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GLOBECOM
2007
IEEE
13 years 11 months ago
Impact of Noisy Carrier Phase Synchronization on Linear Amplify-and-Forward Relaying
—We consider a distributed wireless network where amplify-and-forward relays assist the communication between multiple source/destination pairs. To provide a global phase referen...
Stefan Berger, Armin Wittneben
TSP
2010
12 years 11 months ago
Mitigating channel estimation error with timing synchronization tradeoff in cooperative communications
Channel estimation error and co-channel interference (CCI) problems are among the main causes of performance degradation in wireless networks. In this paper, we investigate the im...
Ahmed S. Ibrahim, K. J. Ray Liu
ICASSP
2009
IEEE
13 years 8 months ago
Timing and frequency synchronization for OFDM based cooperative systems
In this paper, we investigate the timing and carrier frequency offset (CFO) synchronization problem in decode and forward cooperative systems operating over frequency selective ch...
Qinfei Huang, Mounir Ghogho, Jibo Wei, Philippe Ci...
GLOBECOM
2010
IEEE
13 years 2 months ago
Differential Cooperative Communications with Space-Time Network Coding
Abstract--In multinode cooperative communications, simultaneous transmissions from two or more nodes are challenging due to its asynchronous nature. In addition, channel estimation...
Zhenzhen Gao, Hung-Quoc Lai, K. J. Ray Liu