With wireless communications and mobile hand-held devices becoming a reality, new applications where users can have access to information anytime, anywhere are made possible. To d...
In this research article we discuss the protocols, architecture and propose the design of Network Domain Security (NDS) model for IP Multimedia Subsystem (IMS). The IMS is standard...
Ubiquitous computing is a compelling vision for the future that is moving closer to realization at an accelerating pace. The combination of global wireless and wired connectivity a...
Multi-hop relaying will play a central role in next generation wireless systems. In this paper a novel relaying strategy that uses multiple-input multiple-output (MIMO) relays in ...
Fourth-generation wireless communication systems (4G) will have totally different requirements than what front-end designers have been coping with up to now. Designs must be targe...