24 search results - page 3 / 5 » Scaling laws for cognitive radio network with heterogeneous ... |
ICASSP
2008
IEEE
13 years 12 months ago
2008
IEEE
Transmit-power control is a critical task in cognitive radio (CR) networks. In the present contribution, adherence to hierarchies between primary and secondary users in a peer-to-...
INFOCOM
2009
IEEE
14 years 2 days ago
2009
IEEE
—Cognitive radio has been proposed in recent years to promote the spectrum utilization by exploiting the existence of spectrum holes. The heterogeneity of both spectrum availabil...
SECON
2010
IEEE
13 years 3 months ago
2010
IEEE
Market mechanisms have been exploited as important means for spectrum acquisition and access in cognitive radio networks. In this paper, we propose a two-tier market for decentrali...
GLOBECOM
2009
IEEE
14 years 6 days ago
2009
IEEE
Abstract—Cognitive Radio Networks aim at enhancing spectrum utilization by allowing cognitive devices to opportunistically access vast portions of the spectrum. To reach such amb...
INFOCOM
2012
IEEE
11 years 7 months ago
2012
IEEE
Abstract—Capacity scaling laws offer fundamental understanding on the trend of user throughput behavior when the network size increases. Since the seminal work of Gupta and Kumar...