US 12,446,308 B2
Display apparatus including dummy pixels in a non-display area
Mihae Kim, Yongin-si (KR); Kyeonghwa Kim, Yongin-si (KR); Junyong An, Yongin-si (KR); Kyonghwan Oh, Yongin-si (KR); and Chaehan Hyun, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 23, 2021, as Appl. No. 17/445,694.
Claims priority of application No. 10-2020-0109467 (KR), filed on Aug. 28, 2020.
Prior Publication US 2022/0069033 A1, Mar. 3, 2022
Int. Cl. H10D 86/40 (2025.01); H10D 86/60 (2025.01); H10K 50/842 (2023.01); H10K 59/121 (2023.01); H10K 59/131 (2023.01); H10K 59/65 (2023.01); H10K 59/80 (2023.01); H10K 59/88 (2023.01)
CPC H10D 86/411 (2025.01) [H10K 59/1213 (2023.02); H10K 59/131 (2023.02); H10K 59/88 (2023.02); H10D 86/421 (2025.01); H10D 86/60 (2025.01); H10K 50/8426 (2023.02); H10K 59/65 (2023.02); H10K 59/8722 (2023.02); H10K 59/8731 (2023.02)] 13 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a substrate comprising:
a first region;
a second region;
a first non-display area surrounding the first region and the second region; and
a display area surrounding at least a portion of an outline of the first non- display area, at least a portion of which is inside the display area;
a plurality of dummy pixels at the first non-display area, and configured to not emit light;
a plurality of emission control lines connected to at least one of the plurality of dummy pixels; and
a plurality of power supply lines configured to supply a driving voltage to the plurality of dummy pixels, respectively,
wherein one of the plurality of power supply lines overlaps with one of the plurality of emission control lines in a thickness direction perpendicular to a display surface of the display area and is directly and electrically connected to the one of the plurality of emission control lines through a contact hole to supply the driving voltage to the one of the plurality of emission control lines, and the one of the plurality of power supply lines is connected to one of the plurality of dummy pixels.