CN1230810C - 光学拾波致动器驱动方法 - Google Patents
光学拾波致动器驱动方法 Download PDFInfo
- Publication number
- CN1230810C CN1230810C CNB021443920A CN02144392A CN1230810C CN 1230810 C CN1230810 C CN 1230810C CN B021443920 A CNB021443920 A CN B021443920A CN 02144392 A CN02144392 A CN 02144392A CN 1230810 C CN1230810 C CN 1230810C
- Authority
- CN
- China
- Prior art keywords
- coil
- focusing
- tilt
- bobbin
- tilt coil
- 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 - Fee Related
Links
Images
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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
-
- 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
- G11B7/0908—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 for focusing only
-
- 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
- G11B7/095—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
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (26)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR34687/01 | 2001-06-19 | ||
KR34687/2001 | 2001-06-19 | ||
KR10-2001-0034687A KR100421042B1 (ko) | 2001-06-19 | 2001-06-19 | 광픽업 액튜에이터 구동 방법 및 광픽업 액튜에이터 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1402232A CN1402232A (zh) | 2003-03-12 |
CN1230810C true CN1230810C (zh) | 2005-12-07 |
Family
ID=19711043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021443920A Expired - Fee Related CN1230810C (zh) | 2001-06-19 | 2002-06-19 | 光学拾波致动器驱动方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US6721110B2 (zh) |
EP (1) | EP1271493B1 (zh) |
JP (2) | JP2003006901A (zh) |
KR (1) | KR100421042B1 (zh) |
CN (1) | CN1230810C (zh) |
TW (1) | TW584845B (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100421041B1 (ko) * | 2001-06-19 | 2004-03-04 | 삼성전자주식회사 | 광픽업 액튜에이터, 광픽업 장치 및 광기록/재생 장치 |
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 |
US20040223423A1 (en) * | 2002-04-11 | 2004-11-11 | Shiro Tsuda | Optical pick-up actuator and method for assembling an optical pick-up actuator |
EP1355301A3 (en) * | 2002-04-20 | 2006-03-29 | Lg Electronics Inc. | Optical pick-up actuator |
KR20030085725A (ko) * | 2002-05-01 | 2003-11-07 | 삼성전자주식회사 | 광픽업의 대물렌즈 구동장치 |
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 |
JP2004326885A (ja) * | 2003-04-23 | 2004-11-18 | Funai Electric Co Ltd | 光ヘッドの対物レンズ駆動装置 |
US7352662B2 (en) * | 2003-06-13 | 2008-04-01 | Samsung Electronics Co., Ltd. | Molded coil device for actuator of disc drive |
KR100555510B1 (ko) * | 2003-07-24 | 2006-03-03 | 삼성전자주식회사 | 지지부재, 광픽업 액튜에이터 및 광기록/재생 장치 |
KR20050028419A (ko) | 2003-09-18 | 2005-03-23 | 삼성전자주식회사 | 광디스크 드라이브의 광픽업장치용 액츄에이터 |
US20090213717A1 (en) * | 2005-04-28 | 2009-08-27 | Matsushita Electric Industrial Co., Ltd. | Method of adjusting inclination of objective lenses, method of producing optical pickup, device for adjusting inclination of objective lenses, optical pickup component, optical pickup, and optical information recording and reproducing device |
JP2007149303A (ja) * | 2005-10-25 | 2007-06-14 | Sony Corp | 光ピックアップ及び光ディスク装置 |
TWI322424B (en) * | 2005-12-27 | 2010-03-21 | Ind Tech Res Inst | Objective lens deiving apparatus |
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 |
JP4661728B2 (ja) * | 2006-08-07 | 2011-03-30 | ソニー株式会社 | 光ピックアップ |
JP2008065887A (ja) * | 2006-09-05 | 2008-03-21 | Sony Corp | 光ピックアップ |
JP4654214B2 (ja) | 2007-04-11 | 2011-03-16 | 株式会社日立メディアエレクトロニクス | 光ピックアップとその製造方法 |
MX2014006380A (es) * | 2011-12-02 | 2014-07-09 | Koninkl Philips Nv | Configuracion de bobina para formacion de imagen de particula magnetica (mpi). |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2052829B (en) * | 1979-04-27 | 1983-01-12 | Olympus Optical Co | Apparatus for driving objective lens in tracking direction |
JP2798719B2 (ja) * | 1989-08-15 | 1998-09-17 | オリンパス光学工業株式会社 | 光学系支持装置 |
JPH0765397A (ja) * | 1993-08-23 | 1995-03-10 | Matsushita Electric Ind Co Ltd | 光ディスク装置 |
US5663840A (en) * | 1994-06-14 | 1997-09-02 | Nec Corporation | Objective lens actuator for optical head and used for high speed access |
JPH08203103A (ja) * | 1995-01-25 | 1996-08-09 | Asahi Chem Ind Co Ltd | レンズ駆動用プリントコイル |
KR100220391B1 (ko) * | 1996-06-12 | 1999-09-15 | 구자홍 | 광픽업용 액츄에이터 |
JP3733183B2 (ja) * | 1996-10-09 | 2006-01-11 | オリンパス株式会社 | 対物レンズ駆動装置 |
US5905255A (en) * | 1997-01-14 | 1999-05-18 | Matsushita Electric Industrial Co., Ltd. | Objective lens driver |
JPH10334486A (ja) * | 1997-05-27 | 1998-12-18 | Mitsumi Electric Co Ltd | 光ピックアップ |
JP3872237B2 (ja) * | 1999-10-15 | 2007-01-24 | パイオニア株式会社 | レンズ駆動装置 |
EP1098304B1 (en) * | 1999-10-15 | 2006-08-09 | Pioneer Corporation | Lens driving apparatus |
KR100708093B1 (ko) * | 2000-06-30 | 2007-04-16 | 삼성전자주식회사 | 광픽업 조립체 |
JP3822434B2 (ja) * | 2000-12-13 | 2006-09-20 | 株式会社リコー | 対物レンズ駆動装置 |
-
2001
- 2001-06-19 KR KR10-2001-0034687A patent/KR100421042B1/ko not_active IP Right Cessation
-
2002
- 2002-06-12 TW TW091112773A patent/TW584845B/zh not_active IP Right Cessation
- 2002-06-17 JP JP2002176293A patent/JP2003006901A/ja active Pending
- 2002-06-18 EP EP02254227A patent/EP1271493B1/en not_active Expired - Lifetime
- 2002-06-19 CN CNB021443920A patent/CN1230810C/zh not_active Expired - Fee Related
- 2002-06-19 US US10/173,958 patent/US6721110B2/en not_active Expired - Lifetime
-
2004
- 2004-02-06 US US10/772,339 patent/US6785065B1/en not_active Expired - Lifetime
-
2005
- 2005-06-24 JP JP2005185535A patent/JP4198132B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100421042B1 (ko) | 2004-03-04 |
US20040156126A1 (en) | 2004-08-12 |
CN1402232A (zh) | 2003-03-12 |
US6785065B1 (en) | 2004-08-31 |
EP1271493A3 (en) | 2007-10-31 |
JP2003006901A (ja) | 2003-01-10 |
TW584845B (en) | 2004-04-21 |
US6721110B2 (en) | 2004-04-13 |
US20030011900A1 (en) | 2003-01-16 |
EP1271493A2 (en) | 2003-01-02 |
JP2005285330A (ja) | 2005-10-13 |
KR20020096297A (ko) | 2002-12-31 |
EP1271493B1 (en) | 2012-11-14 |
JP4198132B2 (ja) | 2008-12-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: TOSHIBA SAMSUNG STORAGE TECHNO Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD. Effective date: 20140723 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140723 Address after: Gyeonggi Do, South Korea Patentee after: Toshiba Samsung Storage Technology Korea Co., Address before: Gyeonggi Do, South Korea Patentee before: Samsung Electronics Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051207 Termination date: 20170619 |