476 search results - page 75 / 96 » The Relay Channel with a Wire-tapper |
109
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JSAC
2006
14 years 9 months ago
2006
Cooperative diversity has been recently proposed as a way to form virtual antenna arrays that provide dramatic gains in slow fading wireless environments. However, most of the prop...
75
Voted
TWC
2010
14 years 4 months ago
2010
We propose and analyze two different approaches for performing adaptive modulation and coding (AMC) in dualhop transmission systems, where a source node S communicates with a certa...
112
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TMC
2010
14 years 8 months ago
2010
—One important application of cooperative communications is to extend coverage area in wireless networks without increasing infrastructure. However, a crucial challenge in implem...
73
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ICC
2009
IEEE
15 years 4 months ago
2009
IEEE
— 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...
111
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VTC
2010
IEEE
14 years 8 months ago
2010
IEEE
—This paper proposes a cooperative space-time coding (STC) protocol, amalgamating the concepts of asynchronous cooperation, non-coherent detection as well as Distributed Turbo Co...