107 search results - page 8 / 22 » Diversity-Multiplexing Tradeoff in Cooperative Multiple Acce... |
CORR
2006
Springer
13 years 7 months ago
2006
Springer
We investigate the optimal performance of dense sensor networks by studying the joint source-channel coding problem. The overall goal of the sensor network is to take measurements ...
WCNC
2010
IEEE
13 years 11 months ago
2010
IEEE
—This paper aims at answering the questions of how to enable cooperative communications in random access networks. And, since cooperation introduces extra transmissions in the ch...
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract— The coexistence and resource sharing between a primary network utilizing cognitive relays and a secondary network are investigated. Two multiple access protocols are pr...
TCOM
2008
13 years 7 months ago
2008
This paper applies the concept of balanced capacity (a tradeoff between performance and fairness) to the uplink of a frequency-selective multiuser channel. Individual power constr...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
—Cooperative diversity is effectively used to combat the correlated fading. In the existing papers on cooperative diversity, the fading channels are idealistically assumed to be ...