Patent ID: 11900881
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A display substrate comprising a scan driving circuit and a display area provided on a base substrate, wherein the scan driving circuit includes a plurality of shift register units, and at least one of the plurality of shift register units includes an output circuit, and the output circuit includes a first switch and a second switch;
an active layer of the first switch and an active layer of the second switch are arranged along a first direction, a length of the active layer of the first switch in the first direction is a first length, and a length of the active layer of the second switch in the first direction is a second length, and a sum of the first length and the second length is an output active length;
a smaller one of a minimum width of the active layer of the first switch in a second direction and a minimum width of the active layer of the second switch in the second direction is a first output active width, the first direction intersects the second direction;
a ratio of the output active length to the first output active width is within a first predetermined ratio range;
the first predetermined ratio range is greater than or equal to 3 and less than or equal to 11.