191 search results - page 22 / 39 » Joint Optimization of Spectrum Sensing for Cognitive Radio N... |
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—Cooperative spectrum sensing has been shown to greatly improve the sensing performance in cognitive radio networks. However, if the cognitive users belong to different service p...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— Wireless topology control is the process of structuring the connectivity between network nodes to achieve some network-wide goal. This paper presents a cognitive networ...
ICUMT
2009
13 years 5 months ago
2009
In cognitive radio networks, secondary user (SU) does not have rights to transmit when the primary user (PU) band is occupied, that's why a sensing technique must be done. Rec...
MASS
2010
13 years 5 months ago
2010
Cognitive radio, which enables dynamic access of under-utilized licensed spectrums, is a promising technology for more efficient spectrum utilization. Since cognitive radio enables...
WIOPT
2010
IEEE
13 years 6 months ago
2010
IEEE
—Cognitive radio networks provide the capability to share the wireless channel with licensed (primary) users in an opportunistic manner. Primary users have a license to operate i...