169 search results - page 30 / 34 » Adaptive Coded Modulation for Fading Channels |
JUCS
2006
13 years 7 months ago
2006
This work analyses two heuristic algorithms based on the genetic evolution theory applied to direct sequence code division multiple access (DS/CDMA) communication systems. For diff...
CN
2004
13 years 7 months ago
2004
This work deals with reconfigurable control functions and protocols for supporting mobile computing applications in heterogeneous wireless systems like cellular networks and WLANs...
JSAC
2006
13 years 7 months ago
2006
Abstract--In this paper, we investigate the dynamic resource allocation adapted to spread-spectrum multicarrier multiple-access (SS-MC-MA) systems in a multiuser power line communi...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
The present paper deals with dynamic resource management based on quantized channel state information (CSI) for multi-carrier cognitive radio networks comprising primary and secon...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper, we consider a 2-hop wireless diversity relay network. We explore transmit power allocation among the source and relays to maximize the received signal to noise r...