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Efficient Hybrid Channel Access for Data Intensive Sensor Networks
Niagara Falls, Ontario, Canada May 21-May 23
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/AINAW.2007.16721st International Conference on Adva ...
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Chih-Kuang Lin, University of Pittsburgh, USA
Vladimir Zadorozhny, University of Pittsburgh, USA
Prashant Krishnamurthy, University of Pittsburgh, USA
In this paper, we introduce novel probabilistic transmission protocols for data intensive wireless sensor networks. The protocols combine a randomized transmission scheme with scheduling based on heuristics to alleviate network performance degradation due to excessive collisions and retransmissions. In particular, by utilizing local information about sensor neighbors, our protocols minimize collisions in areas with high channel contention. The simulation results of our hybrid techniques show improved performance of data delivery and reduced energy consumption compared to carrier-sensing based IEEE 802.15.4 CAP mode and time-division based DRAND.
Citation:
Chih-Kuang Lin, Vladimir Zadorozhny, Prashant Krishnamurthy, "Efficient Hybrid Channel Access for Data Intensive Sensor Networks," ainaw, vol. 2, pp.659-664, 21st International Conference on Advanced Information Networking and Applications Workshops (AINAW'07), 2007
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