Overview of advances in communication technologies

The Telecommunication networks in the world had a great leap. Over the last few years around 6 billion consumers own mobile phones. In the proposed paper, it has been analyzed the various generations of cellular systems has been studied in the evolution of mobile communications from First Generation (1G) to Seventh Generation (7G). It can be analyzed that this could be due to increase in the Telecommunication customers day by day. The world wide revolution in mobile Phones is changing the lives in term of the working, learning and interacting. In the proposed paper, it has been discussed to review various existing generations of Mobile wireless technologies. This paper throws light on the evolution and development of various generations of Mobile wireless technology along with their significance and advantages of one over the other. There are various applications like Paging Service for 1G, Short Message Service (SMS), Multi Media Service (MMS) for 2G, Video calling for 3G, high speed video calling for 4G and for 5G spectrum free and very fast internet service with Wireless World Wide Web.