30 search results - page 2 / 6 » Routing for cognitive radio networks consisting of opportuni... |
GLOBECOM
2010
IEEE
13 years 2 months ago
2010
IEEE
Abstract--Wireless networks, especially mobile ad hoc networks (MANET) and cognitive radio networks (CRN), are facing two new challenges beyond traditional random network model: op...
INFOCOM
2012
IEEE
11 years 7 months ago
2012
IEEE
—We study the capacity and delay scaling laws for cognitive radio network (CRN) with static primary users and heterogeneous mobile secondary users coexisting in the unit planar a...
VTC
2010
IEEE
13 years 3 months ago
2010
IEEE
—In this paper, we develop an opportunistic spectrum scheduling scheme for cognitive radio networks. In the proposed scheme, the channel status (i.e., whether being occupied by p...
JSAC
2011
12 years 11 months ago
2011
Abstract—Cognitive radio (CR) technology enables the opportunistic use of the vacant licensed frequency bands, thereby improving the spectrum utilization. However, the CR operati...
CORR
2007
Springer
13 years 4 months ago
2007
Springer
—Opportunistic secondary spectrum usage has the potential to dramatically increase spectral efficiency and rates of a network of secondary cognitive users. In this work we consi...