4G Network

4G, is the fourth generation of mobile telecommunications technology succeeding 3G. 4G system, in addition to usual voice and other services of 3G system, provides mobile ultra-broadband Internet access, for example to laptops with USB wireless modems, to smartphones, and to other mobile devices. 4G is a successor technology is built on the forward compatibility to upgrade their 3G network 4G as much can be subject to great stress. Assume revised mobile Web access applications, IP telephony, gaming services, high-definition mobile TV, video conferencing, 3D television, and include cloud computing.