US 12,347,389 B2
Driving circuit, driving module, driving method, display substrate and display device
Chengyuan Luo, Beijing (CN); Pan Xu, Beijing (CN); Ying Han, Beijing (CN); Xing Zhang, Beijing (CN); Donghui Zhao, Beijing (CN); Guangshuang Lv, Beijing (CN); Cheng Xu, Beijing (CN); Xing Yao, Beijing (CN); Dandan Zhou, Beijing (CN); and Miao Liu, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 18/558,905
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Jan. 13, 2023, PCT No. PCT/CN2023/072074
§ 371(c)(1), (2) Date Nov. 3, 2023,
PCT Pub. No. WO2024/148601, PCT Pub. Date Jul. 18, 2024.
Prior Publication US 2025/0104646 A1, Mar. 27, 2025
Int. Cl. G09G 3/3266 (2016.01)
CPC G09G 3/3266 (2013.01) [G09G 2310/061 (2013.01); G09G 2310/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A driving circuit, comprising a first leakage prevention circuit, an output circuit and a first control node control circuit; wherein
the first control node control circuit is electrically connected to a first control node, and is configured to control a potential of the first control node;
the output circuit is electrically connected to a first node, a first voltage line, and a driving signal output terminal, respectively, and is configured to control to connect or disconnect the driving signal output terminal and the first voltage line under the control of a potential of the first node;
the first leakage prevention circuit is electrically connected to the first voltage line, the first control node, the first node, a first intermediate node and a second voltage line, and is configured to control to connect or disconnect the first control node, the first node and the first intermediate node under the control of a first voltage signal provided by the first voltage line according to a potential of the first intermediate node, control to connect or disconnect the first intermediate node and the second voltage line under the control of the potential of the first node, and control to disconnect the first control node from the first node when the first intermediate node is connected to the second voltage line.