US 12,219,798 B2
Display substrate and display apparatus
Tao Wang, Beijing (CN); Tao Sun, Beijing (CN); and Yue Cui, Beijing (CN)
Assigned to BOE Technology Group Co., Ltd., Beijing (CN)
Filed by BOE Technology Group Co., Ltd., Beijing (CN)
Filed on Sep. 20, 2021, as Appl. No. 17/480,055.
Claims priority of application No. 202110074512.2 (CN), filed on Jan. 20, 2021.
Prior Publication US 2022/0231257 A1, Jul. 21, 2022
Int. Cl. H10K 50/844 (2023.01); H10K 50/856 (2023.01); H10K 50/858 (2023.01); H10K 59/122 (2023.01); H10K 59/35 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 50/856 (2023.02); H10K 50/858 (2023.02); H10K 59/122 (2023.02); H10K 59/353 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display substrate, comprising:
a base substrate, comprising a display region and a non-display region;
an encapsulation dam, disposed on the base substrate and located in the non-display region, and annularly surrounding the display region; and
an overflow detection structure, disposed on the base substrate and located in the non-display region, and annularly surrounding the display region, wherein the overflow detection structure is located between a region where the encapsulation dam is located and the display region;
wherein the overflow detection structure comprises:
at least one convex part; and
a reflection part on a side, facing away from the base substrate, of the convex part and at least partially covering the at least one convex part.