TW441837U - Objective lens driving device - Google Patents
Objective lens driving deviceInfo
- Publication number
- TW441837U TW441837U TW088211867U TW88211867U TW441837U TW 441837 U TW441837 U TW 441837U TW 088211867 U TW088211867 U TW 088211867U TW 88211867 U TW88211867 U TW 88211867U TW 441837 U TW441837 U TW 441837U
- Authority
- TW
- Taiwan
- Prior art keywords
- driving device
- objective lens
- lens driving
- objective
- lens
- Prior art date
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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP30968094A JP3401965B2 (ja) | 1994-11-18 | 1994-11-18 | 二軸アクチュエータ |
Publications (1)
Publication Number | Publication Date |
---|---|
TW441837U true TW441837U (en) | 2001-06-16 |
Family
ID=17995991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW088211867U TW441837U (en) | 1994-11-18 | 1995-11-14 | Objective lens driving device |
Country Status (7)
Country | Link |
---|---|
US (1) | US5657172A (zh) |
JP (1) | JP3401965B2 (zh) |
KR (1) | KR100378134B1 (zh) |
CN (2) | CN1088234C (zh) |
GB (1) | GB2295248B (zh) |
MY (1) | MY123668A (zh) |
TW (1) | TW441837U (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09190644A (ja) * | 1996-01-09 | 1997-07-22 | Pioneer Electron Corp | レンズ駆動装置及びその製造方法 |
US5822157A (en) * | 1996-01-31 | 1998-10-13 | Mitsumi Electric Co., Ltd. | Magnetic data recording/reproducing device with voice coil motor having center yoke back yoke with bent portions and permanent magnet arranged to generate magnetic fields |
US6160771A (en) * | 1997-02-12 | 2000-12-12 | Tdk Corporation | Objective lens drive device and method of manufacturing the same |
US6016292A (en) * | 1997-02-28 | 2000-01-18 | Daewoo Electronics Co., Ltd. | Optical pick-up apparatus |
WO1999054873A1 (en) * | 1998-04-17 | 1999-10-28 | Koninklijke Philips Electronics N.V. | Optical scanning device comprising a main lens and an auxiliary lens |
KR100344586B1 (ko) | 1998-11-18 | 2002-10-31 | 삼성전자 주식회사 | 픽업엑추에이터 |
JP2000348478A (ja) * | 1999-06-04 | 2000-12-15 | Sony Corp | ディスクドライブ装置及び光ディスク装置 |
JP2000353330A (ja) | 1999-06-11 | 2000-12-19 | Sony Corp | 対物レンズ駆動装置 |
JP3888821B2 (ja) * | 2000-02-09 | 2007-03-07 | パイオニア株式会社 | ピックアップ装置及びその製造方法 |
JP2004504687A (ja) * | 2000-07-19 | 2004-02-12 | 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 | 光走査デバイス及びこのような走査デバイスを含む光再生器 |
US6859325B2 (en) * | 2001-06-20 | 2005-02-22 | Sony Corporation | Objective lens device, optical pickup device, and optical information recording and/or reproduction device |
JP3874680B2 (ja) | 2002-03-19 | 2007-01-31 | 三菱電機株式会社 | 対物レンズ駆動装置 |
US7193937B2 (en) * | 2002-10-04 | 2007-03-20 | Matsushita Electric Industrial Co., Ltd. | Objective lens driving device and optical disk apparatus |
CN100363990C (zh) * | 2003-03-24 | 2008-01-23 | 上海乐金广电电子有限公司 | 光拾取驱动器 |
JP4444783B2 (ja) * | 2004-10-20 | 2010-03-31 | 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 |
CN100523981C (zh) * | 2005-12-26 | 2009-08-05 | 鑫视科技股份有限公司 | 影像撷取***及其对焦装置 |
CN102231006B (zh) * | 2010-09-23 | 2013-03-20 | 瑞声声学科技(深圳)有限公司 | 镜头驱动装置 |
CN105158872A (zh) * | 2015-08-25 | 2015-12-16 | 南昌欧菲光电技术有限公司 | 对焦结构、镜头组件及摄像头模组 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4835643A (en) * | 1987-05-19 | 1989-05-30 | Microscience International Corporation | Disk drive head actuator coil |
JPH02203431A (ja) * | 1989-02-02 | 1990-08-13 | Teac Corp | 対物レンズ駆動装置及びその製造方法 |
JP2728496B2 (ja) * | 1989-04-21 | 1998-03-18 | 株式会社日立製作所 | 対物レンズ駆動装置 |
EP0595785B1 (en) * | 1989-06-13 | 1995-12-27 | Kabushiki Kaisha Toshiba | Electro-magnetic actuator and optical disk |
JPH03173343A (ja) * | 1989-11-29 | 1991-07-26 | Sony Corp | 可動コイル型アクチュエータ |
US5313334A (en) * | 1991-07-29 | 1994-05-17 | Sony Corporation | Objective lens moving actuator |
EP0541162B1 (en) * | 1991-11-07 | 1997-05-21 | Koninklijke Philips Electronics N.V. | Electro-optical scanning device, hinge element for use in the scanning device, and optical player comprising the scanning device |
JPH05266506A (ja) * | 1992-03-19 | 1993-10-15 | Sony Corp | 2軸アクチュエータ |
MY111765A (en) * | 1993-10-25 | 2000-12-30 | Sony Corp | Method for producing an objective lens actuator. |
JP3319481B2 (ja) * | 1993-12-22 | 2002-09-03 | ソニー株式会社 | 対物レンズ駆動装置及びこれを利用した光ディスク装置 |
-
1994
- 1994-11-18 JP JP30968094A patent/JP3401965B2/ja not_active Expired - Lifetime
-
1995
- 1995-11-14 US US08/557,814 patent/US5657172A/en not_active Expired - Lifetime
- 1995-11-14 TW TW088211867U patent/TW441837U/zh not_active IP Right Cessation
- 1995-11-15 GB GB9523505A patent/GB2295248B/en not_active Expired - Lifetime
- 1995-11-17 KR KR1019950041816A patent/KR100378134B1/ko not_active IP Right Cessation
- 1995-11-17 MY MYPI95003498A patent/MY123668A/en unknown
- 1995-11-18 CN CN95118857A patent/CN1088234C/zh not_active Expired - Lifetime
- 1995-11-18 CN CNB011260068A patent/CN1181476C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100378134B1 (ko) | 2003-12-31 |
CN1181476C (zh) | 2004-12-22 |
US5657172A (en) | 1997-08-12 |
JP3401965B2 (ja) | 2003-04-28 |
GB9523505D0 (en) | 1996-01-17 |
MY123668A (en) | 2006-05-31 |
JPH08147732A (ja) | 1996-06-07 |
CN1385843A (zh) | 2002-12-18 |
KR960019134A (ko) | 1996-06-17 |
GB2295248B (en) | 1997-11-26 |
CN1088234C (zh) | 2002-07-24 |
GB2295248A (en) | 1996-05-22 |
CN1130788A (zh) | 1996-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4K | Issue of patent certificate for granted utility model filed before june 30, 2004 | ||
MK4K | Expiration of patent term of a granted utility model |