US 12,078,875 B2
Display device and method of manufacturing the same
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 Aug. 9, 2021, as Appl. No. 17/397,102.
Claims priority of application No. 10-2020-0122306 (KR), filed on Sep. 22, 2020.
Prior Publication US 2022/0091445 A1, Mar. 24, 2022
Int. Cl. G02F 1/1339 (2006.01); G02F 1/01 (2006.01); G02F 1/017 (2006.01); G02F 1/1335 (2006.01); H10K 59/38 (2023.01); H10K 59/35 (2023.01)
CPC G02F 1/0105 (2013.01) [G02F 1/01791 (2021.01); G02F 1/13394 (2013.01); G02F 1/133512 (2013.01); G02F 1/133614 (2021.01); G02F 2201/50 (2013.01); H10K 59/35 (2023.02); H10K 59/38 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a lower substrate including first and second pixel areas and a light shielding area surrounding the first and second pixel areas;
a light emitting structure disposed on the lower substrate;
an upper substrate disposed on the light emitting structure;
a first color conversion layer disposed in the first pixel area on a bottom surface of the upper substrate;
a second color conversion layer disposed in the second pixel area on the bottom surface of the upper substrate;
first to third light shielding patterns disposed in the light shielding area on the bottom surface of the upper substrate;
a groove defined on a bottom surface of at least one selected from the first to third light shielding patterns; and
a spacer disposed in the groove, wherein a height of the spacer is greater than a depth of the groove.