405 search results - page 5 / 81 » Securing cognitive radio networks |
GLOBECOM
2010
IEEE
13 years 6 months ago
2010
IEEE
In this paper, we propose a cognitive transmission scheme with the best relay selection in a multiple-relay cognitive radio network to improve the secondary transmission performanc...
CISS
2008
IEEE
14 years 3 months ago
2008
IEEE
Abstract— Quickest detection is applied to frequency spectrum sensing in cognitive radio systems. Distribution change in frequency domain is detected for vacating secondary radio...
INFOCOM
2008
IEEE
14 years 3 months ago
2008
IEEE
—Cognitive radio presents a new approach to wireless spectrum utilization and management. In this work, the potential performance improvement gained by applying cognitive radio t...
EJWCN
2010
13 years 3 months ago
2010
A tactical radio network is a radio network in which a transmitter broadcasts the same information to its receivers. In this paper, dynamic spectrum management is studied for multi...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
— The idea of the cognitive network, drawn from previous research in cognitive radios and cross-layer design, is an attempt to address issues of complexity and scalability by all...