US 12,243,468 B2
Display device
Heesook Park, Suwon-si (KR); Kyoungho Lim, Hwaseong-si (KR); and Daye Moon, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Feb. 15, 2023, as Appl. No. 18/109,995.
Claims priority of application No. 10-2022-0093103 (KR), filed on Jul. 27, 2022.
Prior Publication US 2024/0038133 A1, Feb. 1, 2024
Int. Cl. G09G 3/20 (2006.01)
CPC G09G 3/2092 (2013.01) [G09G 2320/0233 (2013.01); G09G 2330/021 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel divided into panel blocks including pixels; and
a display panel driver which drives the display panel, sets a time point to which a set time elapses from a time point when input image data is determined to be a still image as an operation time point, decreases a luminance gain from the operation time point, determines the set time based on accumulated deterioration amounts of the panel blocks, and applies the luminance gain to the input image data.