Wireless channels usually face bursty errors, i.e., errors are prone to occur in clusters. These bit errors can be modeled using the Gilbert-Elliott model. When data packets are t...
IEEE 802.11 Distributed Coordination Function (DCF) guarantees fair transmission opportunity to stations. Channel occupation of low rate stations in IEEE 802.11 Wireless Local Area...
Abstract. In this paper we present a system that enhances typical synchronous teleteaching environments. The key idea is to compensate the lack of social awareness and interactivit...
The coming years will witness dramatic advances in wireless communications as well as positioning technologies. As a result, tracking the changing positions of objects capable of ...
Simonas Saltenis, Christian S. Jensen, Scott T. Le...
The GUIDE system has been developed in order to provide city visitors with an intelligent and context-aware tourist guide. The system has been deployed in the city of Lancaster an...
Keith Cheverst, Nigel Davies, Keith Mitchell, Paul...