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ICASSP
2009
IEEE
14 years 3 months ago
Decentralized variational filtering for simultaneous sensor localization and target tracking in binary sensor networks
Resource limitations in wireless sensor networks have put stringent constraints on distributed signal processing. In this paper, we propose a cluster-based decentralized variation...
Jing Teng, Hichem Snoussi, Cédric Richard
WCNC
2010
IEEE
14 years 25 days ago
Interference Analysis in Time and Frequency Asynchronous Network MIMO OFDM Systems
—It is well known that symbol timing offsets larger than the cyclic prefix as well as carrier frequency offsets between transmitter and receiver stations destroy the orthogonali...
Vincent Kotzsch, Gerhard Fettweis
INFOCOM
2010
IEEE
13 years 7 months ago
On Distributed Time-Dependent Shortest Paths over Duty-Cycled Wireless Sensor Networks
Abstract—We revisit the shortest path problem in asynchronous duty-cycled wireless sensor networks, which exhibit time-dependent features. We model the time-varying link cost and...
Shouwen Lai, Binoy Ravindran
ICDCS
2006
IEEE
14 years 3 months ago
Scalable and Robust Aggregation Techniques for Extracting Statistical Information in Sensor Networks
Wireless sensor networks have stringent constraints on system resources and data aggregation techniques are critically important. However, accurate data aggregation is difficult ...
Hongbo Jiang, Shudong Jin
ICC
2008
IEEE
193views Communications» more  ICC 2008»
14 years 3 months ago
SRVF: An Energy-Efficient Link Layer Protocol for Reliable Transmission over Wireless Sensor Networks
Abstract— The 802.15.4 WSN standard provides optional reliability through positive acknowledgments. Since positive-ACKs are not designed for energy efficiency, there is significa...
Adnan Iqbal, Khurram Shahzad, Syed Ali Khayam