US 12,439,760 B2
Pixel and display device including the same
Hyun Kim, Yongin-si (KR); Jin Taek Kim, Yongin-si (KR); Jeong Su Park, Yongin-si (KR); Jong Chan Lee, Yongin-si (KR); and Jung Eun Hong, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Sep. 15, 2022, as Appl. No. 17/945,220.
Claims priority of application No. 10-2021-0153299 (KR), filed on Nov. 9, 2021.
Prior Publication US 2023/0148430 A1, May 11, 2023
Int. Cl. H10H 29/14 (2025.01); G09G 3/32 (2016.01); H10H 20/80 (2025.01); H10H 20/821 (2025.01); H10H 20/84 (2025.01); H10H 20/851 (2025.01)
CPC H10H 29/142 (2025.01) [H10H 20/821 (2025.01); H10H 20/84 (2025.01); H10H 20/8512 (2025.01); G09G 3/32 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); H10H 20/882 (2025.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a pixel disposed in a display area, wherein
the pixel includes:
a light emitting part that includes:
a light emitting element;
pixel electrodes disposed on a first end portion and a second end portion of the light emitting element; and
at least one insulating layer;
a light conversion layer disposed on the light emitting part, the light conversion layer including light conversion particles; and
a first layer disposed between the light emitting part and the light conversion layer, and
a refractive index of the first layer is equal to or less than a refractive index of the at least one insulating layer.