117 search results - page 5 / 24 » Quality-of-Service in Cognitive Radio Networks with Collabor... |
INFOCOM
2012
IEEE
12 years 1 months ago
2012
IEEE
—Cognitive Radio Networks allow unlicensed users to opportunistically access the licensed spectrum without causing disruptive interference to the primary users (PUs). One of the ...
JSAC
2011
13 years 5 months ago
2011
— In cognitive radio networks (CRNs), effective and efficient channel exploitation is imperative for unlicensed secondary users to seize available network resources and improve ...
CISS
2010
IEEE
13 years 2 months ago
2010
IEEE
—This paper addresses optimal spectrum sensing in cognitive radio networks considering its system level cost that accounts for the local processing cost of sensing (sample collec...
GLOBECOM
2010
IEEE
13 years 8 months ago
2010
IEEE
This paper develops a cooperative scheme among cognitive radios (CRs) to increase the spectrum sensing performance. CRs adaptively transmit local binary decisions to a fusion cente...
INFOCOM
2012
IEEE
12 years 1 months ago
2012
IEEE
—In this paper we study the resource allocation in OFDM-based cognitive radio (CR) networks, under the consideration of many practical limitations such as imperfect spectrum sens...