Research In Motion
Wireless communication has brought a revolution in the world. There has been tremendous technological advancement in wireless networks in the past two or three decades. The demand of wireless communication has been increasing very fast as everybody wants to use the broadband wireless services anywhere and anytime. IEEE 802. 16 based Worldwide interoperability for Microwave Access (WiMAX) is a new technology that promises to provide best Quality of Service (QoS) to its fixed as well as mobile users with minimum utilization of available resources.