US 12,219,859 B2
Display panel including contact electrode contacting cathode layer and display device having the same
Jiexin Zheng, Shenzhen (CN); and Wei Lu, Shenzhen (CN)
Assigned to SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Shenzhen (CN)
Appl. No. 17/430,890
Filed by SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Shenzhen (CN)
PCT Filed Jun. 4, 2021, PCT No. PCT/CN2021/098434
§ 371(c)(1), (2) Date Aug. 13, 2021,
PCT Pub. No. WO2022/227228, PCT Pub. Date Nov. 3, 2022.
Claims priority of application No. 202110460222.1 (CN), filed on Apr. 27, 2021.
Prior Publication US 2024/0251634 A1, Jul. 25, 2024
Int. Cl. H01L 29/08 (2006.01); H10K 59/122 (2023.01); H10K 59/80 (2023.01)
CPC H10K 59/80522 (2023.02) [H10K 59/122 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display panel, comprising:
an array substrate;
an electrode layer, disposed on the array substrate and comprising:
a metal electrode layer, disposed on the array substrate; and
at least one transparent electrode layer;
a light-emitting layer, disposed on the electrode layer; and
a cathode layer, disposed on the light-emitting layer,
wherein the electrode layer comprises an anode and a contact electrode disposed apart from each other on the array substrate;
the contact electrode has a pattern, and the contact electrode contacts the cathode layer through the light-emitting layer; and
the transparent electrode layer is disposed between the metal electrode layer and the array substrate or the light-emitting layer.