There has been a vast advancement in mobile wireless communication since the last few
decades. This innovation consists of a number of generations and is still going on. The
journey of mobile wireless communication began with 1G followed by 2G, 3G, 4G, and under
research upcoming generations 5G. In this paper an attempt has been made to provide an
overview of evolution of mobile generations by comparing the standards, data rates,
capacity, primary service, challenges and features provided by each generation and …