Patent ID: 11882715
Assignee: LG DISPLAY CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 8:
9. A display device, comprising:
a substrate;
a plurality of red emission portions, a plurality of green emission portions, a plurality of blue emission portions and a plurality of transmission portions on the substrate;
a bank among the red emission portions, the green emission portions, the blue emission portions, and the transmission portions;
a light emitting element in each of the red emission portions, the green emission portions, and the blue emission portions, the light emitting element having a reflective electrode structure, a light emitting layer, and a transmissive electrode;
a passing electrode in each of the transmission portions, the passing electrode extended from the transmission electrode; and
a capping stack on the transmissive electrode and the passing electrode, the capping stack including:
a first capping layer over an entire area of the transmission portions, the red emission portions, the green emission portions, and the blue emission portions;
a second capping layer on the first capping layer; and
a step between a region having the second capping layer and a region having only the first capping layer in the transmission portions,

wherein an area of the second capping layer is smaller than the first capping layer; and
wherein the second capping layer is provided on at least the blue emission portion and at a part of the plurality of transmission portions, and the second capping layer is not present on at least a part of the red emission portion and the green emission portion.