120 search results - page 14 / 24 » Spectrum Allocation in Two-Tier Networks |
WCNC
2008
IEEE
14 years 1 months ago
2008
IEEE
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...
ADHOCNETS
2009
Springer
14 years 2 months ago
2009
Springer
A distributed joint routing and spectrum sharing algorithm for video streaming applications over cognitive radio ad hoc networks is proposed in this article. The proposed cross-lay...
WIOPT
2010
IEEE
13 years 5 months ago
2010
IEEE
Abstract—Development of dynamic spectrum access and allocation techniques recently have made feasible the vision of cognitive radio systems. However, a fundamental question arise...
INFOCOM
2011
IEEE
12 years 11 months ago
2011
IEEE
Abstract—Secondary spectrum access is emerging as a promising approach for mitigating the spectrum scarcity in wireless networks. Coordinated spectrum access for secondary users ...
MST
2002
13 years 7 months ago
2002
Abstract. In this paper we consider communication issues arising in cellular (mobile) networks that utilize frequency division multiplexing (FDM) technology. In such networks, many...