With the advancement of wireless technologies such as GSM,RF, GPRS, EDGE, Zigbee etc, the luxuries of yesterday have been transformed into necessities; those necessities which are easy to reach and hence have a huge impact on the common man as well as the businesses. Considering GSM, the world's most dominant mobile phone standards; customizing to the current needs is the most striking feature of this technology. GPRS on the other hand has become an essential tool for mobile management and data transmission within mobile network. The Wi-Fi technology which initially came into existence for mobile networks has gained popularity for LAN connections and internet accessibility from mobile wireless networks offering cost effective, high-speed, last-mile broadband connectivity to homes and businesses. |