Title:
ZOOM LENS ACTUATOR CONTROL APPARATUS AND ZOOM CAMERA USING SAME
Document Type and Number:
WIPO Patent Application WO/2022/131567
Kind Code:
A1
Abstract:
A zoom lens actuator control apparatus according to an embodiment of the present invention comprises: an instruction detection unit for detecting a location instruction for moving a lens unit stopped at one location on a guide rail to a target location on the guide rail; and a control conversion unit for, after the location instruction is detected by the instruction detection unit, transmitting, to a zoom lens actuator, an initial control signal of a first control unit before a pre-determined control conversion time point is reached, and when the control conversion time point is reached, transmitting, to the zoom lens actuator, a subsequent control signal of a second control unit instead of the initial control signal of the first control unit.
Inventors:
CHOI SUNGWON (KR)
HAN INWOO (KR)
PARK NOHYEOL (KR)
HAN INWOO (KR)
PARK NOHYEOL (KR)
Application Number:
PCT/KR2021/016598
Publication Date:
June 23, 2022
Filing Date:
November 15, 2021
Export Citation:
Assignee:
DONG WOON ANATECH CO LTD (KR)
International Classes:
H04N5/232; H04N5/225
Foreign References:
| JP2014236532A | 2014-12-15 | |||
| KR100412486B1 | 2003-12-31 | |||
| KR101250572B1 | 2013-04-03 | |||
| KR20070003460A | 2007-01-05 | |||
| JPH09191676A | 1997-07-22 |
Attorney, Agent or Firm:
YOON, Seongho (KR)
Download PDF:
Previous Patent: ELECTRONIC DEVICE AND OPERATION METHOD OF ELECTRONIC DEVICE
Next Patent: DISPLAY DEVICE
Next Patent: DISPLAY DEVICE