77 search results - page 14 / 16 » On the Feasibility of Time Estimation under Isolation Condit... |
MASS
2010
13 years 4 months ago
2010
Wireless sensor networks typically conserve energy by following a periodic wakeup-sleep schedule: nodes minimize idle time and spend most of their time in a low power sleep state. ...
CORR
2011
Springer
13 years 2 months ago
2011
Springer
Cooperative communications is a class of techniques which seek to improve reliability and throughput in wireless systems by pooling the resources of distributed nodes. While coope...
WONS
2012
IEEE
12 years 2 months ago
2012
IEEE
—The IEEE 802.15.4 standard specifies an M-ary spread spectrum system with public and fixed spreading sequences. We propose instead to use secret and dynamic, random spreading ...
JPDC
2007
13 years 6 months ago
2007
Selective forwarding attacks may corrupt some mission-critical applications such as military surveillance and forest fire monitoring in wireless sensor networks. In such attacks,...
TMC
2008
13 years 6 months ago
2008
Under a multirate network scenario, the IEEE 802.11 DCF MAC fails to provide airtime fairness for all competing stations since the protocol is designed for ensuring max-min through...