US 12,169,613 B2
Display panel, method for driving display panel, and display apparatus
Lei Suo, Wuhan (CN)
Assigned to Wuban Tianma Microelectronics Co., Ltd., Wuhan (CN); and Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch, Pudong New District (CN)
Filed by WUHAN TIANMA MICROELECTRONICS CO., LTD., Wuhan (CN); and Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch, Shanghai (CN)
Filed on Apr. 5, 2022, as Appl. No. 17/713,618.
Claims priority of application No. 202210077655.3 (CN), filed on Jan. 24, 2022.
Prior Publication US 2022/0229501 A1, Jul. 21, 2022
Int. Cl. G06F 3/042 (2006.01); G06F 3/041 (2006.01); G09G 3/3291 (2016.01)
CPC G06F 3/042 (2013.01) [G06F 3/04164 (2019.05); G09G 3/3291 (2013.01); G09G 2354/00 (2013.01); G09G 2360/148 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display panel, comprising:
at least one pixel circuit;
at least one light-emitting device coupled to the at least one pixel circuit;
at least one data line; and
a first voltage signal line,
wherein one pixel circuit of the at least one pixel circuit comprises a data writing transistor and a photodiode; the data writing transistor comprises a first electrode coupled to one of the at least one data line and a second electrode coupled to a first electrode of the photodiode; and the photodiode further comprises a second electrode coupled to the first voltage signal line, and
wherein the one pixel circuit further comprises a first transistor, and the photodiode is coupled to the first voltage signal line through the first transistor.