435 search results - page 51 / 87 » Group-based key pre-distribution in wireless sensor networks |
MUE
2008
IEEE
15 years 4 months ago
2008
IEEE
Hierarchical wireless sensor networks (WSNs) have been shown to improve system performance, reduce messages redundancy, and economize energy. However, due to the characteristics o...
FM
2009
Springer
15 years 2 months ago
2009
Springer
We study a clock synchronization protocol for the Chess WSN. First, we model the protocol as a network of timed automata and verify various instances using the Uppaal model checker...
COMSWARE
2007
IEEE
15 years 4 months ago
2007
IEEE
Abstract— Wireless sensor networks (WSNs) promise finegrain monitoring in a wide variety of applications, which require dense sensor nodes deployment. Due to high density of nod...
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GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
—We present a novel approach for minimizing the energy consumption of medium access control (MAC) protocols developed for duty-cycled wireless sensor networks (WSN) for the unslo...
INFOCOM
2010
IEEE
14 years 8 months ago
2010
IEEE
Abstract—Spectrum sensing is one of the key enabling technologies in Cognitive Radio Networks (CRNs). In CRNs, secondary users (SUs) are allowed to exploit the spectrum opportuni...