Patent ID: 11922845
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A shift register unit, comprising a first node potential adjustment circuit, a first tank circuit, a second node control circuit, a second tank circuit, a third node control circuit, a first node control circuit and an output circuit, wherein
the first node control circuit is electrically connected to an input terminal, a first clock signal terminal, a first isolation node, a fourth node, and a first voltage terminal, respectively, is configured to control to write an input signal provided by the input terminal to the first isolation node under the control of a first clock signal provided by the first clock signal terminal, and control to write a first voltage signal provided by the first voltage terminal to the first isolation node under the control of a potential of the fourth node;
the first node potential adjustment circuit is respectively electrically connected to an adjustment clock signal terminal and a first node, and is configured to change a potential of the first node according to an adjustment clock signal provided by the adjustment clock signal terminal under the control of the potential of the first node;
the first tank circuit is electrically connected to the first node, and is configured to maintain the potential of the first node;
the third node control circuit is electrically connected to the first clock signal terminal, a second clock signal terminal, the first isolation node, a third isolation node, the fourth node, the first voltage terminal, and a second voltage terminal, respectively, is configured to control a potential of the third isolation node and the potential of the fourth node under the control of the first clock signal, the second clock signal and a potential of the first isolation node;
the second node control circuit is electrically connected to the first isolation node, the first voltage terminal, a second isolation node, a control clock signal terminal, and a third node, respectively, is configured to control a potential of the second isolation node under the control of a potential of the third node and a control clock signal provided by the control clock signal terminal, and control to write the first voltage signal provided by the first voltage terminal to the second isolation node under the control of the potential of the first isolation node;
the second tank circuit is configured to maintain a potential of the second node;
the output circuit is electrically connected to the first node, the second voltage terminal, a driving voltage signal terminal, and a third voltage terminal, respectively, and is configured to control to write the second voltage signal provided by the second voltage terminal to a driving voltage signal output terminal under the control of the potential of the first node, and configured to write a third voltage signal provided by the third voltage terminal into the driving voltage signal terminal under the control of the potential of the second node; and
the first isolation node and the first node are the same node; or, the first isolation node and the first node are different nodes.