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SIGMA: A mobility architecture for terrestrial and space networks.
(2005)
Internet Protocol (IP) mobility can be handled at different layers of the protocol stack. Mobile IP has been developed to handle mobility of Internet hosts at the network layer. Mobile IP suffers from a number of drawbacks ...
Sequencing geographical data for efficient query processing on air in mobile computing.
(2004)
Three cost models are derived to measure Data Broadcast Wait (DBW), Data Access Time in the multiplexing scheme (ATDataMul) where both data and indices are broadcast in the same channel, and Data Access Time in the separate ...
TriM: Tri-modal data communication in mobile ad-hoc network database systems.
(2003)
The Mobile Ad-hoc Network (MANET) is an emerging area of research in the network and database communities. A MANET is a group of self-organizing, autonomous clients and servers that form temporary networks. A MANET allows ...
Coverage issues in wireless sensor networks.
(2006)
A fundamental issue in the deployment of a large scale Wireless Sensor Network (WSN) is the ability of the network to cover the region of interest. While it is important to know if the region is covered by the deployed ...
Design and evaluation of protocols for wireless networks taking into account the interaction between transport and network layers.
(2003)
We recognized two important shortcomings of the current TCP protocol: misinterpretation of delayed acknowledgments and competition among different TCP flows. In this dissertation, we propose to address these two issues by ...