An electronic device according to one embodiment of the present invention comprises: at least one antenna having a plurality of mesh unit cells disposed and operating in a display, wherein the plurality of mesh unit cells are disposed between pixel units in the display; a substrate on which the at least one antenna is disposed, and which is configured to operate as a dielectric for the at least one antenna; and a ground layer disposed under the substrate and operating as a ground for the at least one antenna, wherein each of the plurality of mesh unit cells may be disposed parallel to an edge of an adjacent pixel unit according to the shape of each of the pixel units in the display. Other embodiments are also possible.