159 search results - page 26 / 32 » Optimization of OFDMA-Based Cellular Cognitive Radio Network... |
ICDCSW
2006
IEEE
14 years 1 months ago
2006
IEEE
Channel allocation has been extensively studied in the framework of cellular networks, but the emergence of new system concepts, such as cognitive radio systems, bring this topic ...
PIMRC
2008
IEEE
14 years 2 months ago
2008
IEEE
—The enhancement of cellular networks with relaying technologies is expected to bring significant techno-economic benefits, but proper allocation of resources may be a challeng...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— Fast radio wave propagation prediction is of tremendous interest for planning and optimization of cellular radio networks. We propose a cube oriented 3D ray launching a...
QSHINE
2009
IEEE
14 years 2 months 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...
JSAC
2008
13 years 7 months ago
2008
Wireless Mesh Networks (WMNs) are envisaged to extend Internet access and other networking services in personal, local, campus, and metropolitan areas. Mesh routers (MR) form the c...