US 11,893,927 B2
Display device and method of driving the same
Jung Taek Kim, Yongin-si (KR); Kyun Ho Kim, Yongin-si (KR); Jae Woo Ryu, Yongin-si (KR); Joon Suk Baik, Yongin-si (KR); Se Keun Lee, Yongin-si (KR); and Sang Su Han, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Jan. 6, 2023, as Appl. No. 18/151,142.
Application 18/151,142 is a continuation in part of application No. 17/220,087, filed on Apr. 1, 2021, granted, now 11,574,574.
Claims priority of application No. 10-2020-0120072 (KR), filed on Sep. 17, 2020.
Prior Publication US 2023/0142908 A1, May 11, 2023
Int. Cl. G09G 3/32 (2016.01)
CPC G09G 3/32 (2013.01) [G09G 2300/0842 (2013.01); G09G 2310/027 (2013.01); G09G 2310/061 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0247 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A display device comprising:
a processor which supplies grayscale data in active periods of frame periods and stops supply of the grayscale data in blank periods of the frame periods;
a power supply which supplies a first power voltage to a first power line; and
pixels commonly connected to the first power line,
wherein the blank periods include a first blank period of a first frame period and a second blank period of a second frame period,
wherein when the second blank period is longer than the first blank period, the power supply supplies the first power voltage having an increased voltage level, and
wherein when the second blank period is shorter than the first blank period, the power supply supplies the first power voltage having a decreased voltage level.