175 search results - page 30 / 35 » Adaptive spectrum sensing for agile cognitive radios |
ICC
2008
IEEE
14 years 2 months ago
2008
IEEE
—Cognitive radios have the ability to sense their RF environment and adapt their transmission parameters to perform optimally in any situation. Part of this involves selecting th...
WICOMM
2010
13 years 6 months ago
2010
Cognitive radio (CR) has been considered a key technology to enhance overall spectrum utilization by opportunistic transmissions in CR transmitter-receiver link(s). However, CRs m...
JNSM
2010
13 years 2 months ago
2010
Cognitive Radio (CR) equipments are radio devices that support the smart facilities offered by future cognitive networks. Even if several categories of equipments exist (terminal,...
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract— Two driving goals for cognitive radio (CR) technique are maximizing spectrum utilization and avoiding interference to primary users. In this paper, we deal with the CR ...
INFOCOM
2012
IEEE
11 years 10 months ago
2012
IEEE
—Collaborative spectrum sensing has been regarded as a promising approach to enable secondary users to detect primary users by exploiting spatial diversity. In this paper, we con...