HK1053007B - 光學頭裝置 - Google Patents

光學頭裝置

Info

Publication number
HK1053007B
HK1053007B HK03105183.3A HK03105183A HK1053007B HK 1053007 B HK1053007 B HK 1053007B HK 03105183 A HK03105183 A HK 03105183A HK 1053007 B HK1053007 B HK 1053007B
Authority
HK
Hong Kong
Prior art keywords
optical head
head device
optical
head
Prior art date
Application number
HK03105183.3A
Other languages
English (en)
Other versions
HK1053007A1 (en
Inventor
竹下伸夫
Original Assignee
三菱電機株式會社
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 三菱電機株式會社 filed Critical 三菱電機株式會社
Priority to HK05103645A priority Critical patent/HK1070978A1/xx
Publication of HK1053007A1 publication Critical patent/HK1053007A1/xx
Publication of HK1053007B publication Critical patent/HK1053007B/zh

Links

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
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0935—Details of the moving parts
    • 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
    • G11B7/0933—Details of stationary parts
    • 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
HK03105183.3A 2001-06-20 2003-07-17 光學頭裝置 HK1053007B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HK05103645A HK1070978A1 (en) 2001-06-20 2003-07-17 Optical head device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001186343 2001-06-20
JP2001252823A JP2003077156A (ja) 2001-06-20 2001-08-23 光ヘッド装置

Publications (2)

Publication Number Publication Date
HK1053007A1 HK1053007A1 (en) 2003-10-03
HK1053007B true HK1053007B (zh) 2005-10-14

Family

ID=26617262

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03105183.3A HK1053007B (zh) 2001-06-20 2003-07-17 光學頭裝置

Country Status (4)

Country Link
US (1) US7349295B2 (zh)
JP (1) JP2003077156A (zh)
CN (2) CN1260718C (zh)
HK (1) HK1053007B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3827154B2 (ja) * 2002-04-17 2006-09-27 船井電機株式会社 対物レンズユニット
KR100682064B1 (ko) * 2005-05-18 2007-02-15 삼성전자주식회사 광픽업용 액츄에이터 및 이를 포함하는 광 기록/재생장치
JP5251869B2 (ja) * 2007-04-23 2013-07-31 株式会社ニコン 光学素子保持装置、鏡筒及び露光装置ならびにデバイスの製造方法
US9746689B2 (en) * 2015-09-24 2017-08-29 Intel Corporation Magnetic fluid optical image stabilization
US9816687B2 (en) 2015-09-24 2017-11-14 Intel Corporation MEMS LED zoom
CN108535471A (zh) * 2017-03-06 2018-09-14 广州万孚生物技术股份有限公司 免疫荧光检测光路机构、免疫荧光检测仪及其校准方法

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57210456A (en) * 1981-06-22 1982-12-24 Sony Corp Objective lens device
NL8105072A (nl) * 1981-11-10 1983-06-01 Philips Nv Electro-optische inrichting.
NL8600168A (nl) * 1986-01-27 1987-08-17 Philips Nv Optische aftasteenheid.
JPH065833B2 (ja) 1986-01-30 1994-01-19 富士通株式会社 フレ−ム同期判定回路
JPS63149838A (ja) * 1986-12-12 1988-06-22 Hitachi Ltd 対物レンズ駆動装置
JPH01263951A (ja) 1988-04-14 1989-10-20 Mitsubishi Electric Corp 光ピックアップ装置
FR2640828A1 (fr) * 1988-07-21 1990-06-22 Seiko Epson Corp Actionneur electromagnetique
JP2804118B2 (ja) * 1989-10-03 1998-09-24 株式会社東芝 トラッキング制御装置
US5319497A (en) * 1990-01-12 1994-06-07 Matsushita Electric Industrial Co., Ltd. Lens drive device with lens holder carrying drive flux generating magnets
GB2260019A (en) * 1991-09-27 1993-03-31 Nsk Ltd Optical disk drive and read/write apparatus
CN1044417C (zh) * 1992-08-24 1999-07-28 株式会社三协精机制作所 物镜驱动装置
US5732054A (en) 1995-03-28 1998-03-24 Eastman Kodak Company Combined tracking position and tilt sensor for optical recording actuator
KR970017502A (ko) * 1995-09-29 1997-04-30 배순훈 컴팩트 디스크 플레이어용 광 픽업 액츄에이터
JPH09204676A (ja) * 1996-01-24 1997-08-05 Sony Corp 光学ピックアップ及び光ディスク装置
JPH09222121A (ja) * 1996-02-16 1997-08-26 Sankyo Seiki Mfg Co Ltd 動圧軸受装置
CN1577536A (zh) * 1996-05-09 2005-02-09 索尼公司 光学传感器及光盘播放机
US5905255A (en) * 1997-01-14 1999-05-18 Matsushita Electric Industrial Co., Ltd. Objective lens driver
US5920437A (en) * 1997-05-08 1999-07-06 Sankyo Seiki Mfg. Co., Ltd. Objective lens driving apparatus
US6304526B1 (en) * 1998-03-12 2001-10-16 Matsushita Electric Industrial Co., Ltd. Optical head
JP2000020986A (ja) 1998-06-30 2000-01-21 Toshiba Corp 対物レンズ駆動装置
US6134058A (en) * 1998-07-03 2000-10-17 Matsushita Electric Industrial Co., Ltd. Object lens driving device
KR100370187B1 (ko) * 1998-08-05 2003-03-17 삼성전자 주식회사 광기록재생장치,이에적합한틸트보정방법,그리고기록제어방법
EP0986053B1 (en) * 1998-09-14 2000-10-04 Matsushita Electric Industrial Co., Ltd. Tilt detection device, optical disc recording and reproducing device, and tilt detection method
JP3059141B2 (ja) 1998-09-17 2000-07-04 三星電子株式会社 ピックアップアクチュエータ
KR200212483Y1 (ko) * 1998-09-30 2001-02-15 전주범 광픽업 액츄에이터의 틸트 조정구조
KR100329918B1 (ko) 1998-10-28 2002-09-04 삼성전자 주식회사 픽업엑추에이터
JP3085377B2 (ja) * 1998-11-12 2000-09-04 日本電気株式会社 対物レンズ保持装置
JP2000353330A (ja) * 1999-06-11 2000-12-19 Sony Corp 対物レンズ駆動装置
JP3983435B2 (ja) * 1999-10-28 2007-09-26 Ｎｔｎ株式会社 動圧型軸受ユニット
JP3663325B2 (ja) * 1999-12-01 2005-06-22 株式会社日立製作所 モータの組立て方法

Also Published As

Publication number Publication date
CN1191574C (zh) 2005-03-02
US20020196720A1 (en) 2002-12-26
CN1392546A (zh) 2003-01-22
US7349295B2 (en) 2008-03-25
CN1260718C (zh) 2006-06-21
CN1542777A (zh) 2004-11-03
HK1053007A1 (en) 2003-10-03
JP2003077156A (ja) 2003-03-14

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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: 20100620