US 11,903,295 B2
Display device
Hyeon Bum Lee, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Oct. 26, 2022, as Appl. No. 17/973,782.
Claims priority of application No. 10-2022-0030798 (KR), filed on Mar. 11, 2022.
Prior Publication US 2023/0320166 A1, Oct. 5, 2023
Int. Cl. H10K 59/40 (2023.01); G06F 3/044 (2006.01); H10K 50/844 (2023.01); H10K 50/858 (2023.01); H10K 50/86 (2023.01); H10K 59/123 (2023.01)
CPC H10K 59/40 (2023.02) [G06F 3/0446 (2019.05); H10K 50/844 (2023.02); H10K 50/858 (2023.02); H10K 50/865 (2023.02); H10K 59/123 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a display area and a non-display area;
a light emitting element disposed on the display area of a substrate;
a dam disposed on the non-display area of the substrate;
an encapsulation layer disposed on the light emitting element and the dam;
a planarization layer disposed on the encapsulation layer;
a sensing electrode disposed on the planarization layer; and
an opening area disposed in the display area; and
an opening periphery area surrounding the opening area, wherein
a thickness of a portion of the planarization layer disposed in the opening periphery area is greater than a thickness of a portion of the planarization layer disposed in the display area.