320 search results - page 36 / 64 » An Online Reprogrammable Operating System for Wireless Senso... |
MUE
2008
IEEE
14 years 2 months ago
2008
IEEE
Hierarchical wireless sensor networks (WSNs) have been shown to improve system performance, reduce messages redundancy, and economize energy. However, due to the characteristics o...
MSN
2007
Springer
14 years 1 months ago
2007
Springer
We have developed a self-healing key distribution scheme for secure multicast group communications for wireless sensor network environment. We present a strategy for securely distr...
EWSN
2006
Springer
14 years 7 months ago
2006
Springer
We present a framework called Semantic Streams that allows users to pose declarative queries over semantic interpretations of sensor data. For example, instead of querying raw magn...
JCP
2008
13 years 7 months ago
2008
In sensor networks, continuous query is commonly used for collecting periodical data from the objects under monitoring. This sort of queries needs to be carefully designed, in orde...
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...