JP4106354B2 - 光ピックアップ装置 - Google Patents
光ピックアップ装置 Download PDFInfo
- Publication number
- JP4106354B2 JP4106354B2 JP2004262073A JP2004262073A JP4106354B2 JP 4106354 B2 JP4106354 B2 JP 4106354B2 JP 2004262073 A JP2004262073 A JP 2004262073A JP 2004262073 A JP2004262073 A JP 2004262073A JP 4106354 B2 JP4106354 B2 JP 4106354B2
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- coil
- connection
- optical pickup
- conductive
- 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
- G11B7/09—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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
- G11B7/1374—Objective lenses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
Description
12…可動部
19…対物レンズ
21a,21b…フォーカスコイル
21c,21d…フォーカスコイルの端末線
22a,22b…チルトコイル
22c,22d…チルトコイルの端末線
23a,23b,23c,23d…トラッキングコイル
23e,23f…トラッキングコイルの端末線
26,42,62,82…接続基板
26c,42c,62c,82c…平面部
26d〜26g,42d,42e,62d,62e,82d,82d…側面部
27,44,45,64,65,85…側面端子(端末用凹部)
28,47,67…平面固定部
30…支持基板
31,32…導電性融着材
35a〜35f…支持ワイヤー(支持部材)
84a,84b,84c…支持部材の端末用凹部
Claims (4)
- 光ディスクの記録面にレーザー光を集光するための対物レンズを備えた可動部と、
その一端側は支持基板に固定され、他端側は上記可動部に接続されることにより、上記可動部を支持する支持部材と、
上記可動部に設けられたコイルと、
を有する光ピックアップ装置において、
上記可動部の少なくとも一方の側面には接続基板が配置され、当該接続基板の平面部には、上記支持部材が電気的に接続されるための固定部位が設けられ、上記平面部の面に対して垂直方向となる面を有する上記接続基板の側面部に、上記コイルの端末線が電気的に接続されるための上記コイルの端末用凹部が設けられ、導電性融着材が、上記平面部から上記支持部材が存在する側に突出しないように、上記端末線が上記端末用凹部内にて接続され、上記固定部位と上記端末用凹部とを介して上記支持部材と上記コイルとが電気的に接続されていることを特徴とする光ピックアップ装置。 - 前記接続基板の前記平面部の一端側には、前記支持部材が導電性融着材により電気的に接続されるための支持部材の端末用凹部が設けられ、導電可能となっている前記コイルの端末用凹部と上記支持部材の端末用凹部とを介して前記支持部材と前記コイルの端末線とが電気的に接続されていることを特徴とする請求項1記載の光ピックアップ装置。
- 前記端末用凹部は、半円形、V字型、コ字型、U字型、斜面型またはL字型の形状から構成されていることを特徴とする請求項1または2記載の光ピックアップ装置。
- 前記端末用凹部の内周全面にパッドが形成されていることを特徴とする請求項1から3のいずれか1項記載の光ピックアップ装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004262073A JP4106354B2 (ja) | 2004-09-09 | 2004-09-09 | 光ピックアップ装置 |
KR1020050079939A KR100891642B1 (ko) | 2004-09-09 | 2005-08-30 | 광 픽업 장치 |
CNB2005100980091A CN100470644C (zh) | 2004-09-09 | 2005-09-01 | 光头装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004262073A JP4106354B2 (ja) | 2004-09-09 | 2004-09-09 | 光ピックアップ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006079716A JP2006079716A (ja) | 2006-03-23 |
JP4106354B2 true JP4106354B2 (ja) | 2008-06-25 |
Family
ID=36159042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004262073A Expired - Fee Related JP4106354B2 (ja) | 2004-09-09 | 2004-09-09 | 光ピックアップ装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP4106354B2 (ja) |
KR (1) | KR100891642B1 (ja) |
CN (1) | CN100470644C (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100788705B1 (ko) * | 2006-11-17 | 2007-12-26 | 삼성전자주식회사 | 광픽업 액츄에이터 |
CN107533209B (zh) * | 2015-04-30 | 2020-06-19 | 阿尔卑斯阿尔派株式会社 | 透镜驱动装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2856078B2 (ja) * | 1994-09-20 | 1999-02-10 | 松下電器産業株式会社 | 対物レンズアクチュエータ |
-
2004
- 2004-09-09 JP JP2004262073A patent/JP4106354B2/ja not_active Expired - Fee Related
-
2005
- 2005-08-30 KR KR1020050079939A patent/KR100891642B1/ko not_active IP Right Cessation
- 2005-09-01 CN CNB2005100980091A patent/CN100470644C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006079716A (ja) | 2006-03-23 |
CN100470644C (zh) | 2009-03-18 |
KR20060050813A (ko) | 2006-05-19 |
CN1758349A (zh) | 2006-04-12 |
KR100891642B1 (ko) | 2009-04-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4106354B2 (ja) | 光ピックアップ装置 | |
US20010028621A1 (en) | Optical pickup apparatus | |
KR101330202B1 (ko) | 대물렌즈 구동 유니트 및 이를 적용하는 광 픽업 장치 | |
JP4223018B2 (ja) | 光ピックアップアクチュエータ | |
JP4137108B2 (ja) | 光ピックアップ装置及び光ディスク装置 | |
JP2007095175A (ja) | 光ピックアップ | |
JP4404824B2 (ja) | 光ピックアップアクチュエータ | |
JP2006085748A (ja) | 光ピックアップ装置 | |
KR101315447B1 (ko) | 대물렌즈 구동 유니트 및 이를 적용하는 광 픽업 장치 | |
JP4215599B2 (ja) | 対物レンズ駆動装置および光ピックアップ | |
TWI281149B (en) | Improved structure of carrier assembly for read-write head of optical disc drive | |
JP4379304B2 (ja) | 光ピックアップのワイヤ接続方法 | |
JP5389862B2 (ja) | 対物レンズ駆動装置およびそれを用いた光ピックアップ | |
JP3794685B2 (ja) | 光ピックアップ装置および光ヘッド装置 | |
JP2004265480A (ja) | 微小位置調整装置 | |
JP4750826B2 (ja) | 光ピックアップ装置 | |
JP2007172776A (ja) | 光ピックアップ | |
JP4364835B2 (ja) | 光ディスクドライバのレンズホルダー | |
JP2007200510A (ja) | 光ピックアップ装置及び光ディスク装置 | |
JP3112521U (ja) | 光ディスクドライバのレンズホルダー | |
JP2009070529A (ja) | 光ピックアップ装置 | |
JP2007188594A (ja) | レンズ駆動装置 | |
JP2010055654A (ja) | 光ピックアップおよびその対物レンズアセンブリ | |
JP2000235718A (ja) | 光ピックアップ装置およびその組み立て方法 | |
JP2018129107A (ja) | レンズホルダ、対物レンズ駆動装置、光ピックアップ装置およびレンズホルダの製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20070511 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070605 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070803 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20080318 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20080331 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110404 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120404 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120404 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130404 Year of fee payment: 5 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130404 Year of fee payment: 5 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140404 Year of fee payment: 6 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |