3G networks:The third generation network standards

3g is the booming mobile network standard all over the world. GSM is currently most popular cell phone network type which support both voice and data communication. But the speed of this network is very slow. It has download rate up to 14.4kbps. While the 3G network has better download and upload speed. It has up to 10Mbit/s download and 5.8Mbit upload speed.
Japan and South Korea are the pioneers of 3G communication. FDMA a Japanese company launched this service successfully in May 2001 and a Korean company SK telecom launched in January 2002.
3G uses an advanced encryption called as Kasumi. 3G network produce greater degree of protection due to this encryption. Kasumi is more powerful encryption than older A5/1 stream cipher.
3G provide faster data communication facility, which helps us to download stuff faster using mobile. We can use this for video calls and to send larger MMS. User can enjoy uninterrupted video streaming due to faster connection.
Though 3G has lot of advantages the installation of this network has been delayed in many countries due to high initial investments. Radio frequency used for 3G are different from that are used for current 2G networks. Companies have to build new infrastructure to provide this service. Now only few metropolitan cities have 3G network in India.

Posted in: Mobile-Today