198 search results - page 20 / 40 » On Spatial Reuse and Capture in Ad Hoc Networks |
SECON
2007
IEEE
15 years 6 months ago
2007
IEEE
— Beamforming antennas have been shown to improve spatial reuse in wireless networks. Protocols that aim to exploit beamforming antennas have leveraged benefits from directional...
ICNP
2009
IEEE
15 years 6 months ago
2009
IEEE
—Wormhole attack is a severe threat to wireless ad hoc and sensor networks. Most existing countermeasures either require specialized hardware devices or make strong assumptions o...
126
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ICC
2009
IEEE
14 years 9 months ago
2009
IEEE
Abstract--We introduce multi-hop aggregate information efficiency (MIEA), a comprehensive metric that captures several performance-affecting factors of wireless ad hoc networks in ...
102
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WIOPT
2010
IEEE
14 years 10 months ago
2010
IEEE
Abstract—In this paper, we present our results on the performance of MAC protocols in multi-hop wireless ad hoc networks in terms of the newly proposed metric “aggregate multi-...
135
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JSAC
2011
14 years 6 months ago
2011
Abstract—Cognitive radio (CR) technology enables the opportunistic use of the vacant licensed frequency bands, thereby improving the spectrum utilization. However, the CR operati...