HK1060643A1 - Driving device for optical system. - Google Patents

Driving device for optical system.

Info

Publication number
HK1060643A1
HK1060643A1 HK04103592A HK04103592A HK1060643A1 HK 1060643 A1 HK1060643 A1 HK 1060643A1 HK 04103592 A HK04103592 A HK 04103592A HK 04103592 A HK04103592 A HK 04103592A HK 1060643 A1 HK1060643 A1 HK 1060643A1
Authority
HK
Hong Kong
Prior art keywords
optical system
driving device
driving
optical
Prior art date
Application number
HK04103592A
Other languages
English (en)
Inventor
Nobuo Takeshita
Mitoru Yabe
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
Publication of HK1060643A1 publication Critical patent/HK1060643A1/xx

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/095Disposition 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
    • G11B7/0956Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0925Electromechanical actuators for lens positioning
    • G11B7/0932Details of sprung supports
HK04103592A 2002-05-23 2004-05-20 Driving device for optical system. HK1060643A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002148914A JP3625207B2 (ja) 2002-05-23 2002-05-23 光学手段駆動装置

Publications (1)

Publication Number Publication Date
HK1060643A1 true HK1060643A1 (en) 2004-08-13

Family

ID=29545248

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04103592A HK1060643A1 (en) 2002-05-23 2004-05-20 Driving device for optical system.

Country Status (4)

Country Link
US (1) US6775207B2 (xx)
JP (1) JP3625207B2 (xx)
CN (1) CN1201307C (xx)
HK (1) HK1060643A1 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100881666B1 (ko) * 2002-07-09 2009-02-06 삼성전자주식회사 광픽업의 대물렌즈 구동장치
JP3821105B2 (ja) * 2003-02-28 2006-09-13 三菱電機株式会社 光学手段駆動装置
JP2005251358A (ja) * 2004-03-08 2005-09-15 Sankyo Seiki Mfg Co Ltd 対物レンズ駆動装置、及びそれを備えた光ヘッド装置
WO2005096287A1 (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
US7574717B2 (en) 2004-03-30 2009-08-11 Pioneer Corporation Actuator for pickup, pickup device, recording medium drive device, and method of producing actuator for pickup
EP1587077A1 (de) * 2004-04-15 2005-10-19 Deutsche Thomson-Brandt Gmbh Gerät zum Lesen und/oder Beschreiben optischer Aufzeichnungsträger
US8042130B2 (en) * 2006-01-22 2011-10-18 Mitsubishi Electric Corporation Optical driving device including a holder with a top face having a closed structure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE33548E (en) 1983-03-30 1991-03-05 Mitsubishi Denki Kabushiki Kaisha Deviation correction apparatus for optical disc light beams
US4794580A (en) * 1985-07-12 1988-12-27 Pioneer Electronic Corporation Pickup system in optical information recording and reproducing apparatus with damped lead wires
KR100230250B1 (ko) 1994-12-26 1999-11-15 윤종용 광디스크 기울어짐에 의한 수차를 보정하는 방법과 그 장치
JP2000242944A (ja) * 1999-02-22 2000-09-08 Sharp Corp 光ディスク用ピックアップ装置
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

Also Published As

Publication number Publication date
JP3625207B2 (ja) 2005-03-02
CN1459784A (zh) 2003-12-03
US20030218963A1 (en) 2003-11-27
JP2003346366A (ja) 2003-12-05
US6775207B2 (en) 2004-08-10
CN1201307C (zh) 2005-05-11

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20140120