577 search results - page 29 / 116 » Performance Enhancement of Wireless Communication Systems us... |
WWIC
2007
Springer
14 years 1 months ago
2007
Springer
It is well known that the presence of nodes using a low data transmit rate has a disproportionate impact on the performance of an IEEE 802.11 WLAN. ORP is an opportunistic relay pr...
SIGCOMM
2006
ACM
14 years 1 months ago
2006
ACM
We present Wit, a non-intrusive tool that builds on passive monitoring to analyze the detailed MAC-level behavior of operational wireless networks. Wit uses three processing steps...
TCOM
2008
13 years 7 months ago
2008
Distributed space-time coding is a cooperative transmission scheme proposed for wireless relay networks. With this scheme, antennas of the distributive relays work as transmit ante...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In wireless networks, the use of collaboration has been shown to provide an increase in reliability due to an increase in diversity. Specifically it has been shown that by havi...
TWC
2010
13 years 2 months ago
2010
In this paper, we study multi-hop non-regenerative multiple-input multiple-output (MIMO) relay communications with any number of hops. We design the optimal source precoding matrix...