US 12,277,913 B2
Display device including timing controller that operates display panel in low speed mode, display panel, and display driving method
Nakyoon Kim, Seoul (KR); Changhoon Jeon, Gyeonggi-do (KR); and Hongsoon Kim, Gyeonggi-do (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Oct. 31, 2023, as Appl. No. 18/499,105.
Application 18/499,105 is a continuation of application No. 17/975,512, filed on Oct. 27, 2022, granted, now 11,830,443.
Claims priority of application No. 10-2021-0153851 (KR), filed on Nov. 10, 2021.
Prior Publication US 2024/0062728 A1, Feb. 22, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G09G 3/30 (2006.01); G09G 3/20 (2006.01); G09G 3/3233 (2016.01); G09G 3/3291 (2016.01)
CPC G09G 3/3291 (2013.01) [G09G 3/2096 (2013.01); G09G 3/3233 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0247 (2013.01); G09G 2320/0257 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device, comprising:
a display panel including:
a light emitting element; and
a driving transistor configured to provide a driving current to the light emitting element based on a driving voltage;
a plurality of emission signal lines;
an emission driving circuit configured to supply a plurality of emission signals to the display panel through the plurality of emission signal lines; and
a timing controller configured to, in a low speed mode in which the display panel is operated at a low driving frequency, control the driving current to be applied to the driving transistor during a first emission control period after a bias voltage is applied to the driving transistor and control the driving current to be applied to the light emitting element through the driving transistor during a second emission control period.