260 search results - page 30 / 52 » Energy-efficient coverage problems in wireless ad-hoc sensor... |
CNSR
2004
IEEE
14 years 14 days ago
2004
IEEE
A fundamental problem that confronts future applications of sensor networks is how to efficiently locate the sensor node that stores a particular data item. It is known that distr...
GLOBECOM
2009
IEEE
14 years 3 months ago
2009
IEEE
Abstract—The barrier coverage model was proposed for applications in which sensors are deployed for intrusion detection. In this paper, we study a strong barrier coverage problem...
VTC
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— A crucial issue in deploying wireless sensor networks is to perform a sensing task in an area of interest in an energy-efficient manner since sensor nodes have limited...
MOBIHOC
2008
ACM
14 years 8 months ago
2008
ACM
Constructing sensor barriers to detect intruders crossing a randomly-deployed sensor network is an important problem. Early results have shown how to construct sensor barriers to ...
INFOCOM
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract—In this paper we address the problem of energyefficient event detection in wireless sensor networks (WSNs). Duty cycling is a fundamental approach to conserving energy i...