124 search results - page 18 / 25 » Signaling Schemes for Revenue Maximization |
CDC
2008
IEEE
14 years 4 months ago
2008
IEEE
—We study the problem of dynamic spectrum sensing and access in cognitive radio systems as a partially observed Markov decision process (POMDP). A group of cognitive users cooper...
VTC
2006
IEEE
14 years 3 months ago
2006
IEEE
— For the uplink transmission of a coded OFDMA system, we present an iterative receiver that performs joint frequency offset acquisition, channel estimation and maximum a posteri...
ICASSP
2010
IEEE
13 years 10 months ago
2010
IEEE
Recently, many works have been proposed in the area of cognitive radio to efficiently utilize the spectrum for data communication. However, little effort has been made in content...
ICASSP
2010
IEEE
13 years 10 months ago
2010
IEEE
Network coding has been recently proposed as an efficient method to improve throughput, minimize delays and remove the need for reconciliation between network nodes in distribute...
ICASSP
2010
IEEE
13 years 10 months ago
2010
IEEE
Sparse coding networks, which utilize unsupervised learning to maximize coding efficiency, have successfully reproduced response properties found in primary visual cortex [1]. Ho...