— The use of directional antennas in mobile ad hoc networks has shown to offer large potential throughput gains relative to omnidirectional antennas. When used in ad hoc networks...
In this paper, we propose a novel MAC protocol, called Quality-ofservice Guarantee Multiple Access (QGMA), in wireless local area networks to support the quality of service requir...
Abstract— Natural or man-made disasters can partition networks while threatening human lives. Because conventional Mobile Ad-Hoc Networks (MANETs) cannot route messages across pa...
Security is a critical issue in mobile commerce, especially in mobile database systems since mobile environments are dynamic and traditional protection mechanisms do not work very...
Data propagation in wireless sensor networks is usually performed as a multihop process. To deliver a single message, the resources of many sensor nodes are used and a lot of ener...