US 11,864,415 B2
Display panel and preparation method thereof, and display apparatus
Wenqu Liu, Beijing (CN); Feng Zhang, Beijing (CN); Qi Yao, Beijing (CN); Zhao Cui, Beijing (CN); Xiaoxin Song, Beijing (CN); Zhijun Lv, Beijing (CN); Dongfei Hou, Beijing (CN); Detian Meng, Beijing (CN); Liwen Dong, Beijing (CN); Libo Wang, Beijing (CN); Yang Yue, Beijing (CN); Haitao Huang, Beijing (CN); and Chuanxiang Xu, Beijing (CN)
Assigned to BOE Technology Group Co., Ltd., Beijing (CN)
Filed by BOE Technology Group Co., Ltd., Beijing (CN)
Filed on Jun. 25, 2021, as Appl. No. 17/358,016.
Claims priority of application No. 202011249803.2 (CN), filed on Nov. 10, 2020.
Prior Publication US 2022/0149334 A1, May 12, 2022
Int. Cl. H10K 50/858 (2023.01); H10K 59/38 (2023.01); H10K 59/124 (2023.01); H10K 71/00 (2023.01); H10K 59/12 (2023.01)
CPC H10K 50/858 (2023.02) [H10K 59/124 (2023.02); H10K 59/38 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display panel, comprising:
a first display region, the first display region comprises a plurality of sub-display regions and a first light transmittance region located between adjacent sub-display regions;
each first sub-display region of the plurality of sub-display regions comprises a first light-emitting element and a first filter unit disposed in a first light-emergence direction of the first light-emitting element;
each second sub-display region in the plurality of sub-display regions comprises a first collimating light extraction element disposed in a second light-emergence direction of the first light-emitting element and a second filter unit disposed in a light-emergence direction of the first collimating light extraction element; and
each third sub-display region in the plurality of sub-display regions comprises a second collimating light extraction element disposed in a third light-emergence direction of the first light-emitting element and a third filter unit disposed in a light-emergence direction of the second collimating light extraction element.