US 12,361,878 B2
Display panel, driving method of display panel, and display device
Weixing Liu, Xiamen (CN); and Ying Sun, Xiamen (CN)
Assigned to Xiamen Tianma Display Technology Co., Ltd., Xiamen (CN)
Filed by Xiamen Tianma Display Technology Co., Ltd., Xiamen (CN)
Filed on Dec. 29, 2023, as Appl. No. 18/399,811.
Claims priority of application No. 202311282263.1 (CN), filed on Oct. 7, 2023.
Prior Publication US 2024/0135877 A1, Apr. 25, 2024
Prior Publication US 2024/0233640 A9, Jul. 11, 2024
Int. Cl. G09G 3/3233 (2016.01)
CPC G09G 3/3233 (2013.01) [G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2300/0861 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0247 (2013.01); G09G 2320/0686 (2013.01); G09G 2330/021 (2013.01); G09G 2340/0435 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A display panel, comprising:
a first display region; and
a second display region;
wherein a working process of the display panel comprises a first mode;
in the first mode, a data refresh rate of the first display region is F11, a data refresh rate of the second display region is F21, and F11≠F21;
in the first mode, a driving parameter of the first display region is different from a driving parameter of the second display region, the driving parameter of the first display region is used for controlling brightness of the first display region, and the driving parameter of the second display region is used for controlling brightness of the second display region; and
the display panel further comprises a pixel circuit and a light-emitting element, wherein the pixel circuit is connected to the light-emitting element, the pixel circuit is configured to receive a positive power supply voltage, the driving parameter of the first display region comprises a first positive power supply voltage, and the driving parameter of the second display region comprises a second positive power supply voltage; and in the first mode, the first positive power supply voltage is VDD11, the second positive power supply voltage is VDD21, and VDD11≠VDD21;
wherein F11>F21, and VDD11<VDD21; or F11<F21, and VDD11>VDD21.