18 search results - page 2 / 4 » Wireless Secrecy in Cellular Systems with Infrastructure--Ai... |
TWC
2008
13 years 5 months ago
2008
Wireless relays extend coverage, improve spectral efciency, and enhance reliability and rates of wireless cellular communication systems. In this work, we introduce the fundamental...
PIMRC
2008
IEEE
13 years 11 months ago
2008
IEEE
—Multi-cell Cooperative Processing (MCP) has been recognised as an efficient technique for increasing spectral efficiency of future cellular systems. However the provided bene...
INFOCOM
2007
IEEE
13 years 11 months ago
2007
IEEE
— Channel allocation was extensively studied in the framework of cellular networks. But the emergence of new system concepts, such as cognitive radio systems, has brought this to...
VTC
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract—Among radio technologies, multiple-input multipleoutput (MIMO) systems have attracted wide research interests in recent years. It is widely recognized that MIMO systems ...
CISS
2008
IEEE
13 years 7 months ago
2008
IEEE
Abstract--This paper proposes client-centric fractional frequency reuse (CC-FFR) techniques for interference mitigation in OFDMA-based cellular wireless networks. In this framework...