636 search results - page 60 / 128 » High-efficiency power amplifier for wireless sensor networks |
WIMOB
2008
IEEE
14 years 3 months ago
2008
IEEE
Energy is a central concern in the deployment of wireless sensor networks. In this paper, we investigate the energy cost of cryptographic protocols, both from a communication and ...
CN
2004
13 years 8 months ago
2004
Energy is the most critical resource in the life of a wireless sensor node. Therefore, its usage must be optimized to maximize the network life. It is known that for higher path l...
TWC
2008
13 years 8 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...
JCP
2008
13 years 8 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...
IPPS
2006
IEEE
14 years 2 months ago
2006
IEEE
Recent rapid technological developments have led to the development of tiny, low-power, low-cost sensors. Such devices integrate sensing, limited data processing and communication...