| CPC H10K 59/88 (2023.02) [H10K 59/12 (2023.02); H10K 59/1201 (2023.02)] | 20 Claims |
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1. A display device comprising:
a substrate having a display area and a peripheral area;
a semiconductor element disposed in the display area on the substrate;
a pixel structure disposed on the semiconductor element;
a plurality of active patterns disposed in the peripheral area on the substrate; and
a plurality of dummy patterns disposed in the peripheral area on the substrate, the dummy patterns having a stacked structure in a grid shape,
wherein the plurality of dummy patterns comprises a first set of dummy patterns, a second set of dummy patterns, a third set of dummy patterns and a fourth set of dummy patterns, and each of the dummy patterns is disposed in different layers,
wherein each of the dummy patterns includes a central portion,
wherein the central portions of dummy patterns which are adjacent to each other in the different layers are not overlapped each other, and
wherein the plurality of active patterns is disposed between the substrate and the dummy patterns, and at least one of the plurality of active patterns overlaps at least one of the central portions of the first set of dummy patterns.
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