Patent ID: 11862216
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 4:
5. The shift register according to claim 2, wherein the second control circuit includes:
a third-level control sub-circuit coupled to the second node, the first voltage signal terminal, the second voltage signal terminal and a fifth node; and the third-level control sub-circuit being configured to transmit, under the control of the voltage at the second node, the first voltage signal from the first voltage signal terminal or the second voltage signal from the second voltage signal terminal to the fifth node; and
a fourth-level control sub-circuit coupled to the fifth node, the first voltage signal terminal, the second clock signal terminal and the third node; and the fourth-level control sub-circuit being configured to transmit, under control of a voltage at the fifth node, the first voltage signal from the first voltage signal terminal or the second clock signal from the second clock signal terminal to the third node.