US 12,464,924 B2
Display panel and color filter substrate
Hongwei Zhang, Beijing (CN); Zhenye Wei, Beijing (CN); Xiongyi Luo, Beijing (CN); Cheng Zeng, Beijing (CN); Qiyun Wang, Beijing (CN); Zhen Sun, Beijing (CN); and Lulin Ma, Beijing (CN)
Assigned to Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan (CN); and Beijing BOE Technology Development Co., Ltd., Beijing (CN)
Appl. No. 17/926,395
Filed by CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Dec. 30, 2021, PCT No. PCT/CN2021/143262
§ 371(c)(1), (2) Date Nov. 18, 2022,
PCT Pub. No. WO2023/123251, PCT Pub. Date Jul. 6, 2023.
Prior Publication US 2024/0224691 A1, Jul. 4, 2024
Int. Cl. H10K 59/38 (2023.01); H10K 59/126 (2023.01); H10K 59/35 (2023.01); H10K 59/40 (2023.01); H10K 59/80 (2023.01); H10K 102/00 (2023.01)
CPC H10K 59/38 (2023.02) [H10K 59/126 (2023.02); H10K 59/35 (2023.02); H10K 59/40 (2023.02); H10K 59/877 (2023.02); H10K 2102/331 (2023.02); H10K 2102/351 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display panel, having a plurality of repeating pixel units, each pixel unit including a first sub-pixel, a second sub-pixel and a third sub-pixel that are configured to display different colors, the display panel comprising:
a first base substrate;
a light-emitting device layer, located on a side of the first base substrate, wherein the light-emitting device layer includes first light-emitting devices, second light-emitting devices and third light-emitting devices, the first light-emitting devices are located in first sub-pixels respectively, the second light-emitting devices are located in second sub-pixels respectively, and the third light-emitting devices are located in third sub-pixels respectively;
a color filter layer, located on a side of the light-emitting device layer away from the first base substrate, including at least a first light-shielding pattern, first color filters and second color filters, wherein the first light-shielding pattern defines a plurality of light-transmitting regions, the light-transmitting regions include first light-transmitting regions respectively corresponding to the first sub-pixels, second light-transmitting regions respectively corresponding to the second sub-pixels and third light-transmitting regions respectively corresponding to the third sub-pixels; the first color filters are located in the first light-transmitting regions respectively; and second color filters are located in the second light-transmitting regions respectively;
a color conversion layer, located between the light-emitting device layer and the color filter layer, wherein the color conversion layer includes first color conversion patterns, second color conversion patterns and light-transmitting patterns, the first color conversion patterns are located in the first sub-pixels respectively, the second color conversion patterns are located in the second sub-pixels respectively, and the light-transmitting patterns are located in the third sub-pixels respectively;
a touch function layer, located on a side of the color conversion layer away from the first base substrate; and
a light adjustment layer, located on a side of the touch function layer away from the first base substrate, wherein an orthographic projection of the light adjustment layer on the first base substrate at least overlaps with the third light-transmitting regions, the light adjustment layer includes first particles and second particles, the first particles each include dye molecules, and the second particles each have a hollow structure.