Patent ID: 11903234
Assignee: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A display substrate, comprising a display region and an opening region, the display region surrounding the opening region,
wherein a first barrier wall is between the display region and the opening region, and the first barrier wall surrounds the opening region;
the first barrier wall comprises a first metal layer structure on a base substrate, and at least one side surface, surrounding the opening region, of the first metal layer structure comprises a recess;
the display region comprises a first electrode layer, a second electrode layer and an organic functional layer between the first electrode layer and the second electrode layer for forming a light emitting device, the organic functional layer is disconnected at the side surface, comprising the recess, of the first barrier wall;
an indentation direction of the recess is parallel to the base substrate.