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IPSN
2005
Springer
14 years 1 months ago
Matched source-channel communication for field estimation in wireless sensor networks
Abstract— Sensing, processing and communication must be jointly optimized for efficient operation of resource-limited wireless sensor networks. We propose a novel source-channel...
Waheed Uz Zaman Bajwa, Akbar M. Sayeed, Robert D. ...
INFOCOM
2007
IEEE
14 years 2 months ago
Data Persistence in Large-Scale Sensor Networks with Decentralized Fountain Codes
Abstract—It may not be feasible for sensor networks monitoring nature and inaccessible geographical regions to include powered sinks with Internet connections. We consider the sc...
Yunfeng Lin, Ben Liang, Baochun Li
WIOPT
2010
IEEE
13 years 6 months ago
Minimizing transmission energy in sensor networks via trajectory control
—Energy optimization is a significant component of Wireless Sensor Network (WSN) design. In this paper we consider transmission energy optimization in WSNs where messages are co...
Delia Ciullo, Guner D. Celik, Eytan Modiano
TSP
2008
118views more  TSP 2008»
13 years 8 months ago
Channel-Aware Random Access Control for Distributed Estimation in Sensor Networks
A cross-layered slotted ALOHA protocol is proposed and analyzed for distributed estimation in sensor networks. Suppose that the sensors in the network record local measurements of ...
Y.-W. P. Hong, Keng-U Lei, Chong-Yung Chi
SENSYS
2004
ACM
14 years 1 months ago
Mitigating congestion in wireless sensor networks
Network congestion occurs when offered traffic load exceeds available capacity at any point in a network. In wireless sensor networks, congestion causes overall channel quality t...
Bret Hull, Kyle Jamieson, Hari Balakrishnan