As shown in 
In the present embodiment, each dual-polarized antenna is substantially the same as the dual-polarized antenna described with reference to 
Although exemplary embodiments of the present disclosure have been described for illustrative purposes, those skilled in the art will appreciate that various modifications, additions, and substitutions are possible, without departing from the idea and scope of the claimed invention. Therefore, exemplary embodiments of the present disclosure have been described for the sake of brevity and clarity. The scope of the technical idea of the present embodiments is not limited by the illustrations. Accordingly, one of ordinary skill would understand the scope of the claimed invention is not to be limited by the above explicitly described embodiments but by the claims and equivalents thereof.
This application claims priority from Korean Patent Application No. 10-2017-0175432 filed on Dec. 19, 2017, the disclosure of which is incorporated by reference herein in its entirety.