US 12,230,194 B2
Display panel and display device
Chengxu Li, Xiamen (CN); Xiangyuan Li, Xiamen (CN); Jingzhu Li, Xiamen (CN); and Bing Wang, Xiamen (CN)
Assigned to Xiamen Tianma Display Technology Co., Ltd., Xiamen (CN)
Filed by Xiamen Tianma Display Technology Co., Ltd., Xiamen (CN)
Filed on Oct. 16, 2023, as Appl. No. 18/380,428.
Claims priority of application No. 202310791870.4 (CN), filed on Jun. 29, 2023.
Prior Publication US 2024/0038151 A1, Feb. 1, 2024
Int. Cl. G09G 3/32 (2016.01)
CPC G09G 3/32 (2013.01) [G09G 2300/0842 (2013.01); G09G 2310/0286 (2013.01); G09G 2330/021 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display panel, comprising a substrate and a drive circuit located on one side of the substrate; wherein
the drive circuit comprises a first transistor, the first transistor comprises a first active layer, and the first active layer comprises an oxide semiconductor; and
the drive circuit further comprises a first capacitor, and one capacitor plate of the first capacitor is disposed in a same layer as the first active layer;
wherein the drive circuit comprises a pixel circuit, the pixel circuit comprises a data writing transistor, a drive transistor, and a node potential adjustment capacitor, wherein the node potential adjustment capacitor is disposed in series between a gate of the data writing transistor and a gate of the drive transistor; and the first capacitor comprises the node potential adjustment capacitor.