This document provides an overview of 4G technology, including its objectives and development timeline. 4G aims to provide data rates of 100 Mbps for mobile users and 1 Gbps for stationary users. It will allow for seamless connectivity across networks on a global scale. 4G is expected to launch in 2010 and enable new applications like mobile TV and video chat by delivering high-speed data and multimedia over wireless networks on an "anytime, anywhere" basis.