Title:
POV DISPLAY DEVICE AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/039298
Kind Code:
A1
Abstract:
The present invention relates to a rotary type display device comprising a fixed module and a rotation module, wherein the rotation module comprises: a rotating body frame; a light source module; a first sensor for sensing a rotational speed and a phase of the rotation module; and an image output control unit for controlling an image output using the light source module, by using a first sensing value obtained through the first sensor, and the fixed module comprises: a fixed body frame; a motor for rotating the rotating body frame; a second sensor for sensing the rotational speed and the phase of the rotation module; and a motor control unit for controlling at least one of the rotational speed and phase of the motor by using a second sensing value obtained through the second sensor.
Inventors:
LEE KYUNGHO (KR)
LEE SOOBEOM (KR)
LEE JAEWOON (KR)
CHEON JEONGIN (KR)
LEE SOOBEOM (KR)
LEE JAEWOON (KR)
CHEON JEONGIN (KR)
Application Number:
PCT/KR2020/011092
Publication Date:
February 24, 2022
Filing Date:
August 20, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
G09F9/30; F16M11/08; F16M11/20
Foreign References:
| KR102020797B1 | 2019-09-11 | |||
| KR20000012359U | 2000-07-05 | |||
| KR20180090171A | 2018-08-10 | |||
| KR100942557B1 | 2010-02-12 | |||
| US20170124925A1 | 2017-05-04 |
Attorney, Agent or Firm:
KBK & ASSOCIATES (KR)
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