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» Radio Sleep Mode Optimization in Wireless Sensor Networks
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PERCOM
2006
ACM
15 years 9 months ago
Distributed Cross-Layer Scheduling for In-Network Sensor Query Processing
In-network sensor query processing is a cross-layer design paradigm in which networked sensor nodes process data acquisitional queries in collaboration with one another. As power ...
Hejun Wu, Qiong Luo, Wenwei Xue
93
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MOBICOM
2009
ACM
15 years 4 months ago
Impact of mobility on spectrum sensing in cognitive radio networks
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
Alexander W. Min, Kang G. Shin
WCNC
2008
IEEE
15 years 3 months ago
Distributed Energy Efficient Spectrum Access in Wireless Cognitive Radio Sensor Networks
—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...
Song Gao, Lijun Qian, Dhadesugoor R. Vaman
ISM
2006
IEEE
130views Multimedia» more  ISM 2006»
14 years 9 months ago
Scheduling Data Delivery in Heterogeneous Wireless Sensor Networks
In this paper we present a proxy-level scheduler that can significantly improve QoS in heterogeneous wireless sensor networks while at the same time reducing the overall power con...
Daeseob Lim, Jaewook Shim, Tajana Simunic Rosing, ...
IPPS
2007
IEEE
15 years 3 months ago
Topology-Transparent Duty Cycling for Wireless Sensor Networks
Our goal is to save energy in wireless sensor networks (WSNs) by periodic duty-cycling of sensor nodes. We schedule sensor nodes between active (transmit or receive) and sleep mod...
Yu Chen, Eric Fleury, Violet R. Syrotiuk