467 search results - page 6 / 94 » On the Power Allocation of MIMO Channels |
CORR
2008
Springer
14 years 11 months ago
2008
Springer
In this paper, we consider a cognitive radio (CR) network in which the unlicensed (secondary) users are allowed to concurrently access the spectrum allocated to the licensed (prim...
TIT
2011
14 years 6 months ago
2011
—Maximization of the weighted sum-rate of secondary users (SUs) possibly equipped with multiantenna transmitters and receivers is considered in the context of cognitive radio (CR...
ICASSP
2011
IEEE
14 years 2 months ago
2011
IEEE
We investigate secure communications for a four-node relayeavesdropper channel with multiple data stream transmission, assuming that the eavesdropper’s channel state information...
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TSP
2010
14 years 5 months ago
2010
Abstract--This paper proposes a training-based channel estimation scheme for achieving quality-of-service discrimination between legitimate and unauthorized receivers in wireless m...
103
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ICASSP
2009
IEEE
14 years 8 months ago
2009
IEEE
This paper proposes a differential quantization strategy to be used in the feedback link of a multi-input-multi-output (MIMO) communication system. This algorithm is applied to th...