US 11,864,405 B2
Display device including a second electrode that contacts an auxiliary electrode at a side surface thereof
Sang Gyun Kim, Hwaseong-si (KR); Il Soo Oh, Seoul (KR); and Bo Ra Lee, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 17, 2021, as Appl. No. 17/403,897.
Claims priority of application No. 10-2020-0149697 (KR), filed on Nov. 10, 2020.
Prior Publication US 2022/0149316 A1, May 12, 2022
Int. Cl. H01L 29/08 (2006.01); H10K 50/824 (2023.01); H10K 50/15 (2023.01); H10K 59/124 (2023.01); H10K 71/00 (2023.01)
CPC H10K 50/824 (2023.02) [H10K 50/157 (2023.02); H10K 59/124 (2023.02); H10K 71/00 (2023.02)] 14 Claims
OG exemplary drawing
 
1. A display device comprising:
a substrate;
a transistor that is disposed on the substrate;
an auxiliary electrode that is connected with the transistor;
a first electrode that is disposed on a same layer as the auxiliary electrode;
an insulation layer that is disposed between the transistor and the first electrode,
a light emitting diode layer that is disposed on the first electrode; and
a second electrode that is disposed on the light emitting diode layer,
wherein the second electrode contacts the auxiliary electrode at a side surface thereof,
wherein the insulating layer comprises an opening that overlaps the transistor and a protruding portion that protrudes at a position adjacent to the opening, and
the auxiliary electrode is disposed in the protruding portion and the opening.