71 search results - page 13 / 15 » Co-channel interference reduction in Rayleigh fading channel... |
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
—Broadband packet data services are demanded in the next generation mobile communications systems. Multi-carrier CDMA (MC-CDMA) is considered to be a promising wireless technique...
PIMRC
2008
IEEE
14 years 1 months ago
2008
IEEE
Abstract— Consider the problem of base-station and subcarrier assignment on the downlink of a two-cell OFDMA system with adaptive modulation. The aim is to maximize a common data...
GLOBECOM
2006
IEEE
14 years 1 months ago
2006
IEEE
—Design of space-time codes that scale with the number of transmit antennas is a difficult problem. In this paper, we introduce a new family of space-time trellis codes (STTC) th...
TSP
2010
13 years 2 months ago
2010
In this paper, an adaptive cooperation diversity scheme with best-relay selection is proposed for multiple-relay cognitive radio networks to improve the performance of secondary tr...
CORR
2011
Springer
13 years 2 months ago
2011
Springer
—The problem of optimal power allocation among the relays in a two-hop decode-and-forward cooperative relay network with independent Rayleigh fading channels is considered. It is...