476 search results - page 87 / 96 » The Relay Channel with a Wire-tapper |
CORR
2007
Springer
14 years 9 months ago
2007
Springer
—Cooperative technology is expected to have a great impact on the performance of cellular or, more generally, infrastructure networks. Both multicell processing (cooperation amon...
101
Voted
ICC
2009
IEEE
14 years 7 months ago
2009
IEEE
In this paper, we model the hierarchical structures inherent in cognitive radio networks as the priority queueing system in which primary users interact with the highest priority a...
TWC
2010
14 years 4 months ago
2010
Abstract--In this paper we consider the capacity of the cognitive radio (CR) channel in a fading environment under a "low interference regime". This capacity depends crit...
96
Voted
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
In wireless multicast systems, cooperative multicast has been shown to be effective in dealing with heterogeneous channel conditions and improving the system performance. However,...
INFOCOM
2010
IEEE
14 years 8 months ago
2010
IEEE
—Cognitive Radio Networks (CRNs) have recently emerged as a promising technology to improve spectrum utilization by allowing secondary users to dynamically access idle primary ch...