US 12,082,477 B2
Display panel including light extraction unit and mobile terminal including the same
Wenhua Yang, Wuhan (CN)
Appl. No. 17/622,829
Filed by WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Wuhan (CN)
PCT Filed Oct. 11, 2021, PCT No. PCT/CN2021/123089
§ 371(c)(1), (2) Date Dec. 26, 2021,
PCT Pub. No. WO2023/039963, PCT Pub. Date Mar. 23, 2023.
Claims priority of application No. 202111091676.2 (CN), filed on Sep. 17, 2021.
Prior Publication US 2024/0032391 A1, Jan. 25, 2024
Int. Cl. H10K 59/80 (2023.01); H10K 59/126 (2023.01); H10K 59/35 (2023.01)
CPC H10K 59/873 (2023.02) [H10K 59/126 (2023.02); H10K 59/352 (2023.02); H10K 59/879 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display panel, comprising a light-emitting functional layer and a thin-film encapsulation layer on the light-emitting functional layer, wherein:
the light-emitting functional layer comprises a plurality of first light-emitting units of emitting light of a first color, a plurality of first light extraction units corresponding to the first light-emitting units, and the first light extraction units are located between the first light-emitting units and the thin-film encapsulation layer; and
the light of the first color is blue light, the first light extraction units comprise an ultraviolet light absorbing material, and an extinction coefficient of the first light extraction units for the ultraviolet light is greater than an extinction coefficient of the thin-film encapsulation layer for the ultraviolet light.