Display device and tiled display including the same

A display device comprising:

• a bottom plate;
• and
• a display panel comprising an active area on at least an upper surface of the bottom plate and comprising a plurality of pixels, and a plurality of dummy areas near the active area and comprising a plurality of dummy pixels,
• wherein the plurality of dummy pixels is on at least one side surface of the bottom plate,
• wherein the plurality of pixels comprises a first sub-pixel, a second sub-pixel, and a third sub-pixel arranged along a first direction and configured to emit lights of different colors, and
• wherein the plurality of dummy pixels comprises a first dummy pixel configured to emit light of a same color as the first sub-pixel, a second dummy pixel configured to emit light of a same color as the second sub-pixel, and a third dummy pixel configured to emit light of a same color as the third sub-pixel.

A tiled display comprising:

• a first display device and a second display device adjacent to each other, wherein each of the first display device and the second display device comprises:
• a bottom plate;
• and
• a display panel comprising an active area on the bottom plate and comprising a plurality of pixels, and a plurality of dummy areas near the active area and comprising a plurality of dummy pixels,
• wherein the plurality of dummy pixels is on at least one side surface of the bottom plate,
• wherein the plurality of pixels comprises a first sub-pixel, a second sub-pixel, and a third sub-pixel configured to emit lights of different colors, and
• wherein the plurality of dummy pixels is configured to emit light of a same color as one of the first sub-pixel, the second sub-pixel, and the third sub-pixel.