CPC H10K 50/824 (2023.02) [H10K 59/122 (2023.02); H10K 59/124 (2023.02); H10K 59/131 (2023.02)] | 17 Claims |
1. An electroluminescent display device, comprising:
at least one auxiliary electrode disposed on a substrate;
a first insulation film disposed on the auxiliary electrode and including a first hole exposing a portion of an upper surface of the auxiliary electrode;
a second insulation film disposed on the first insulation film and including a second hole exposing a portion of an upper surface of the first insulating film;
an electrode pattern disposed on a portion of an upper surface of the first insulation film and overlapping the second hole of the second insulation film;
a first electrode of a light emitting device disposed on the second insulation film;
a bank disposed on the upper surface of the first insulation film exposed by the second hole and an upper surface of the second insulation film, and defining a third hole;
a light emitting layer of the light emitting device, disposed on the first electrode and the bank; and
a second electrode of the light emitting device, disposed on the light emitting layer and electrically connected to the upper surface of the auxiliary electrode exposed by the first hole of the first insulation film,
wherein the bank is extended to be above the first hole and overlaps with a portion of the first hole, and
wherein the second electrode is electrically connected to the upper surface of the auxiliary electrode exposed by the first hole of the first insulation film while not overlapping with the third hole of the bank.
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