250 search results - page 16 / 50 » Optimal Rate Allocation in Overlay Content Distribution |
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
— We consider a resource allocation problem for spectrum sharing in cognitive radio networks. Specifically, we investigate the joint subchannel, rate and power allocation for se...
INFOCOM
2012
IEEE
11 years 10 months ago
2012
IEEE
—In this paper we study the resource allocation in OFDM-based cognitive radio (CR) networks, under the consideration of many practical limitations such as imperfect spectrum sens...
CISS
2008
IEEE
14 years 1 months ago
2008
IEEE
—In this paper, transmission over time-selective, flat fading relay channels is studied. It is assumed that channel fading coefficients are not known a priori. Transmission tak...
GLOBECOM
2009
IEEE
13 years 11 months ago
2009
IEEE
In this paper, we consider the optimal rate and power allocation that maximizes a general utility function of average user rates in a fading multiple-access or broadcast channel. B...
EJWCN
2010
13 years 2 months ago
2010
A tactical radio network is a radio network in which a transmitter broadcasts the same information to its receivers. In this paper, dynamic spectrum management is studied for multi...