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MOBICOM
2010
ACM
15 years 6 months ago
MIMO rate adaptation in 802.11n wireless networks
This paper studies MIMO based rate adaptation (RA) in 802.11n wireless networks. Our case study shows that existing RA algorithms offer much lower throughput than even a fixed-rat...
Ioannis Pefkianakis, Yun Hu, Starsky H. Y. Wong, H...
GLOBECOM
2010
IEEE
15 years 4 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
PIMRC
2010
IEEE
15 years 4 months ago
Energy-delay tradeoff analysis in embedded M2M networks with channel coding
Abstract--Machine-to-Machine (M2M), an emerging communications paradigm, is a facilitator of data flows between machines used, e.g., in mission-critical applications. Focusing in t...
Tatjana Predojev, Jesus Alonso-Zarate, Mischa Dohl...
TSP
2011
162views more  TSP 2011»
15 years 1 months ago
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 estimatio...
Hung-Quoc Lai, K. J. Ray Liu
CHI
2011
ACM
14 years 10 months ago
Why is my internet slow?: making network speeds visible
With widespread broadband adoption, more households report experiencing sub-optimal speeds. Not only are slow speeds frustrating, they may indicate consumers are not receiving the...
Marshini Chetty, David Haslem, Andrew Baird, Ugoch...