Monday, 31 March 2014

What are GPRS, GSM, EDGE, 3G and 4G

GPRS, GSM, EDGE, 3G and 4G all are terms used in communication Technology.  During the constant development as the new technology developed, a new name was given to it in simple and easy to understand way. For it is very easy to understand that the developments are given the names like 2G(Second Generation), 3G(Third Generation),  and 4G(Fourth Generation) the upcoming may be the 5G(Fifth Generation). Is not it very easy to understand and remember. Now let us discuss the features  of these services -

GPRS-General Packet Radio Service

This is also called 2G(Second Generation) and it gives the Data Transfer speed of 56 kbps. Video calls not possible

GSM (Global System for Mobile communications) 

It is an open, digital cellular technology used for transmitting mobile voice and data services

EDGE - Enhanced Data rates for GSM Evolution (EDGE)

It is also known as Enhanced GPRS (EGPRS). It gives us higher data transfer speed in comparison with 2G(Second Generation)

3G(Third Generation)

 It transfers data at a higher speed. It is available in certain selective area of India. In 3G(Third Generation) you can make video calls if your handset has the required camera.

4G(Fourth Generation)

This digital broad band gives very high data transfer speed of up to 1gbps, though no service provider in India including BSNL is providing this service practically