DE602005005094D1 - Magnetischer Kreis und Stellantrieb für optisches Abtastgerät und optisches Aufzeichnungs- und/oder Wiedergabegerät das diesen Stellantrieb verwendet - Google Patents
Magnetischer Kreis und Stellantrieb für optisches Abtastgerät und optisches Aufzeichnungs- und/oder Wiedergabegerät das diesen Stellantrieb verwendetInfo
- Publication number
- DE602005005094D1 DE602005005094D1 DE602005005094T DE602005005094T DE602005005094D1 DE 602005005094 D1 DE602005005094 D1 DE 602005005094D1 DE 602005005094 T DE602005005094 T DE 602005005094T DE 602005005094 T DE602005005094 T DE 602005005094T DE 602005005094 D1 DE602005005094 D1 DE 602005005094D1
- Authority
- DE
- Germany
- Prior art keywords
- actuator
- reproducing apparatus
- magnetic circuit
- optical
- optical recording
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
-
- 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
- G11B7/093—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
- G11B7/0933—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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2004-0004997A KR100532497B1 (ko) | 2004-01-27 | 2004-01-27 | 자기 회로 및 이를 채용한 광픽업용 액츄에이터 및 광기록 및/또는 재생기기 |
KR2004004997 | 2004-01-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE602005005094D1 true DE602005005094D1 (de) | 2008-04-17 |
DE602005005094T2 DE602005005094T2 (de) | 2009-03-26 |
Family
ID=34651514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005005094T Active DE602005005094T2 (de) | 2004-01-27 | 2005-01-27 | Magnetischer Kreis und Stellantrieb für optisches Abtastgerät und optisches Aufzeichnungs- und/oder Wiedergabegerät das diesen Stellantrieb verwendet |
Country Status (7)
Country | Link |
---|---|
US (1) | US7631322B2 (de) |
EP (1) | EP1560207B1 (de) |
JP (1) | JP3893140B2 (de) |
KR (1) | KR100532497B1 (de) |
CN (1) | CN100341058C (de) |
DE (1) | DE602005005094T2 (de) |
TW (1) | TWI253644B (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006118221A1 (ja) * | 2005-04-28 | 2006-11-09 | Matsushita Electric Industrial Co., Ltd. | 対物レンズの傾き調整方法、光ピックアップの製造方法、対物レンズの傾き調整装置、光ピックアップ部品、光ピックアップ、及び光情報記録再生装置 |
EP1966793A1 (de) * | 2005-12-21 | 2008-09-10 | Koninklijke Philips Electronics N.V. | Aktuator für einen optischen lesekopf und optische scan-vorrichtung |
WO2007111034A1 (ja) * | 2006-03-29 | 2007-10-04 | Mitsubishi Electric Corporation | 光学手段駆動装置 |
KR100732355B1 (ko) | 2006-02-25 | 2007-06-27 | 도시바삼성스토리지테크놀러지코리아 주식회사 | 광픽업 액츄에이터 |
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 |
EP1968052A1 (de) * | 2007-03-05 | 2008-09-10 | Deutsche Thomson OHG | Lesekopf für den Zugang zu beweglichen Speichermedien und Laufwerk mit dem Lesekopf |
TWM418375U (en) * | 2010-12-31 | 2011-12-11 | Topray Technologies Inc | Electromagnetic actuator for optical read/write head |
KR102003043B1 (ko) * | 2012-12-28 | 2019-07-23 | 삼성전자주식회사 | 연성 인쇄회로기판 및 이를 구비한 소형 카메라 장치 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980083599A (ko) | 1997-05-16 | 1998-12-05 | 배순훈 | 광픽업장치의 일체형 엑츄에이터 |
JPH11296884A (ja) | 1998-04-08 | 1999-10-29 | Hitachi Ltd | 対物レンズ駆動装置及びこれを用いたディスク装置 |
JP2000020983A (ja) | 1998-07-03 | 2000-01-21 | Toshiba Corp | 光学ヘッド装置及びディスク記録又は再生装置 |
JP2000353329A (ja) | 1999-06-10 | 2000-12-19 | Matsushita Electric Ind Co Ltd | アクチュエータ装置 |
JP2001325739A (ja) | 2000-05-16 | 2001-11-22 | Fujitsu Ltd | 可動コイル型レンズアクチュエータ及びその駆動回路 |
KR20010109836A (ko) | 2000-06-02 | 2001-12-12 | 구자홍 | 광 픽업 엑츄에이터 |
KR100408413B1 (ko) * | 2001-06-08 | 2003-12-06 | 삼성전자주식회사 | 광픽업용 액츄에이터 |
KR100498443B1 (ko) | 2002-01-08 | 2005-07-01 | 삼성전자주식회사 | 광픽업용 액츄에이터 |
KR100941532B1 (ko) * | 2002-03-26 | 2010-02-10 | 파나소닉 주식회사 | 대물 렌즈 구동 장치, 광헤드 및 광디스크 장치 |
EP1355301A3 (de) * | 2002-04-20 | 2006-03-29 | Lg Electronics Inc. | Aktuator für optisches Abtastgerät |
US7287264B2 (en) | 2002-06-06 | 2007-10-23 | Ricoh Company, Ltd. | Objective lens drive apparatus with objective lens portion movable along support member axial direction |
KR100505648B1 (ko) * | 2002-11-14 | 2005-08-03 | 삼성전자주식회사 | 자기 회로 및 이를 채용한 광픽업 액츄에이터 및 광 기록및/또는 재생기기 |
-
2004
- 2004-01-27 KR KR10-2004-0004997A patent/KR100532497B1/ko not_active IP Right Cessation
-
2005
- 2005-01-26 TW TW094102291A patent/TWI253644B/zh active
- 2005-01-27 EP EP05250431A patent/EP1560207B1/de not_active Expired - Fee Related
- 2005-01-27 JP JP2005020358A patent/JP3893140B2/ja not_active Expired - Fee Related
- 2005-01-27 CN CNB2005100542453A patent/CN100341058C/zh not_active Expired - Fee Related
- 2005-01-27 US US11/043,453 patent/US7631322B2/en not_active Expired - Fee Related
- 2005-01-27 DE DE602005005094T patent/DE602005005094T2/de active Active
Also Published As
Publication number | Publication date |
---|---|
US20050185532A1 (en) | 2005-08-25 |
DE602005005094T2 (de) | 2009-03-26 |
EP1560207A3 (de) | 2006-12-06 |
CN100341058C (zh) | 2007-10-03 |
TW200527417A (en) | 2005-08-16 |
EP1560207A2 (de) | 2005-08-03 |
KR20050077378A (ko) | 2005-08-02 |
TWI253644B (en) | 2006-04-21 |
JP3893140B2 (ja) | 2007-03-14 |
EP1560207B1 (de) | 2008-03-05 |
CN1664938A (zh) | 2005-09-07 |
US7631322B2 (en) | 2009-12-08 |
KR100532497B1 (ko) | 2005-11-30 |
JP2005216472A (ja) | 2005-08-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |