Exploration and comparison of different 4G technologies implementations: A survey

Wireless networks avoid the installation costs incumbent in wired networks. Nowadays, users of mobile Internet have grown significantly and require instant accessibility of various high speed Internet applications. This paper presents a review of Fourth Generation (4G) networks and its evolution. A Long Term Evolution (LTE) network provides mobile Internet users with all-IP solutions and seamless connectivity. A detailed analysis of different 4G technologies e.g. WiMAX and LTE network is presented in this paper. In addition, this paper presents a discussion about the architecture of LTE network and various issues faced in LTE technology.