51 search results - page 7 / 11 » On the Performance of Non-orthogonal Multiple Access Systems... |
INFOCOM
2003
IEEE
14 years 2 months ago
2003
IEEE
— Third generation code-division multiple access (CDMA) systems propose to provide packet data service through a high speed shared channel with intelligent and fast scheduling at...
ICC
2009
IEEE
14 years 3 months ago
2009
IEEE
—In this paper we propose a new low feedback and low complexity scheme that adjusts the phases at the relays, thus allowing for the coherent combining of signals from multiple re...
CORR
2011
Springer
13 years 17 days ago
2011
Springer
The tremendous capacity gains promised by space division multiple access (SDMA) depend critically on the accuracy of the transmit channel state information. In the broadcast chann...
TWC
2010
13 years 3 months ago
2010
Multiple antenna systems are known to provide very large data rates, when the perfect channel state information (CSI) is available at the receiver. However, this requires the recei...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
—In this paper, we employ time-reversal space-time block coding (TR-STBC) in single-carrier direct sequence codedivision multiple access (DS-CDMA) block transmission in the prese...