1. 4G Communication Systems
Emin Sharifov

2. Introduction
4G, also known as Beyond 3G, is a term used to describe the next step in wireless communications
Provides comprehensive IP solution where voice, data and streamed multimedia can be given to users on an "Anytime, Anywhere" basis
4G will be a fully IP based integrated system

3. Evolution of Communications Networks
First Generation: An analog system where voice was considered to be the main traffic
Second Generation: All standards in this form are digital in form(GSM, IDEN)
3G: The systems in this standard are essentially a linear enhancement of 2G systems
2.75 G; 3G; 3.5G; 3G post
4G: the infrastructure and the terminals of 4G will have almost all the standards from 2G to 4G implemented

4. Objectives High network capacity: more simultaneous users per cell
A data rate of at least 100 Mbit/s between any two points in the world
Seamless connectivity and global roaming across multiple networks
High quality of service for next generation multimedia support

5. USERS OF 4G
The Japanese company NTT DoCoMo has been testing a 4G communication system prototype and is planning to release the first commercial network in 2010
Digiweb, an Irish wireless broadband company recently started to use it
Verizon Wireless and Vodafone are getting together to establish 4g networks soon.
Sprint also announced that it is going to launch it in 2008

6. Any questions??