2575 search results - page 314 / 515 » Car-Park Management using Wireless Sensor Networks |
157
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GLOBECOM
2010
IEEE
15 years 2 months ago
2010
IEEE
When asymmetric cryptography techniques are used in wireless networks, the public keys of the nodes need to be widely available and signed by a Certificate Authority (CA). However,...
181
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ICDCS
2011
IEEE
14 years 4 months ago
2011
IEEE
Abstract—Jamming attacks and unintentional radio interference are one of the most urgent threats harming the dependability of wireless communication and endangering the successfu...
122
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GLOBECOM
2007
IEEE
15 years 10 months ago
2007
IEEE
— Energy-ef ciency is one of the major concerns in wireless sensor networks since it impacts the network lifetime. In this paper, we investigate the relationship between sensor n...
166
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CN
2006
15 years 4 months ago
2006
Today's wireless networks are characterized by a fixed spectrum assignment policy. However, a large portion of the assigned spectrum is used sporadically and geographical var...
258
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GIS
2008
ACM
16 years 5 months ago
2008
ACM
Wireless sensor networks (WSNs) can provide real-time information about geospatial environments, and so have the potential to play an important role in the monitoring of geographi...