DE60123498D1 - Linsenantriebsvorrichtung für Plattenspieler - Google Patents
Linsenantriebsvorrichtung für PlattenspielerInfo
- Publication number
- DE60123498D1 DE60123498D1 DE60123498T DE60123498T DE60123498D1 DE 60123498 D1 DE60123498 D1 DE 60123498D1 DE 60123498 T DE60123498 T DE 60123498T DE 60123498 T DE60123498 T DE 60123498T DE 60123498 D1 DE60123498 D1 DE 60123498D1
- Authority
- DE
- Germany
- Prior art keywords
- turntables
- drive device
- lens drive
- lens
- drive
- 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 - Lifetime
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
- G11B7/0933—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
- G11B7/0925—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
-
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000029997A JP3998883B2 (ja) | 2000-02-08 | 2000-02-08 | ディスクプレーヤのレンズ駆動装置 |
JP2000029997 | 2000-02-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60123498D1 true DE60123498D1 (de) | 2006-11-16 |
DE60123498T2 DE60123498T2 (de) | 2007-05-03 |
Family
ID=18555073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60123498T Expired - Lifetime DE60123498T2 (de) | 2000-02-08 | 2001-02-06 | Linsenantriebsvorrichtung für Plattenspieler |
Country Status (4)
Country | Link |
---|---|
US (1) | US6504813B2 (de) |
EP (1) | EP1124222B1 (de) |
JP (1) | JP3998883B2 (de) |
DE (1) | DE60123498T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001344780A (ja) * | 2000-05-31 | 2001-12-14 | Fujitsu Ltd | 光学駆動装置及び光記憶装置 |
JP4522027B2 (ja) * | 2001-07-31 | 2010-08-11 | パイオニア株式会社 | アクチュエータ用マグネット、アクチュエータ、および、着磁装置 |
KR100498443B1 (ko) * | 2002-01-08 | 2005-07-01 | 삼성전자주식회사 | 광픽업용 액츄에이터 |
US6781942B2 (en) * | 2002-01-29 | 2004-08-24 | Chien-Tzu Hou | Lower inertia compact disk driving device with focusing device |
JP2003346359A (ja) * | 2002-05-27 | 2003-12-05 | Pioneer Electronic Corp | レンズ駆動装置用コイル基板及びレンズ駆動装置 |
JP3835429B2 (ja) * | 2003-04-15 | 2006-10-18 | ソニー株式会社 | 撮像装置用のレンズ駆動装置 |
KR100547360B1 (ko) * | 2003-09-16 | 2006-01-26 | 삼성전기주식회사 | 권선 코일이 일체화된 보빈, 이를 채용한 광픽업액추에이터 및 그 제조 방법 |
KR100545406B1 (ko) * | 2003-12-24 | 2006-01-24 | 엘지전자 주식회사 | 광 픽업 액츄에이터의 코일 회전 방지구조 |
JP4166715B2 (ja) | 2004-02-25 | 2008-10-15 | 株式会社リコー | 対物レンズ駆動装置,光ピックアップ装置および光ディスク装置 |
JP4456911B2 (ja) * | 2004-03-30 | 2010-04-28 | パイオニア株式会社 | ピックアップ装置、および記録媒体駆動装置 |
JP4739337B2 (ja) * | 2005-04-13 | 2011-08-03 | パナソニック株式会社 | 対物レンズ駆動装置、制御回路、光ディスク装置及び対物レンズ駆動方法 |
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 |
EP1783759B1 (de) * | 2005-11-07 | 2009-02-11 | Thomson Licensing S.A. | Antriebsvorrichtung einer Objektivlinse für optische Aufzeichnungsträger und Gerät mit einer solcher Antriebsvorrichtung |
EP1783758A1 (de) * | 2005-11-07 | 2007-05-09 | Deutsche Thomson-Brandt Gmbh | Antriebsvorrichtung einer Objektivlinse für optische Aufzeichnungsträger und Gerät mit einer solcher Antriebsvorrichtung |
TWI322424B (en) * | 2005-12-27 | 2010-03-21 | Ind Tech Res Inst | Objective lens deiving apparatus |
JP2009146461A (ja) * | 2006-03-27 | 2009-07-02 | Panasonic Corp | 対物レンズ駆動装置 |
JP4726694B2 (ja) | 2006-05-12 | 2011-07-20 | 三洋電機株式会社 | 対物レンズ駆動装置 |
EP1914763B1 (de) * | 2006-10-17 | 2013-01-09 | Harman Becker Automotive Systems GmbH | Leiterplatte mit gedruckten Wicklungen |
JP4646240B2 (ja) * | 2006-12-21 | 2011-03-09 | 株式会社リコー | 対物レンズ駆動装置、光ピックアップ、及び光ディスク装置 |
JP2008159126A (ja) | 2006-12-22 | 2008-07-10 | Funai Electric Co Ltd | 対物レンズ駆動装置および光ディスク装置 |
TWM329800U (en) * | 2007-08-16 | 2008-04-01 | Topray Technologies Inc | Fine focus driving device |
JP4666236B2 (ja) | 2008-06-09 | 2011-04-06 | ソニー株式会社 | 光ピックアップ及びディスクドライブ装置 |
PT2542934T (pt) * | 2010-03-03 | 2016-10-25 | Wavelight Gmbh | Dispositivo para suspensão móvel com compensação de peso de uma objetiva de focalização de um equipamento a laser |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05266506A (ja) * | 1992-03-19 | 1993-10-15 | Sony Corp | 2軸アクチュエータ |
US5870373A (en) * | 1994-10-04 | 1999-02-09 | Lg Electronics Inc. | Optical pick-up driving apparatus |
US5768037A (en) * | 1995-10-06 | 1998-06-16 | Eastman Kodak Company | Actuator with single surface-field motor |
JPH09282693A (ja) * | 1996-04-15 | 1997-10-31 | Nec Corp | 光学ヘッド装置 |
KR200159766Y1 (ko) * | 1997-02-04 | 1999-11-01 | 구자홍 | 광픽업의 대물렌즈 구동장치 |
JPH10312556A (ja) * | 1997-05-12 | 1998-11-24 | Hitachi Ltd | 光ディスク装置 |
DE60029901T2 (de) * | 1999-10-15 | 2006-12-21 | Pioneer Corporation | Linsenantriebsvorrichtung |
-
2000
- 2000-02-08 JP JP2000029997A patent/JP3998883B2/ja not_active Expired - Fee Related
-
2001
- 2001-02-06 EP EP01102605A patent/EP1124222B1/de not_active Expired - Lifetime
- 2001-02-06 DE DE60123498T patent/DE60123498T2/de not_active Expired - Lifetime
- 2001-02-08 US US09/778,846 patent/US6504813B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6504813B2 (en) | 2003-01-07 |
DE60123498T2 (de) | 2007-05-03 |
JP2001222830A (ja) | 2001-08-17 |
US20010026528A1 (en) | 2001-10-04 |
EP1124222A2 (de) | 2001-08-16 |
EP1124222B1 (de) | 2006-10-04 |
JP3998883B2 (ja) | 2007-10-31 |
EP1124222A3 (de) | 2004-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition |