39 search results - page 6 / 8 » MIMO cognitive radio: a game theoretical approach |
INFOCOM
2011
IEEE
12 years 9 months ago
2011
IEEE
Abstract—Market-based mechanisms offer promising approaches for spectrum access in cognitive radio networks. In this paper, we focus on two market models, one with a monopoly pri...
WICON
2008
13 years 7 months ago
2008
Cognitive radio networks that allow dynamic spectrum access are considered spectrally more efficient than networks using fixed spectral allocation. These networks are characterize...
ICASSP
2010
IEEE
13 years 5 months ago
2010
IEEE
Vast segments of the frequency spectrum are licensed to specific users for particular applications. These legacy users, however, often under-utilize their designated spectrum seg...
NETWORK
2007
13 years 5 months ago
2007
One of the promising applications of IEEE 802.16 (WiMAX)-based wireless mesh/relay networks is to provide infrastructure/backhaul support for IEEE 802.11based mobile hotspots. In ...
GLOBECOM
2008
IEEE
14 years 3 days 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...