CORR
2006
Springer
14 years 4 months ago
2006
Springer
A multiple-access channel is considered in which messages from one encoder are confidential. Confidential messages are to be transmitted with perfect secrecy, as measured by equivo...
GLOBECOM
2007
IEEE
14 years 10 months ago
2007
IEEE
— We propose a new cooperation protocol for the fading multiple-access channel called space-division relay (SDR). It is similar to the protocol of Laneman, Tse and Wornell (LTW) ...
PIMRC
2008
IEEE
14 years 10 months ago
2008
IEEE
— We consider the problem of rate allocation in a fading Gaussian multiple-access channel with fixed transmission powers. The goal is to maximize a general concave utility funct...