Wireless Network Technology
Wirless PAN
Bluetooth
UWB
Wireless LAN
Wifi
Wireless MAN
WiMax
WiBro
Wireless WAN
2.5G
3G
4G
4G is a network of networks, it is a solution looking for a problem. Terminal has to accommodate converged radio networks. “The user wants to google cnn anytime, anywhere at the right cost having all security considered…” (IWS2005, summary of exec round table discussion on 4G)