KR20050074788A - 액츄에이터 및 광디스크 드라이브 장치 - Google Patents
액츄에이터 및 광디스크 드라이브 장치 Download PDFInfo
- Publication number
- KR20050074788A KR20050074788A KR1020040002680A KR20040002680A KR20050074788A KR 20050074788 A KR20050074788 A KR 20050074788A KR 1020040002680 A KR1020040002680 A KR 1020040002680A KR 20040002680 A KR20040002680 A KR 20040002680A KR 20050074788 A KR20050074788 A KR 20050074788A
- Authority
- KR
- South Korea
- Prior art keywords
- lens holder
- actuator
- present
- lens
- optical
- 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
- G11B7/0933—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
- G11B7/0932—Details of sprung supports
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (2)
- 대물렌즈를 포함하는 렌즈홀더와, 상기 렌즈홀더를 가동시키는 코일 및 마그네트와, 렌즈홀더의 양측에 접속된 일단과 양측 고정단에 접속된 타단을 갖는 탄성지지부재와, 상기 지지부재를 고정시키는 고정단을 포함하는 틸팅구동이 가능한 액츄에이터에 있어서,랜즈홀더가 원통형 또는 사각형을 가로로 자른모양으로 형성되어 광로가 형성되며, 광원에서 입사된 광이 상기 렌즈홀더 아래에 구성된 반사수단에 의해 반사되는 것을 특징으로 하는 액츄에이터 및 광 디스크 드라이브 장치.
- 제 1항에 있어서, 원통형 또는 사각형을 가로로 자른 일부분에 반사수단이 형성되는 것을 특징으로 하는 액츄에이터 및 광 디스크 드라이브 장치.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040002680A KR100569922B1 (ko) | 2004-01-14 | 2004-01-14 | 광 디스크 드라이브 장치 |
EP10184034A EP2270784A3 (en) | 2004-01-14 | 2004-12-20 | Actuator of optical pick-up device |
EP04106749A EP1560206A3 (en) | 2004-01-14 | 2004-12-20 | Actuator of optical pick-up device |
CNB2004101041522A CN100474411C (zh) | 2004-01-14 | 2004-12-30 | 光学拾波设备的致动器 |
US11/034,513 US7414927B2 (en) | 2004-01-14 | 2005-01-11 | Actuator of optical pick-up device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040002680A KR100569922B1 (ko) | 2004-01-14 | 2004-01-14 | 광 디스크 드라이브 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050074788A true KR20050074788A (ko) | 2005-07-19 |
KR100569922B1 KR100569922B1 (ko) | 2006-04-10 |
Family
ID=37263287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040002680A KR100569922B1 (ko) | 2004-01-14 | 2004-01-14 | 광 디스크 드라이브 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100569922B1 (ko) |
-
2004
- 2004-01-14 KR KR1020040002680A patent/KR100569922B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR100569922B1 (ko) | 2006-04-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3791914B2 (ja) | 光ピックアップアクチュエータの3軸駆動装置 | |
KR20050010497A (ko) | 광픽업 및 디스크 드라이브 장치 | |
KR100569915B1 (ko) | 광 디스크 드라이브 장치 | |
KR100569932B1 (ko) | 광 픽업 액츄에이터 장치 | |
KR100569922B1 (ko) | 광 디스크 드라이브 장치 | |
KR100569919B1 (ko) | 광 디스크 드라이브 장치 | |
KR100569921B1 (ko) | 광 디스크 드라이브 장치 | |
KR100569920B1 (ko) | 광 디스크 드라이브 장치 | |
US7414927B2 (en) | Actuator of optical pick-up device | |
US6996039B2 (en) | Optical pick-up actuator | |
KR100361498B1 (ko) | 틸팅 구동이 가능한 액츄에이터의 지지구조 | |
KR100548246B1 (ko) | 광디스크 드라이브의 렌즈 돌출형 액츄에이터 | |
KR100370250B1 (ko) | 틸팅 구동이 가능한 액츄에이터의 지지구조 | |
KR100364353B1 (ko) | 광픽업 액츄에이터의 지지구조 | |
KR100601457B1 (ko) | 액츄에이터 장치 | |
JP4974850B2 (ja) | 対物レンズ駆動装置および光ピックアップ装置 | |
KR100624850B1 (ko) | 광 픽업 장치 | |
KR100624860B1 (ko) | 광 디스크 드라이브 | |
KR100690595B1 (ko) | 광픽업용 엑츄에이터 | |
KR100542012B1 (ko) | 광픽업 액츄에이터 지지구조 | |
JP3440461B2 (ja) | 二軸アクチュエータ | |
US20030112719A1 (en) | Optical pickup actuator | |
JP2003123287A (ja) | 対物レンズ駆動装置およびこれを備えた情報記録再生装置 | |
JP2008130140A (ja) | 対物レンズアクチュエータ及び光ディスク装置 | |
JP2003016668A (ja) | 対物レンズ駆動装置、光ピックアップ装置及び光ディスク装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20120329 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20130329 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20160330 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20170330 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20180329 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20190327 Year of fee payment: 14 |