US 12,396,310 B2
Display device
Geun Tak Kim, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Oct. 31, 2022, as Appl. No. 17/977,076.
Claims priority of application No. 10-2022-0036005 (KR), filed on Mar. 23, 2022.
Prior Publication US 2023/0307485 A1, Sep. 28, 2023
Int. Cl. H10H 29/14 (2025.01); H10H 20/821 (2025.01); H10H 20/84 (2025.01); H10H 29/01 (2025.01); H10H 29/03 (2025.01); H10H 29/30 (2025.01); H10H 29/37 (2025.01); H10H 29/49 (2025.01)
CPC H10H 29/142 (2025.01) [H10H 20/821 (2025.01); H10H 20/84 (2025.01); H10H 29/012 (2025.01); H10H 29/03 (2025.01); H10H 29/30 (2025.01); H10H 29/37 (2025.01); H10H 29/49 (2025.01)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a bank layer disposed on a substrate and defining a light-emitting area and a sub-area spaced apart from the light-emitting area;
a first electrode and a second electrode spaced apart from each other and extending from the light-emitting area to the sub-area;
a plurality of light-emitting elements disposed on the first electrode and the second electrode in the light-emitting area;
a plurality of dummy light-emitting elements disposed on the first electrode and the second electrode in the sub-area;
a first connection electrode in electrical contact with an end of each of the plurality of light-emitting elements; and
a second connection electrode in electrical contact with another end of each of the plurality of light-emitting elements, wherein
the sub-area includes an isolation area in which each of the first electrode and the second electrode is disconnected, and
the plurality of dummy light-emitting elements are not disposed in the isolation area.