Sciweavers

1739 search results - page 214 / 348
» Maximizing system lifetime in wireless sensor networks
Sort
View
SRDS
2008
IEEE
14 years 3 months ago
SeNDORComm: An Energy-Efficient Priority-Driven Communication Layer for Reliable Wireless Sensor Networks
In many reliable Wireless Sensor Network (WSN) applications, messages have different priorities depending on urgency or importance. For example, a message reporting the failure of...
Vinaitheerthan Sundaram, Saurabh Bagchi, Yung-Hsia...
MUE
2008
IEEE
161views Multimedia» more  MUE 2008»
14 years 3 months ago
A Rekey-Boosted Security Protocol in Hierarchical Wireless Sensor Network
Hierarchical wireless sensor networks (WSNs) have been shown to improve system performance, reduce messages redundancy, and economize energy. However, due to the characteristics o...
Yi-Ying Zhang, WenCheng Yang, Kee-Bum Kim, Min-Yu ...
RTSS
2003
IEEE
14 years 2 months ago
Contention-Free Periodic Message Scheduler Medium Access Control in Wireless Sensor / Actuator Networks
This paper presents a time division multiple access medium access control protocol for wireless sensor / actuator networks implemented with a contention-free message scheduler. A ...
Thomas W. Carley, Moussa A. Ba, Rajeev Barua, Davi...
TSP
2010
13 years 3 months ago
On the optimal performance in asymmetric gaussian wireless sensor networks with fading
We study the estimation of a Gaussian source by a Gaussian wireless sensor network (WSN) where L distributed sensors transmit noisy observations of the source through a fading Gau...
Hamid Behroozi, Fady Alajaji, Tamás Linder
PIMRC
2008
IEEE
14 years 3 months ago
A key loss recovery scheme for secure broadcasts in wireless sensor networks
Abstract—Authenticity and secrecy of broadcast message content is important in wireless sensor networks deployed for battlefield control, emergency response, and natural resourc...
Syed Taha Ali, Vijay Sivaraman, Ashay Dhamdhere, D...