Patent ID: 11887554
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 7:
8. The gate drive circuit according to claim 7, wherein the second pull-down control sub-circuit includes an eleventh transistor, a twelfth transistor, a thirteenth transistor, a fourteenth transistor and a second control node, wherein a control electrode of the eleventh transistor is coupled to the fourth voltage signal terminal, a first electrode of the eleventh transistor is coupled to the fourth voltage signal terminal, and a second electrode of the eleventh transistor is coupled to the second control node;
a control electrode of the twelfth transistor is coupled to the pull-up node, a first electrode of the twelfth transistor is coupled to the first voltage signal terminal, and a second electrode of the twelfth transistor is coupled to the second control node;
a control electrode of the thirteenth transistor is coupled to the second control node, a first electrode of the thirteenth transistor is coupled to the fourth voltage signal terminal, and a second electrode of the thirteenth transistor is coupled to the second pull-down node; and
a control electrode of the fourteenth transistor is coupled to the pull-up node, a first electrode of the fourteenth transistor is coupled to the first voltage signal terminal, and a second electrode of the fourteenth transistor is coupled to the second pull-down node;
the third noise reduction sub-circuit includes a fifteenth transistor, a control electrode of the fifteenth transistor is coupled to the second pull-down node, a first electrode of the fifteenth transistor is coupled to the first voltage signal terminal, and a second electrode of the fifteenth transistor is coupled to the pull-up node; and
the second pull-down sub-circuit includes a sixteenth transistor, a control electrode of the sixteenth transistor is coupled to the signal input terminal, a first electrode of the sixteenth transistor is coupled to the first voltage signal terminal, and a second electrode of the sixteenth transistor is coupled to the second pull-down node.