44 search results - page 1 / 9 » Cognitive Radio Networks: How Much Spectrum Sharing is Optim... |
GLOBECOM
2007
IEEE
13 years 10 months ago
2007
IEEE
Abstract—We explore the performance tradeoff between opportunistic and regulated access inherent in the design of multiuser cognitive radio networks. We consider a cognitive radi...
ICC
2007
IEEE
13 years 10 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...
TON
2010
12 years 11 months ago
2010
The cognitive radio (CR) paradigm calls for open spectrum access according to a predetermined etiquette. Under this paradigm, CR nodes access the spectrum opportunistically by cont...
MOBIHOC
2009
ACM
14 years 4 months ago
2009
ACM
Cognitive radio networks are emerging as a promising technology for the efficient use of radio spectrum. In these networks, there are two categories of networks on different chann...
TWC
2010
12 years 11 months ago
2010
Dynamic spectrum leasing (DSL) is one of the schemes proposed for dynamic spectrum sharing (DSS) in cognitive radio networks. In DSL, spectrum owners, denoted as primary users, dyn...