193 search results - page 22 / 39 » Dynamic spectrum access policies for cognitive radio |
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
GLOBECOM
2010
IEEE
13 years 5 months ago
2010
IEEE
With the employment of cognitive radio technology, dynamic spectrum management has the potential to solve the underused spectrum problem. In this paper, we introduce and compare tw...
ICC
2008
IEEE
14 years 2 months ago
2008
IEEE
—We consider opportunistic communications over multiple channels where the state (“good” or “bad”) of each channel evolves as independent and identically distributed Mark...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
A problem of joint optimal bandwidth and power allocation in cognitive networks under fading channels is considered. It is assumed that multiple secondary users (SUs) share the sp...
JSAC
2011
13 years 2 months ago
2011
This work on cognitive radio access ventures beyond the more traditional “listen-before-talk” paradigm that underlies many cognitive radio access proposals. We exploit the bi-...