190 search results - page 21 / 38 » A multiple power-level approach for wireless sensor network ... |
ALGOSENSORS
2007
Springer
13 years 11 months ago
2007
Springer
We study the problem of localizing and tracking multiple moving targets in wireless sensor networks, from a network design perspective i.e. towards estimating the least possible n...
IWCMC
2006
ACM
14 years 1 months ago
2006
ACM
In this paper, We mathematically model the In-Range localization scheme in the presence of a Mobile Beacon. In the In-Range localization scheme, a sensor with unknown location is ...
ADHOC
2007
13 years 7 months ago
2007
The existing time synchronization schemes in sensor networks were not designed with security in mind, thus leaving them vulnerable to security attacks. In this paper, we first id...
PERCOM
2007
ACM
14 years 7 months ago
2007
ACM
This research is motivated by emerging, real-world wireless sensor network applications for monitoring and control. We examine the benefits and costs of caching data for such appli...
SENSYS
2004
ACM
14 years 1 months ago
2004
ACM
Network congestion occurs when offered traffic load exceeds available capacity at any point in a network. In wireless sensor networks, congestion causes overall channel quality t...