CN1639780A - 能补偿光学记录介质的厚度偏差的光学拾取设备 - Google Patents
能补偿光学记录介质的厚度偏差的光学拾取设备 Download PDFInfo
- Publication number
- CN1639780A CN1639780A CNA038044080A CN03804408A CN1639780A CN 1639780 A CN1639780 A CN 1639780A CN A038044080 A CNA038044080 A CN A038044080A CN 03804408 A CN03804408 A CN 03804408A CN 1639780 A CN1639780 A CN 1639780A
- Authority
- CN
- China
- Prior art keywords
- optical
- light source
- focus control
- record medium
- optical pick
- 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.)
- Pending
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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
-
- 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
- G11B7/0935—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
-
- 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
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Abstract
Description
表面 | 曲率半径(mm) | 厚度或距离(mm) | 材料(折射率) |
s0 | ∞ | 0.1 | 空气(1.0) |
s1 | ∞ | 0.25 | BK7(1.514) |
s2 | ∞ | 11.945 | 空气(1.0) |
s3 | 32.0311 | 0.3293 | SF1(1.71) |
s4 | 5.927 | 1.4491 | BSM24(1.614) |
s5 | -6.09280 | 3.0 | 空气(1.0) |
s6 | 1.36399非球面系数K:-0.854874A:0.287815E-01B:0.883859E-02C:-.138755E-02D:0.278867E-02E:-.115832E-02F:0.740425E03G:-.319108E-03H:0.726333E-04 | 2.0 | GD(1.91) |
s7 | ∞ | 0.6 | PC(1.5785) |
Si | ∞ | 0.0 |
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0000987A KR100498443B1 (ko) | 2002-01-08 | 2002-01-08 | 광픽업용 액츄에이터 |
KR102002000987 | 2002-02-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1639780A true CN1639780A (zh) | 2005-07-13 |
Family
ID=19718274
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031001580A Expired - Fee Related CN1194342C (zh) | 2002-01-08 | 2003-01-03 | 光学拾取器致动器 |
CNA038044080A Pending CN1639780A (zh) | 2002-01-08 | 2003-02-20 | 能补偿光学记录介质的厚度偏差的光学拾取设备 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031001580A Expired - Fee Related CN1194342C (zh) | 2002-01-08 | 2003-01-03 | 光学拾取器致动器 |
Country Status (9)
Country | Link |
---|---|
US (2) | US7006307B2 (zh) |
JP (1) | JP3678729B2 (zh) |
KR (1) | KR100498443B1 (zh) |
CN (2) | CN1194342C (zh) |
GB (1) | GB2384906B (zh) |
HU (1) | HUP0300016A2 (zh) |
MY (1) | MY137484A (zh) |
NL (1) | NL1022322C2 (zh) |
TW (1) | TWI247296B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101546574B (zh) * | 2008-03-28 | 2012-06-27 | 三洋电机株式会社 | 光拾取装置 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4589107B2 (ja) * | 2002-06-04 | 2010-12-01 | 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 | 光ディスクシステム用の3次元アクチュエータ |
KR100505648B1 (ko) * | 2002-11-14 | 2005-08-03 | 삼성전자주식회사 | 자기 회로 및 이를 채용한 광픽업 액츄에이터 및 광 기록및/또는 재생기기 |
JP3849777B2 (ja) * | 2003-01-10 | 2006-11-22 | 船井電機株式会社 | 光ピックアップ |
JP2004295932A (ja) * | 2003-03-25 | 2004-10-21 | Funai Electric Co Ltd | 光ヘッドの対物レンズ駆動装置 |
KR100524980B1 (ko) * | 2003-07-28 | 2005-10-31 | 삼성전자주식회사 | 광픽업 액튜에이터, 광픽업 장치 및 광기록/재생 장치 |
KR20050028419A (ko) | 2003-09-18 | 2005-03-23 | 삼성전자주식회사 | 광디스크 드라이브의 광픽업장치용 액츄에이터 |
KR100555527B1 (ko) * | 2003-11-13 | 2006-03-03 | 삼성전자주식회사 | 고감도 광픽업 액츄에이터 및 이를 채용한 광 기록및/또는 재생기기 |
KR100524994B1 (ko) * | 2003-12-17 | 2005-10-31 | 삼성전자주식회사 | 자기 회로 및 광 기록 및/또는 재생기기 |
KR100532497B1 (ko) * | 2004-01-27 | 2005-11-30 | 삼성전자주식회사 | 자기 회로 및 이를 채용한 광픽업용 액츄에이터 및 광기록 및/또는 재생기기 |
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 |
KR20050112010A (ko) * | 2004-05-24 | 2005-11-29 | 삼성전자주식회사 | 광픽업 액츄에이터 및 이를 채용한 광디스크 드라이브 |
KR100688597B1 (ko) | 2005-03-25 | 2007-03-02 | 도시바삼성스토리지테크놀러지코리아 주식회사 | 고추력을 갖는 광픽업 액츄에이터 및 이를 이용한광기록/재생장치 |
CN100401399C (zh) * | 2005-03-29 | 2008-07-09 | 富士通株式会社 | 光学拾取头 |
KR100682064B1 (ko) * | 2005-05-18 | 2007-02-15 | 삼성전자주식회사 | 광픽업용 액츄에이터 및 이를 포함하는 광 기록/재생장치 |
EP1724766A1 (en) * | 2005-05-18 | 2006-11-22 | Deutsche Thomson-Brandt Gmbh | Pickup for optical recording media and device having the pickup |
EP1801797A1 (de) * | 2005-12-20 | 2007-06-27 | Deutsche Thomson-Brandt Gmbh | Gerät zum Zugreifen auf optische Aufzeichnungsträger |
JP2007226933A (ja) * | 2006-01-25 | 2007-09-06 | Matsushita Electric Ind Co Ltd | 対物レンズ駆動装置、対物レンズ駆動装置の製造方法、光ピックアップ装置、及び光ディスク装置 |
KR20080057484A (ko) * | 2006-12-20 | 2008-06-25 | 삼성전자주식회사 | 광픽업 액츄에이터 |
JP5106998B2 (ja) * | 2007-11-16 | 2012-12-26 | パナソニック株式会社 | 光学素子駆動装置及び撮像装置 |
KR102483619B1 (ko) * | 2017-12-22 | 2023-01-02 | 삼성전기주식회사 | 카메라 장치의 액추에이터 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US54559A (en) * | 1866-05-08 | Improved broom-head | ||
JPH06162540A (ja) | 1992-11-18 | 1994-06-10 | Matsushita Electric Ind Co Ltd | 光ディスク装置 |
JPH07105552A (ja) * | 1993-09-30 | 1995-04-21 | Sony Corp | 光学ピックアップ装置の2軸アクチュエータ |
US5663840A (en) * | 1994-06-14 | 1997-09-02 | Nec Corporation | Objective lens actuator for optical head and used for high speed access |
JP2760307B2 (ja) | 1995-03-30 | 1998-05-28 | 日本電気株式会社 | 光ヘッドの対物レンズアクチュエータ |
KR960009062U (ko) * | 1994-08-25 | 1996-03-16 | 3축 제어 광픽업 액츄에이터 | |
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 |
JPH0991722A (ja) * | 1995-09-22 | 1997-04-04 | Toshiba Corp | 光学式ピックアップ装置 |
US5949590A (en) * | 1995-12-29 | 1999-09-07 | Lg Electronics, Inc. | Actuator for optical pickup apparatus |
KR100253807B1 (ko) * | 1997-05-28 | 2000-04-15 | 구자홍 | 광픽업 액츄에이터 |
KR100297774B1 (ko) * | 1998-06-09 | 2001-08-07 | 윤종용 | 경사 조정 가능한 광픽업 구조체 |
US6344936B1 (en) * | 1999-09-29 | 2002-02-05 | Matsushita Electric Industrial Co., Ltd. | Objective lens driving apparatus |
JP2001167458A (ja) | 1999-09-29 | 2001-06-22 | Matsushita Electric Ind Co Ltd | 対物レンズ駆動装置 |
DE60029901T2 (de) * | 1999-10-15 | 2006-12-21 | Pioneer Corporation | Linsenantriebsvorrichtung |
KR20010064312A (ko) * | 1999-12-29 | 2001-07-09 | 구자홍 | 광픽업용 엑츄에이터 |
JP3998883B2 (ja) * | 2000-02-08 | 2007-10-31 | パイオニア株式会社 | ディスクプレーヤのレンズ駆動装置 |
JP3995857B2 (ja) | 2000-02-09 | 2007-10-24 | パイオニア株式会社 | ディスクプレーヤのレンズ駆動装置 |
JP2001229557A (ja) * | 2000-02-09 | 2001-08-24 | Pioneer Electronic Corp | ディスクプレーヤのレンズ駆動装置及びディスクプレーヤのレンズ駆動装置用のプリント基板コイル |
JP3834767B2 (ja) | 2000-07-31 | 2006-10-18 | Tdk株式会社 | 光ピックアップの対物レンズ駆動装置 |
JP2002030275A (ja) | 2000-07-17 | 2002-01-31 | Nihon Micro Coating Co Ltd | テクスチャ加工液及び方法 |
KR100518873B1 (ko) * | 2000-11-04 | 2005-09-30 | 엘지전자 주식회사 | 광 픽업 액츄에이터 |
JP2002245647A (ja) | 2001-02-20 | 2002-08-30 | Matsushita Electric Ind Co Ltd | 対物レンズ駆動装置 |
-
2002
- 2002-01-08 KR KR10-2002-0000987A patent/KR100498443B1/ko not_active IP Right Cessation
- 2002-12-19 MY MYPI20024801A patent/MY137484A/en unknown
- 2002-12-20 TW TW091136788A patent/TWI247296B/zh not_active IP Right Cessation
-
2003
- 2003-01-03 CN CNB031001580A patent/CN1194342C/zh not_active Expired - Fee Related
- 2003-01-06 GB GB0300168A patent/GB2384906B/en not_active Expired - Fee Related
- 2003-01-07 NL NL1022322A patent/NL1022322C2/nl not_active IP Right Cessation
- 2003-01-07 HU HU0300016A patent/HUP0300016A2/hu unknown
- 2003-01-08 JP JP2003002569A patent/JP3678729B2/ja not_active Expired - Fee Related
- 2003-01-08 US US10/337,888 patent/US7006307B2/en not_active Expired - Fee Related
- 2003-02-20 CN CNA038044080A patent/CN1639780A/zh active Pending
-
2005
- 2005-10-07 US US11/245,191 patent/US7369335B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101546574B (zh) * | 2008-03-28 | 2012-06-27 | 三洋电机株式会社 | 光拾取装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2003203373A (ja) | 2003-07-18 |
GB2384906A (en) | 2003-08-06 |
US7006307B2 (en) | 2006-02-28 |
CN1431654A (zh) | 2003-07-23 |
US20060056081A1 (en) | 2006-03-16 |
GB2384906B (en) | 2004-07-14 |
NL1022322A1 (nl) | 2003-07-09 |
KR100498443B1 (ko) | 2005-07-01 |
TWI247296B (en) | 2006-01-11 |
US7369335B2 (en) | 2008-05-06 |
KR20030060326A (ko) | 2003-07-16 |
HUP0300016A2 (hu) | 2003-09-29 |
GB0300168D0 (en) | 2003-02-05 |
TW200301889A (en) | 2003-07-16 |
US20030128443A1 (en) | 2003-07-10 |
HU0300016D0 (en) | 2003-03-28 |
JP3678729B2 (ja) | 2005-08-03 |
CN1194342C (zh) | 2005-03-23 |
NL1022322C2 (nl) | 2004-04-20 |
MY137484A (en) | 2009-02-27 |
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CI01 | Correction of invention patent gazette |
Correction item: Priority Correct: [31]10-2002-0009877 False: [31]10-2002-000987 Number: 28 Volume: 21 |
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CI02 | Correction of invention patent application |
Correction item: Priority Correct: [31]10-2002-0009877 False: [31]10-2002-000987 Number: 28 Page: The title page Volume: 21 |
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