405 search results - page 37 / 81 » Securing cognitive radio networks |
VTC
2008
IEEE
14 years 3 months ago
2008
IEEE
This paper considers a scenario in which a secondary user makes opportunistic use of a channel allocated to some primary network. The primary network operates in a time-slotted ma...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— Cooperation is increasingly regarded as a key technology for tackling the challenges of a practical implementation of cognitive radio. In this paper, we first give a b...
ICASSP
2011
IEEE
13 years 17 days ago
2011
IEEE
This article provides a central limit theorem for a consistent estimator of the population eigenvalues of a class of sample covariance matrices. An exact expression as well as an ...
IJON
2011
13 years 8 days ago
2011
We introduce a machine learning based classifier that identifies free radio channels for cognitive radio. The architecture is designed for nanoscale implementation, under nanosc...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
— We consider a cognitive radio system like the future 802.22 networks where license-exempt service providers (SPs) will share a fixed spectrum in a non-interference basis to ea...