30 search results - page 3 / 6 » A contracts-based approach for spectrum sharing among cognit... |
TWC
2008
13 years 5 months ago
2008
Abstract--We investigate the dynamic spectrum sharing problem among primary and secondary users in a cognitive radio network. We consider the scenario where primary users exhibit o...
AINA
2011
IEEE
12 years 9 months ago
2011
IEEE
— Next generation wireless networks will be heterogeneous, where several primary users (PU e.g. licensed users) and secondary users (SU e.g. unlicensed users) can operate in the ...
QSHINE
2009
IEEE
14 years 23 hour ago
2009
IEEE
Abstract. In this paper, a radio resource sharing scheme for wireless cellular network is investigated to achieve efficiency and fairness among base stations. We propose a credit-t...
GLOBECOM
2008
IEEE
13 years 11 months ago
2008
IEEE
— We consider the issue of fair share of the spectrum opportunity for the case of spectrum-overlay cognitive radio networks. Owing to the decentralized nature of the network, we ...
ICASSP
2010
IEEE
13 years 5 months ago
2010
IEEE
— In cognitive radio, spectrum sensing is a key component to detect spectrum holes (i.e., channels not used by any primary users). Collaborative spectrum sensing among the cognit...