Patent ID: 11895905
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 2:
3. The display substrate according to claim 1, wherein in a direction perpendicular to the display substrate, the first via comprises a first surface on a side away from the first groove, a second surface on a side close to the first groove and opposite to the first surface, and a first side surface and a second side surface disposed between the first surface and the second surface;
the first groove comprises a third surface partially overlapped with the second surface, a fourth surface opposite to the third surface, and a third side surface and a fourth side surface disposed between the third surface and the fourth surface, wherein the first side surface and the third side surface are located on one side of the first via and the first groove, and the second side surface and the fourth side surface are located on the other side of the first via and the first groove;
a distance between the first side surface of the first via and the third side surface of the first groove corresponding to the first via is 0.4 microns to 0.6 microns; and
a distance between the second side surface of the first via and the fourth side surface of the first groove corresponding to the first via is 0.4 microns to 0.6 microns.