Patent ID: 11968872
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 the display substrate comprises a substrate and a driving structure layer and a light emitting structure layer stacked on the substrate, the driving structure layer comprises a barrier layer, an active layer disposed on the barrier layer, a first insulating layer disposed on the active layer, a first gate electrode layer disposed on the first insulating layer, a second insulating layer disposed on the first gate electrode layer, a second gate electrode layer disposed on the second insulating layer, a third insulating layer disposed on the second gate electrode layer, and a source-drain electrode layer disposed on the third insulating layer, and a thickness of at least one of the barrier layer, the first insulating layer, the second insulating layer, and the third insulating layer on the first display region is smaller than a thickness of the at least one of the barrier layer, the first insulating layer, the second insulating layer, and the third insulating layer on the main display region;
the second display region is provided with a plurality of island regions separated from each other, hole regions disposed between adjacent island regions, and bridge regions connecting adjacent island regions, wherein sub-pixels of the second display region are disposed in the island regions, the bridge regions are provided with connecting wires for implementing signal communication between adjacent island regions, and the hole regions are provided with at least one opening.