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JSAC
2007
56views more  JSAC 2007»
13 years 7 months ago
Grouping and partner selection in cooperative wireless networks
— Various results to date have demonstrated the advantages of one or several relay nodes assisting transmissions in a wireless network. In many practical scenarios, not all nodes...
Aria Nosratinia, Todd E. Hunter
IWCMC
2009
ACM
14 years 2 months ago
Performance analysis and adaptive power control for block coded collaborative networks
We derive theoretical bit and frame error rate expressions for decode-and-forward (DF) collaborative networks containing M users, employing a variety of block codes over a Rayleig...
W. Guo, Ioannis Chatzigeorgiou, Ian J. Wassell, Ro...
PIMRC
2008
IEEE
14 years 1 months ago
Distributed digital locked loops for time/frequency locking in packet-based wireless communication
— In infrastructure-less wireless systems network-wise time and frequency synchronization can be achieved by exchanging mutual synchronization errors among neighboring nodes. Coo...
Umberto Spagnolini, Nicola Varanese, Osvaldo Simeo...
ICC
2009
IEEE
106views Communications» more  ICC 2009»
14 years 2 months ago
Mitigating Channel Estimation Error via Cooperative Communications
— Channel estimation error problem is among the main causes of performance degradation in wireless networks. In this paper, we investigate the impact of cooperative communication...
Ahmed S. Ibrahim, K. J. Ray Liu
DSN
2005
IEEE
14 years 1 months ago
LITEWORP: A Lightweight Countermeasure for the Wormhole Attack in Multihop Wireless Networks
In multihop wireless systems, such as ad-hoc and sensor networks, the need for cooperation among nodes to relay each other’s packets exposes them to a wide range of security att...
Issa Khalil, Saurabh Bagchi, Ness B. Shroff