1842 search results - page 83 / 369 » Multimedia communication in wireless sensor networks |
180
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INFOCOM
2007
IEEE
16 years 14 days ago
2007
IEEE
— Two fundamental functions of the sensor nodes in a wireless sensor network are to sense its environment and to transmit sensed information to a basestation. One approach to pro...
195
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MOBICOM
2009
ACM
16 years 21 days ago
2009
ACM
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
155
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IPSN
2007
Springer
16 years 10 days ago
2007
Springer
We previously presented a model for some wireless sensor and actuator network (WSAN) applications based on the vector space tools of frame theory. In this WSAN model there is a we...
157
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WS
2005
ACM
15 years 11 months ago
2005
ACM
Many key pre-distribution techniques have been developed recently to establish pairwise keys for wireless sensor networks. To further improve these schemes, researchers have propo...
165
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DSN
2004
IEEE
15 years 10 months ago
2004
IEEE
Wireless sensor networks face acute security concerns in applications such as battlefield monitoring. A central point of failure in a sensor network is the base station, which act...