The 4G network will be a reality by the end of 2010. This new promising network will increase drastically data transfer speeds.
Each new generation comes with a fundamental upgrade to the previous one. 2G offered a digital service compared to the 1G. 3G offer multimedia support. And 4G offers increased data speeds up to 1 Gbits/s for stationary devices and 100 Mbits/s for mobile devices.