US 12,322,343 B2
Driving circuit, driving method, driving module and display device
Ziyang Yu, Beijing (CN); Haijun Qiu, Beijing (CN); Ming Hu, Beijing (CN); Zhiliang Jiang, Beijing (CN); Tianyi Cheng, Beijing (CN); Jianpeng Wu, Beijing (CN); Wenbo Chen, Beijing (CN); Mengqi Wang, Beijing (CN); Cong Liu, Beijing (CN); Qian Xu, Beijing (CN); and Erjin Zhao, Beijing (CN)
Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 18/558,393
Filed by CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Dec. 19, 2022, PCT No. PCT/CN2022/140045
§ 371(c)(1), (2) Date Nov. 1, 2023,
PCT Pub. No. WO2024/130492, PCT Pub. Date Jun. 27, 2024.
Prior Publication US 2025/0104640 A1, Mar. 27, 2025
Int. Cl. G09G 3/3258 (2016.01)
CPC G09G 3/3258 (2013.01) [G09G 2310/08 (2013.01); G09G 2320/0247 (2013.01); G09G 2330/021 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A driving circuit, comprising a driving signal generation circuit, an output control circuit, a gating circuit, a voltage control circuit, a second node control circuit and an output circuit; wherein
the driving signal generation circuit is electrically connected to a first control node, a second control node and an Nth stage of driving signal output terminal respectively, and is configured to generate and output an Nth stage of driving signal through the Nth stage of driving signal output terminal under the control of a potential of the first control node and a potential of the second control node; N is a positive integer;
the output control circuit is electrically connected to a first node, the first control node and a second node respectively, and is configured to control to connect the first control node and the second node under the control of a potential of the first node;
the gating circuit is electrically connected to the first node, a gating input terminal and a gating control terminal, and is configured to write a gating input signal provided by the gating input terminal into the first node under the control of a gating control signal provided by the gating control terminal;
the voltage control circuit is electrically connected to the first node and the second node respectively, and is configured to control a potential of the second node according to the potential of the first node;
the second node control circuit is electrically connected to the first node, the second node and a first voltage terminal respectively, and is configured to control to connect the second node and the first voltage terminal under the control of the potential of the first node;
the output circuit is electrically connected to the second node, the second control node, the first node, the first voltage terminal, a second voltage terminal and an output driving terminal, and is configured to control to connect the output driving terminal and the first voltage terminal under the control of a potential of the second node, and control to connect control the output driving terminal and the second voltage terminal under the control of the potential of the second control node, and control to connect the output driving terminal and the second voltage terminal under the control of the potential of the first node.