43 search results - page 6 / 9 » Spectral Efficiency of Cognitive Radio Systems |
139
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PIMRC
2010
IEEE
14 years 9 months ago
2010
IEEE
This paper presents an efficient and fair uplink resource allocation algorithm in multicarrier based cognitive radio systems. The proposed resource allocation is divided into two s...
107
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JSAC
2011
14 years 6 months ago
2011
Abstract— Spectrum management is used to improve performance in multiuser communication system, e.g., cognitive radio or femtocell networks, where multiuser interference can lead...
185
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WD
2010
14 years 6 months ago
2010
Abstract--OFDMA based cellular radio networks aim to operate as close as possible to frequency reuse distance of one, where the whole spectrum would be available in every cell. Mod...
102
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AINA
2011
IEEE
14 years 3 months ago
2011
IEEE
— Next generation wireless networks will be heterogeneous, where several primary users (PU e.g. licensed users) and secondary users (SU e.g. unlicensed users) can operate in the ...
170
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DSD
2011
IEEE
13 years 11 months ago
2011
IEEE
—With the opening up of white spaces, efficient use of the fragmented spectrum - TV white space in particular - has become an extremely important focus of research. Apart from ef...