In this paper we are going to briefly discuss about wireless communication and mobile or cellular technology. As the word suggest term “WIRELESS” means having “NO WIRES”. Communication is done without use of any cables via radio waves known as electromagnetic waves. Cellular technology which evolved from 1G, 2G, 3G, 4G to upcoming 5G in next few years. We are going to discuss about this wireless mobile Technology and comparative analysis of it.
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