987 search results - page 91 / 198 » Attack-resilient time synchronization for wireless sensor ne... |
SENSYS
2006
ACM
15 years 3 months ago
2006
ACM
Extensive empirical studies presented in this paper confirm that the quality of radio communication between low power sensor devices varies significantly with time and environme...
105
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DC
2008
14 years 9 months ago
2008
A MAC protocol specifies how nodes in a sensor network access a shared communication channel. Desired properties of a MAC protocol are: it should be contention-free (avoid collisio...
SECON
2008
IEEE
15 years 4 months ago
2008
IEEE
— What is the fastest rate at which we can collect a stream of aggregated data from a set of wireless sensors organized as a tree? We explore a hierarchy of techniques using real...
INFOCOM
2009
IEEE
15 years 4 months ago
2009
IEEE
— A class of CSMA protocols used in a broad range of wireless applications uses synchronized contention where nodes periodically contend at intervals of fixed duration. While se...
112
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GLOBECOM
2007
IEEE
15 years 4 months ago
2007
IEEE
— This paper considers two important issues for video sensor network, (1) timely delivery of captured video stream and (2) energy-efficient network design. Based on network calc...