Wireless communication systems are playing an essential role in modern society. Nowadays, wireless technology is widely used in either the commercial sectors such as wireless terminals, portable/hand-held computers, cellular communications, satellite communication, and vehicular communication etc. or the military sectors such as satellite, radar sonar etc. An antenna is one of the essential components of any wireless communication system. Extensive efforts are currently underway to develop multi-radio on a single module to address many wireless services over a varied frequency range. As a...