US 12,035,607 B2
Display device
Junhyun Park, Yongin-si (KR); Sunkwang Kim, Yongin-si (KR); and Kangmoon Jo, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on May 5, 2023, as Appl. No. 18/313,198.
Application 18/313,198 is a continuation of application No. 17/170,313, filed on Feb. 8, 2021, granted, now 11,653,549.
Application 17/170,313 is a continuation of application No. 16/376,608, filed on Apr. 5, 2019, granted, now 10,916,595, issued on Feb. 9, 2021.
Claims priority of application No. 10-2018-0078935 (KR), filed on Jul. 6, 2018.
Prior Publication US 2023/0276684 A1, Aug. 31, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H10K 59/88 (2023.01); H10K 50/844 (2023.01); H10K 59/122 (2023.01); H10K 77/10 (2023.01)
CPC H10K 59/88 (2023.02) [H10K 50/844 (2023.02); H10K 59/122 (2023.02); H10K 77/10 (2023.02)] 9 Claims
OG exemplary drawing
 
1. A display device, comprising:
a substrate;
a non-display portion defined in the substrate
a first insulating layer disposed on the substrate;
a second insulating layer disposed on the first insulating layer;
a plurality of pixels surrounding at least a portion of the non-display portion,
wherein each pixel comprises a light-emitting element comprising a pixel electrode, and a plurality of openings disposed on the second insulating layer and exposing the pixel electrode and a first pixel circuit disposed on the substrate; and
a plurality of dummy pixels disposed between the non-display portion and the pixels, wherein each dummy pixel comprises a second pixel circuit disposed on the substrate
wherein the second insulating layer corresponding to one of the plurality of dummy pixels is flat.