332 search results - page 63 / 67 » Opportunistic Spectrum Access in Cognitive Radio Networks |
JSAC
2011
14 years 4 months ago
2011
In this paper, we characterize the joint network capacity region for a licensed broadcast (primary) and ad hoc cognitive (secondary) network in a heterogeneous environment, includ...
ICC
2000
IEEE
15 years 2 months ago
2000
IEEE
— The medium-access control (MAC) protocols for wireless networks proposed or implemented to date based on collision-avoidance handshakes between sender and receiver either requi...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
This paper considers the problem of finding sparse solutions from multiple measurement vectors (MMVs) with joint sparsity. The solutions share the same sparsity structure, and th...
DSD
2008
IEEE
15 years 4 months ago
2008
IEEE
— The mobile communication systems today, have different radio spectrum, radio access technologies, and protocol stacks depending on the network being utilized. This gives rise t...
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
A Bayesian formulation of quickest change detection in multiple onoff processes is obtained within a decision-theoretic framework. For geometrically distributed busy and idle time...