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» Design of Surveillance Sensor Grids with a Lifetime Constrai...
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ISPAN
2005
IEEE
14 years 1 months ago
Increasing Sensor Network Lifetime by Identifying and Leveraging Nodes with Excess Energy In Heterogeneous Networks
We propose and evaluate wireless sensor routing algorithms designed to extend the lifetime of a heterogeneous wireless sensor network. The network is heterogeneous in the sensorsā...
Keith Hellman, Michael Colagrosso
SENSYS
2003
ACM
14 years 26 days ago
Differentiated surveillance for sensor networks
For many sensor network applications such as military surveillance, it is necessary to provide full sensing coverage to a security-sensitive area while at the same time minimizing...
Ting Yan, Tian He, John A. Stankovic
COMCOM
2007
125views more  COMCOM 2007»
13 years 7 months ago
Guaranteeing the network lifetime in wireless sensor networks: A MAC layer approach
Energy is the most crucial but scarce resource in wireless sensor networks (WSNs). A wealth of MAC protocols are proposed only to prolong the network lifetime for energy-eļ¬ƒcienc...
Yongsub Nam, Taekyoung Kwon, Hojin Lee, Hakyung Ju...
TPDS
2008
176views more  TPDS 2008»
13 years 7 months ago
Adaptive Data Collection Strategies for Lifetime-Constrained Wireless Sensor Networks
Communication is a primary source of energy consumption in wireless sensor networks. Due to resource constraints, the sensor nodes may not have enough energy to report every readin...
Xueyan Tang, Jianliang Xu
QSHINE
2009
IEEE
14 years 2 months ago
Joint Optimization of System Lifetime and Network Performance for Real-Time Wireless Sensor Networks
Maximizing the aggregate network utility and minimizing the network energy consumption are important but conflict goals in wireless sensor networks. Challenges arise due to the app...
Lei Rao, Xue Liu, Jian-Jia Chen, Wenyu Liu