US 12,453,065 B2
Emissive display device
Yongkwon Soh, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Jan. 4, 2023, as Appl. No. 18/093,312.
Claims priority of application No. 10-2022-0019615 (KR), filed on Feb. 15, 2022.
Prior Publication US 2023/0262948 A1, Aug. 17, 2023
Int. Cl. H05K 9/00 (2006.01); H10H 20/857 (2025.01)
CPC H05K 9/0054 (2013.01) [H10H 20/857 (2025.01)] 20 Claims
OG exemplary drawing
 
1. An emissive display device comprising:
a display panel including a plurality of pixels and an alignment mark positioned on a rear surface thereof;
a metal plate disposed on the rear surface of the display panel, wherein an alignment mark opening corresponding to the alignment mark is defined through the metal plate, and the metal plate includes a step portion positioned close to the alignment mark opening; and
a spacer disposed to overlap at least a portion of the step portion in a plan view and attached to a rear surface of the metal plate.