ABSTRACT
The remarkable journey of mobile communication started in the 1980s when the first generation operated for the first time. As the research and technological advancements continue, we have witnessed the next generations of mobile communication. The commercial launch of the upcoming fifth generation (5G) technology is planned for 2020 and will definitely impact our fully connected digital society. 5G is going to provide us with instantaneous information anda highly developed integrated communication platform and services, and is going to include limitless applications for our day to day life. In the initial section of this chapter, we have identified the essential characteristics of the 5G network, events related to 5G, limitations of earlier generations, and have reviewed the major components, methodologies, and some architectures along with several prominent issues. We have tried to discuss the latest attempts of various researchers, vendors, and companies in their efforts to enable a 5G world.
