243 search results - page 41 / 49 » On the Fade Duration Distribution in Nakagami Fading Channel... |
TWC
2008
13 years 7 months ago
2008
In a wireless multiple-input multiple-output (MIMO) system, transmit antenna selection is an effective means of achieving good performance with low complexity. We consider spatial ...
JSAC
2011
13 years 2 months ago
2011
—Opportunistic spectrum access creates the opening of under-utilized portions of the licensed spectrum for reuse, provided that the transmissions of secondary radios do not cause...
JSAC
2011
13 years 2 months ago
2011
— We investigate spectrum sensing by energy detection based on two different objective functions: a Bayesian sensing cost or the network weighted sum capacity. The Bayesian cost ...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
This paper is concerned with decentralized estimation of a Gaussian source using multiple sensors. We consider a diversity scheme where only the sensor with the best channel sends...
BROADNETS
2004
IEEE
13 years 11 months ago
2004
IEEE
Traditionally, the routing problem is addressed at the network layer, an approach that has been extended to the wireless realm. In wireless multihop networks, however, strict laye...