53 search results - page 11 / 11 » Secure transmission power of cognitive radios for dynamic sp... |
WIOPT
2011
IEEE
12 years 8 months ago
2011
IEEE
Abstract—This paper considers maximizing throughput utility in a multi-user network with partially observable Markov ON/OFF channels. Instantaneous channel states are never known...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
A nonparametric version of the basis pursuit method is developed for field estimation. The underlying model entails known bases, weighted by generic functions to be estimated fro...
WCNC
2008
IEEE
13 years 11 months ago
2008
IEEE
—1 In ISM bands, many wireless protocols proliferate such as 802.11, Bluetooth, and ZigBee. However, these incompatible protocols create complex coexistence and connectivity prob...