2364 search results - page 270 / 473 » Source-Channel Communication in Sensor Networks |
145
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GLOBECOM
2009
IEEE
15 years 7 months ago
2009
IEEE
—Fault tolerance techniques have been widely used in wireless sensor networks. Base station placement to maximize the network lifetime has also been well studied. However, limite...
121
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INFOCOM
2010
IEEE
15 years 2 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...
149
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INFOCOM
2010
IEEE
15 years 2 months ago
2010
IEEE
Abstract—We revisit the shortest path problem in asynchronous duty-cycled wireless sensor networks, which exhibit time-dependent features. We model the time-varying link cost and...
155
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INFOCOM
2010
IEEE
15 years 2 months ago
2010
IEEE
—We study how to characterize the families of paths between any two nodes s, t in a sensor network with holes. Two paths that can be deformed to one another through local changes...
153
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INFOCOM
2011
IEEE
14 years 7 months ago
2011
IEEE
A simple random walk (SRW) has been considered as an effective forwarding method for many applications in wireless sensor networks (WSNs) due to its desirable properties. However...