/ja
Priority to US10/780,868 priority patent/US7168082B2/en
Priority to CNB2004100073460A priority patent/CN1270301C/zh
Publication of JP2004265476A publication Critical patent/JP2004265476A/ja
Priority to HK05102608.5A priority patent/HK1070174B/xx
Publication of JP2004265476A5 publication Critical patent/JP2004265476A5/ja
Application granted granted Critical
Publication of JP3821105B2 publication Critical patent/JP3821105B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
    • 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
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0932—Details of sprung supports

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP2003052554A 2003-02-28 2003-02-28 光学手段駆動装置 Expired - Fee Related JP3821105B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2003052554A JP3821105B2 (ja) 2003-02-28 2003-02-28 光学手段駆動装置
US10/780,868 US7168082B2 (en) 2003-02-28 2004-02-19 Optical actuator
CNB2004100073460A CN1270301C (zh) 2003-02-28 2004-03-01 光学驱动装置
HK05102608.5A HK1070174B (en) 2003-02-28 2005-03-29 Optical actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003052554A JP3821105B2 (ja) 2003-02-28 2003-02-28 光学手段駆動装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2006067348A Division JP2006164519A (ja) 2006-03-13 2006-03-13 光学手段駆動装置

Publications (3)

Publication Number Publication Date
JP2004265476A JP2004265476A (ja) 2004-09-24
JP2004265476A5 JP2004265476A5 (enExample) 2005-06-30
JP3821105B2 true JP3821105B2 (ja) 2006-09-13

Family

ID=32923403

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003052554A Expired - Fee Related JP3821105B2 (ja) 2003-02-28 2003-02-28 光学手段駆動装置

Country Status (3)

Country Link
US (1) US7168082B2 (enExample)
JP (1) JP3821105B2 (enExample)
CN (1) CN1270301C (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100472477B1 (ko) * 2002-09-02 2005-03-10 삼성전자주식회사 광픽업 액추에이터와 이를 채용한 광픽업장치 및, 이를채용한 광디스크 드라이브 장치
JP2004145989A (ja) * 2002-10-25 2004-05-20 Matsushita Electric Ind Co Ltd 対物レンズ駆動装置
JP2005235349A (ja) * 2004-02-23 2005-09-02 Ricoh Co Ltd アクチュエータ、光ピックアップ装置及び光ディスク装置
JP2005251295A (ja) * 2004-03-04 2005-09-15 Funai Electric Co Ltd 光ピックアップ
WO2005096288A1 (ja) * 2004-03-30 2005-10-13 Pioneer Corporation ピックアップ用アクチュエータ、ピックアップ装置、記録媒体駆動装置、およびピックアップ用アクチュエータの製造方法
JP2006066013A (ja) * 2004-08-30 2006-03-09 Mitsumi Electric Co Ltd 対物レンズホルダ及び対物レンズ駆動装置
KR100710756B1 (ko) * 2004-12-22 2007-04-24 삼성전자주식회사 광픽업용 액츄에이터 및 광기록 및/또는 재생장치
KR100710753B1 (ko) * 2004-12-22 2007-04-24 삼성전자주식회사 광픽업용 액츄에이터 및 광기록 및/또는 재생장치
KR100689035B1 (ko) * 2005-04-14 2007-03-08 삼성전자주식회사 광픽업용 액츄에이터 및 광기록 및/또는 재생장치
JP4559905B2 (ja) * 2005-04-28 2010-10-13 スミダコーポレーション株式会社 光ピックアップアクチュエータ
TW200707431A (en) * 2005-08-12 2007-02-16 Lite On It Corp Actuator of optical pickup head with horizontal-arranged magnetic field generator and coil apparatus
JP4137108B2 (ja) * 2005-09-20 2008-08-20 キヤノン株式会社 光ピックアップ装置及び光ディスク装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US33548A (en) * 1861-10-22 Improvement in bee-hives
USRE33548E (en) 1983-03-30 1991-03-05 Mitsubishi Denki Kabushiki Kaisha Deviation correction apparatus for optical disc light beams
JPH0916990A (ja) 1995-06-28 1997-01-17 Sony Corp ２軸アクチュエータ
JPH09219031A (ja) 1996-02-14 1997-08-19 Matsushita Electric Ind Co Ltd 対物レンズ駆動装置
JP3733183B2 (ja) 1996-10-09 2006-01-11 オリンパス株式会社 対物レンズ駆動装置
JPH10319911A (ja) 1997-05-15 1998-12-04 Matsushita Electric Ind Co Ltd Ｌｅｄ表示装置およびその制御方法
JPH10320804A (ja) 1997-05-23 1998-12-04 Nec Corp 光ヘッド装置
US5986825A (en) 1997-11-19 1999-11-16 Eastman Kodak Company Optical actuator with tensioned suspension
US6643073B1 (en) * 1998-02-18 2003-11-04 Matsushita Electric Industrial Co., Ltd. Device for driving object lens
JP2000020025A (ja) 1998-07-01 2000-01-21 Matsushita Electric Ind Co Ltd フルカラー発光ダイオードパネルディスプレイ
JP2000242944A (ja) 1999-02-22 2000-09-08 Sharp Corp 光ディスク用ピックアップ装置
JP3658526B2 (ja) 1999-09-22 2005-06-08 株式会社日立メディアエレクトロニクス 対物レンズ駆動装置ならびにそれを用いた光ディスク装置
JP3658528B2 (ja) * 1999-10-20 2005-06-08 株式会社日立メディアエレクトロニクス 対物レンズ駆動装置ならびにそれを用いた光ディスク装置
JP2001297460A (ja) 2000-04-18 2001-10-26 Matsushita Electric Ind Co Ltd 対物レンズ駆動装置
JP2001319349A (ja) 2000-05-01 2001-11-16 Ricoh Co Ltd 光ピックアップ装置
JP3875522B2 (ja) 2000-07-14 2007-01-31 Ｔｄｋ株式会社 光ピックアップの対物レンズ駆動装置
TW522394B (en) 2000-07-14 2003-03-01 Tdk Corp Objective lens drive apparatus for use in optical pickup
US20030012090A1 (en) 2001-07-12 2003-01-16 Tdk Corporation Objective lens drive apparatus for use in optical pickup
JP3625207B2 (ja) * 2002-05-23 2005-03-02 三菱電機株式会社 光学手段駆動装置
KR100881666B1 (ko) * 2002-07-09 2009-02-06 삼성전자주식회사 광픽업의 대물렌즈 구동장치

Also Published As

Publication number Publication date
CN1270301C (zh) 2006-08-16
CN1551144A (zh) 2004-12-01
US20040177365A1 (en) 2004-09-09
US7168082B2 (en) 2007-01-23
HK1070174A1 (en) 2005-06-10
JP2004265476A (ja) 2004-09-24

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