US 11,895,905 B2
Display substrate, preparation method thereof, and display apparatus
Sen Wang, Beijing (CN); Li Jia, Beijing (CN); Bin Liu, Beijing (CN); Mingqi Gang, Beijing (CN); Shaojie Qin, Beijing (CN); Ming Yang, Beijing (CN); Jiandong Bao, Beijing (CN); Wei Wang, Beijing (CN); and Xin Zhou, Beijing (CN)
Assigned to Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Filed by Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
Filed on Sep. 23, 2021, as Appl. No. 17/482,446.
Claims priority of application No. 202110093842.6 (CN), filed on Jan. 22, 2021.
Prior Publication US 2022/0238819 A1, Jul. 28, 2022
Int. Cl. H10K 77/10 (2023.01); H10K 50/84 (2023.01); H10K 59/35 (2023.01); H10K 71/00 (2023.01); H10K 102/00 (2023.01)
CPC H10K 77/111 (2023.02) [H10K 50/84 (2023.02); H10K 59/353 (2023.02); H10K 71/00 (2023.02); H10K 2102/311 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display substrate, comprising: a flexible substrate, a driving structure layer disposed on the flexible substrate, a light-emitting element disposed on the driving structure layer, and an encapsulation layer disposed on the light-emitting element; wherein
the flexible substrate comprises a first flexible substrate layer, a first connection layer disposed on the first flexible substrate layer, and a second flexible substrate layer disposed on the first connection layer, wherein
the first connection layer comprises at least one first via,
the first flexible substrate layer comprises at least one first groove provided corresponding to the first via,
the first via and the first groove are mutually communicated, and
an orthographic projection of the first groove on the first flexible substrate layer comprises an orthographic projection of the first via on the first flexible substrate layer.