US 11,730,037 B2
Display device
Seon-Tae Yoon, Hwaseong-si (KR); Junghyun Kwon, Yongin-si (KR); Hyojoon Kim, Suwon-si (KR); Yunha Ryu, Hwaseong-si (KR); Kisoo Park, Hwaseong-si (KR); and Hyeseung Lee, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-do (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR)
Filed on Apr. 8, 2021, as Appl. No. 17/225,373.
Claims priority of application No. 10-2020-0071856 (KR), filed on Jun. 12, 2020.
Prior Publication US 2021/0391390 A1, Dec. 16, 2021
Int. Cl. H10K 59/38 (2023.01); H10K 50/854 (2023.01); H10K 50/858 (2023.01); H01L 25/075 (2006.01)
CPC H10K 59/38 (2023.02) [H10K 50/854 (2023.02); H10K 50/858 (2023.02); H01L 25/0753 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel;
a wavelength control layer disposed on the display panel;
a light control member disposed on the wavelength control layer; and
a cover layer disposed on the light control member,
wherein the light control member comprises:
an inorganic layer disposed on the wavelength control layer and having a first refractive index;
a first light control layer disposed on the inorganic layer and having a second refractive index;
a second light control layer disposed on the first light control layer and having a third refractive index; and
a color filter layer disposed on the second light control layer,
wherein the first refractive index is greater than the second refractive index and is less than a refractive index of the wavelength control layer,
wherein the third refractive index is greater than the second refractive index and is less than a refractive index of the color filter layer.