Patent ID: 11908407
Assignee: LG DISPLAY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A light emitting display device comprising:
a substrate having a plurality of subpixels, and each subpixel comprising an emission portion and a pixel circuit;
a signal line and a first source voltage line provided in the pixel circuit, and the signal line and the first source voltage line intersecting each other;
a light emitting element provided at the emission portion, and the light emitting element comprising a first electrode, an organic layer, and a second electrode;
a first electrode extension portion integral with the first electrode, and the first electrode extension portion extending from the first electrode to overlap with at least a part of the signal line;
a connection pattern overlapping with the first electrode extension portion along the signal line;
a photovoltaic material provided between the connection pattern and the first electrode extension portion; and
a detection pattern spaced apart from the photovoltaic material,
wherein one side of the detection pattern is connected to the first electrode extension portion along the signal line, and another side of the detection pattern is connected to the first source voltage line.