US 12,266,286 B2
Display device
Sang Hyuk Ahn, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Jul. 20, 2023, as Appl. No. 18/224,437.
Claims priority of application No. 10-2023-0053816 (KR), filed on Apr. 25, 2023.
Prior Publication US 2024/0363049 A1, Oct. 31, 2024
Int. Cl. G09G 3/20 (2006.01)
CPC G09G 3/2007 (2013.01) [G09G 2320/0247 (2013.01); G09G 2320/0673 (2013.01); G09G 2320/0693 (2013.01); G09G 2354/00 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A display device comprising:
a display;
a power supply circuit configured to supply a display voltage to the display; and
a controller configured to obtain a calibrated voltage value for correcting the display voltage based on a temperature of the display device and output a voltage to the display based on the temperature of the display device and the calibrated voltage value,
wherein the controller is configured to obtain a final temperature of the display device when receiving a user input for turning off power of the display device, and output at least one gray pattern to the display to obtain the display voltage.