US 12,243,454 B2
Apparatus, method and system for displaying image
Woo Hyeok Lim, Seoul (KR)
Assigned to MOTOV CO., LTD., Incheon (KR)
Appl. No. 17/904,648
Filed by MOTOV CO., LTD., Incheon (KR)
PCT Filed Feb. 21, 2020, PCT No. PCT/KR2020/002519
§ 371(c)(1), (2) Date Feb. 17, 2023,
PCT Pub. No. WO2021/167139, PCT Pub. Date Aug. 26, 2021.
Prior Publication US 2023/0274676 A1, Aug. 31, 2023
Int. Cl. G09G 3/00 (2006.01); G06Q 30/0272 (2023.01); G06Q 30/0273 (2023.01)
CPC G09G 3/006 (2013.01) [G06Q 30/0272 (2013.01); G06Q 30/0273 (2013.01); G09G 2330/12 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A mobile image display apparatus comprising:
a fixing unit having a means capable of being fixed to a moving means;
a display for displaying an image, in which a checksum pattern for determining whether a screen is normally output is inserted;
a processor for reproducing image data so that the image is displayed through the display; and
a sensor for detecting an illuminance value of a position where the checksum pattern is displayed by the display,
wherein the sensor is installed facing an area where the checksum pattern is displayed, and
wherein white pixels or black pixels are alternately inserted into the area where the checksum pattern is inserted according to time.