KR970000083Y1 - 광픽업용 스캐닝 장치 - Google Patents
광픽업용 스캐닝 장치 Download PDFInfo
- Publication number
- KR970000083Y1 KR970000083Y1 KR2019910014037U KR910014037U KR970000083Y1 KR 970000083 Y1 KR970000083 Y1 KR 970000083Y1 KR 2019910014037 U KR2019910014037 U KR 2019910014037U KR 910014037 U KR910014037 U KR 910014037U KR 970000083 Y1 KR970000083 Y1 KR 970000083Y1
- Authority
- KR
- South Korea
- Prior art keywords
- optical
- light
- scanning device
- optical pickup
- concave
- 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
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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Abstract
Description
Claims (1)
- 정보를 기록재생하기 위하여 광기록매체를 광으로 스캐닝하는 광픽업용 스캐닝장치에 있어서, 평행광빔을 발생하며 상기 광기록매체로부터 반사되는 광을 수광하기 위한 광하계와, 상기 평행광빔을 상기 광기록매체 상에 광스폿으로 집속되도록 반사시키는 오목한 반사면을 가지며 그 집속되는 광스폿이 광기록매체위를 이동하도록 소정각도로 왕복회전되는 오목갈바노미터미러를 구비하여 되는 것을 특징으로 하는 광픽업용 스캐닝장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910014037U KR970000083Y1 (ko) | 1991-08-30 | 1991-08-30 | 광픽업용 스캐닝 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910014037U KR970000083Y1 (ko) | 1991-08-30 | 1991-08-30 | 광픽업용 스캐닝 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930005306U KR930005306U (ko) | 1993-03-22 |
KR970000083Y1 true KR970000083Y1 (ko) | 1997-01-04 |
Family
ID=19318585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019910014037U Expired - Fee Related KR970000083Y1 (ko) | 1991-08-30 | 1991-08-30 | 광픽업용 스캐닝 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR970000083Y1 (ko) |
-
1991
- 1991-08-30 KR KR2019910014037U patent/KR970000083Y1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR930005306U (ko) | 1993-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19910830 |
|
UA0201 | Request for examination |
Patent event date: 19910830 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
UG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
UE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19940226 |
|
AMND | Amendment | ||
E601 | Decision to refuse application | ||
UE0601 | Decision on rejection of utility model registration |
Comment text: Decision to Refuse Application Patent event code: UE06011S01D Patent event date: 19940517 |
|
J2X1 | Appeal (before the patent court) |
Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL |
|
UJ2001 | Appeal |
Decision date: 19961031 Appeal identifier: 1994201001103 Request date: 19940616 Appeal kind category: Appeal against decision to decline refusal |
|
UB0901 | Examination by re-examination before a trial |
Patent event code: UB09011R01I Patent event date: 19940616 Comment text: Request for Trial against Decision on Refusal Patent event code: UB09011R02I Patent event date: 19940326 Comment text: Amendment to Description, etc. |
|
UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19961210 |
|
B701 | Decision to grant | ||
UB0701 | Decision of registration after re-examination before a trial |
Patent event date: 19970325 Patent event code: UB07012S01D Comment text: Decision to Grant Registration Patent event date: 19940915 Patent event code: UB07011S01I Comment text: Transfer of Trial File for Re-examination before a Trial |
|
REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 19970416 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19970416 |
|
UR1001 | Payment of annual fee |
Payment date: 19991222 Start annual number: 4 End annual number: 4 |
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UR1001 | Payment of annual fee |
Payment date: 20001229 Start annual number: 5 End annual number: 5 |
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UR1001 | Payment of annual fee |
Payment date: 20011228 Start annual number: 6 End annual number: 6 |
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UR1001 | Payment of annual fee |
Payment date: 20021230 Start annual number: 7 End annual number: 7 |
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UR1001 | Payment of annual fee |
Payment date: 20031230 Start annual number: 8 End annual number: 8 |
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FPAY | Annual fee payment |
Payment date: 20041228 Year of fee payment: 9 |
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UR1001 | Payment of annual fee |
Payment date: 20041228 Start annual number: 9 End annual number: 9 |
|
LAPS | Lapse due to unpaid annual fee | ||
UC1903 | Unpaid annual fee |
Termination date: 20061209 Termination category: Default of registration fee |