1412 search results - page 199 / 283 » Medium access control in wireless sensor networks |
TWC
2008
14 years 10 months ago
2008
Emerging applications involving low-cost wireless sensor networks motivate well optimization of multi-user orthogonal frequency-division multiple access (OFDMA) in the power-limite...
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ICDCSW
2008
IEEE
15 years 5 months ago
2008
IEEE
Cyber Physical Systems (CPSs) have grand visions with great socio-economic impacts such as blackout-free electricity supply and real-time disaster recovery. A key challenge is pro...
WISEC
2010
ACM
14 years 11 months ago
2010
ACM
Physical-layer identification of wireless devices, commonly referred to as Radio Frequency (RF) fingerprinting, is the process of identifying a device based on transmission imperf...
MOBISYS
2007
ACM
15 years 10 months ago
2007
ACM
We report on the design, implementation, and evaluation of a system called Cedar that enables mobile database access with good performance over low-bandwidth networks. This is acc...
SASN
2003
ACM
15 years 3 months ago
2003
ACM
In this paper we present SECTOR, a set of mechanisms for the secure verification of the time of encounters between nodes in multi-hop wireless networks. This information can be u...