US 11,917,877 B2
Display device with auxiliary electrode in trench
Jonghyeok Im, Paju-si (KR); Hyoung-Su Kim, Paju-si (KR); and Gyungmin Kim, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Jan. 9, 2023, as Appl. No. 18/151,862.
Application 18/151,862 is a continuation of application No. 16/990,617, filed on Aug. 11, 2020, granted, now 11,581,387.
Claims priority of application No. 10-2019-0178089 (KR), filed on Dec. 30, 2019.
Prior Publication US 2023/0165087 A1, May 25, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H10K 59/131 (2023.01); H10K 50/84 (2023.01); H10K 50/856 (2023.01); H10K 59/35 (2023.01); H10K 59/38 (2023.01)
CPC H10K 59/131 (2023.02) [H10K 50/84 (2023.02); H10K 50/856 (2023.02); H10K 59/35 (2023.02); H10K 59/38 (2023.02)] 8 Claims
OG exemplary drawing
 
1. A display device, comprising:
a substrate having thereon a plurality of pixels;
an auxiliary electrode on the substrate;
a first insulating layer on the auxiliary electrode;
a second insulating layer on the first insulating layer;
a first connection electrode on a first surface of the first insulating layer;
a second connection electrode on a second surface of the second insulating layer;
a first trench extending through the second insulating layer, the first connection electrode, and the second connection electrode; and
an organic light emitting layer on the second connection electrode,
a second electrode on the organic light emitting layer,
wherein a portion of the first connection electrode extends through the first insulation layer and electrically connects with the auxiliary electrode, and
wherein a portion of the second connection electrode extends through the second insulation layer and electrically connects with the first connection electrode.