314 search results - page 18 / 63 » Trusted cognitive radio networking |
GLOBECOM
2010
IEEE
14 years 7 months ago
2010
IEEE
Abstract--Characterizing the topology and therefore fundamental limits is a must to establish effective end-to-end cognitive radio networking (CRN). However, there lacks complete u...
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CISS
2008
IEEE
14 years 11 months ago
2008
IEEE
Cognitive radios permit dynamic control of physical layer resources such as transmission power and constellation size; these degrees of freedom can be employed to achieve significa...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
— We consider the issue of fair share of the spectrum opportunity for the case of spectrum-overlay cognitive radio networks. Owing to the decentralized nature of the network, we ...
JSAC
2011
14 years 4 months ago
2011
—We analyze the multihop delay of ad hoc cognitive radio networks, where the transmission delay of each hop consists of the propagation delay and the waiting time for the availab...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
— In this paper, we study QoS routing in wireless mesh networks with cognitive radios, which involves route selection, channel allocation and scheduling. It turns out to be a har...