87 search results - page 5 / 18 » Radio range adjustment for energy efficient wireless sensor ... |
GISCIENCE
2008
Springer
13 years 8 months ago
2008
Springer
Dynamic geographic phenomena, such as forest fires and oil spills, can have dire environmental, sociopolitical, and economic consequences. Mitigating, if not preventing such events...
ICCCN
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— This paper proposes a simple yet efficient localization algorithm for GPS-free sensor nodes in wireless sensor networks (WSN). Our approach is hybrid in the sense that...
TWC
2008
13 years 7 months ago
2008
Backscatter radio is proposed for sensor networks. In that way, the transmitter for each sensor is simplified to a transistor connected to an antenna and therefore, the cost for ea...
MOBISYS
2004
ACM
14 years 7 months ago
2004
ACM
The focus of surveillance missions is to acquire and verify information about enemy capabilities and positions of hostile targets. Such missions often involve a high element of ri...
SENSYS
2006
ACM
14 years 1 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...