SG125071A1 - Objective lens driver and disk drive device comprising the same - Google Patents
Objective lens driver and disk drive device comprising the sameInfo
- Publication number
- SG125071A1 SG125071A1 SG200203570A SG200203570A SG125071A1 SG 125071 A1 SG125071 A1 SG 125071A1 SG 200203570 A SG200203570 A SG 200203570A SG 200203570 A SG200203570 A SG 200203570A SG 125071 A1 SG125071 A1 SG 125071A1
- Authority
- SG
- Singapore
- Prior art keywords
- same
- disk drive
- drive device
- objective lens
- lens driver
- 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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001180226A JP4395694B2 (ja) | 2001-06-14 | 2001-06-14 | 対物レンズ駆動装置及びこれを備えたディスクドライブ装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG125071A1 true SG125071A1 (en) | 2006-09-29 |
Family
ID=19020677
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200203570A SG125071A1 (en) | 2001-06-14 | 2002-06-13 | Objective lens driver and disk drive device comprising the same |
Country Status (6)
Country | Link |
---|---|
US (1) | US7194748B2 (zh) |
JP (1) | JP4395694B2 (zh) |
CN (1) | CN1195295C (zh) |
DE (1) | DE10226638A1 (zh) |
MY (1) | MY136702A (zh) |
SG (1) | SG125071A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3835245B2 (ja) * | 2001-10-19 | 2006-10-18 | ソニー株式会社 | 対物レンズ駆動装置及びディスクドライブ装置 |
JP2003228860A (ja) * | 2002-02-01 | 2003-08-15 | Sanyo Electric Co Ltd | 対物レンズ駆動装置 |
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 |
KR20050070699A (ko) * | 2003-12-30 | 2005-07-07 | 삼성전자주식회사 | 광픽업용 액츄에이터 |
JP4853458B2 (ja) * | 2007-10-31 | 2012-01-11 | 船井電機株式会社 | 対物レンズユニット |
JP2013069389A (ja) * | 2011-09-26 | 2013-04-18 | Sanyo Electric Co Ltd | 対物レンズ駆動装置およびそれを備えた光ピックアップ装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4386823A (en) * | 1980-06-16 | 1983-06-07 | Olympus Optical Co. Ltd. | Objective lens driving device |
US4504935A (en) * | 1983-02-14 | 1985-03-12 | U.S. Philips Corporation | Electrodynamic focus and radial slide drive for an optical disc system |
US5305151A (en) * | 1990-11-14 | 1994-04-19 | Canon Kabushiki Kaisha | Objective lens driver |
US5581533A (en) * | 1993-10-30 | 1996-12-03 | Sony Corporation | Objective lens actuating device, optical pickup employing the objective lens actuating device and optical disk recording and/or reproducing apparatus employing such optical pickup |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR900004619B1 (ko) * | 1985-10-23 | 1990-06-30 | 가부시기 가이샤 히다찌 세이사꾸쇼 | 대물렌즈 구동장치 |
JPH0750528B2 (ja) * | 1987-06-25 | 1995-05-31 | 三菱電機株式会社 | 対物レンズ駆動装置 |
JP2641815B2 (ja) * | 1991-07-22 | 1997-08-20 | シャープ株式会社 | 対物レンズ駆動装置 |
EP0625779B1 (en) * | 1993-05-18 | 2000-11-29 | Nec Corporation | Actuator for an optical head |
JP2984526B2 (ja) * | 1993-08-31 | 1999-11-29 | 日本電気株式会社 | 光ピックアップ装置 |
JPH11161984A (ja) * | 1997-11-28 | 1999-06-18 | Matsushita Electric Ind Co Ltd | 対物レンズ駆動装置 |
JP4319797B2 (ja) * | 2001-11-12 | 2009-08-26 | 三菱電機株式会社 | 対物レンズ駆動装置 |
-
2001
- 2001-06-14 JP JP2001180226A patent/JP4395694B2/ja not_active Expired - Fee Related
-
2002
- 2002-06-12 MY MYPI20022182A patent/MY136702A/en unknown
- 2002-06-13 SG SG200203570A patent/SG125071A1/en unknown
- 2002-06-13 US US10/167,412 patent/US7194748B2/en not_active Expired - Fee Related
- 2002-06-14 CN CNB021263892A patent/CN1195295C/zh not_active Expired - Fee Related
- 2002-06-14 DE DE10226638A patent/DE10226638A1/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4386823A (en) * | 1980-06-16 | 1983-06-07 | Olympus Optical Co. Ltd. | Objective lens driving device |
US4504935A (en) * | 1983-02-14 | 1985-03-12 | U.S. Philips Corporation | Electrodynamic focus and radial slide drive for an optical disc system |
US5305151A (en) * | 1990-11-14 | 1994-04-19 | Canon Kabushiki Kaisha | Objective lens driver |
US5581533A (en) * | 1993-10-30 | 1996-12-03 | Sony Corporation | Objective lens actuating device, optical pickup employing the objective lens actuating device and optical disk recording and/or reproducing apparatus employing such optical pickup |
Also Published As
Publication number | Publication date |
---|---|
CN1395239A (zh) | 2003-02-05 |
MY136702A (en) | 2008-11-28 |
CN1195295C (zh) | 2005-03-30 |
JP2002373432A (ja) | 2002-12-26 |
US7194748B2 (en) | 2007-03-20 |
DE10226638A1 (de) | 2002-12-19 |
US20030007430A1 (en) | 2003-01-09 |
JP4395694B2 (ja) | 2010-01-13 |
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