Sciweavers

235 search results - page 44 / 47
» Rate and Power Allocation in Fading Multiple Access Channels
Sort
View
VTC
2008
IEEE
155views Communications» more  VTC 2008»
14 years 2 months ago
System Performance Analysis of Single-Path and Cooperative MIMO Relaying
— The demand for even higher data rates in future mobile communications systems calls for new techniques capable of improving the performance of cellular systems. One possibility...
Peter Rost, Fredrik Boye, Gerhard Fettweis
PIMRC
2008
IEEE
14 years 2 months ago
Understanding the Performance of 802.11 Networks
Abstract—In this paper, we review the most important performance characteristics of the 802.11 DCF wireless networks, point out some false common knowledge, and report on recent ...
Andrzej Duda
IWCMC
2009
ACM
14 years 2 months ago
Multiple-antenna multiple-relay system with precoding for multiuser transmission
Multi-hop relaying will play a central role in next generation wireless systems. In this paper a novel relaying strategy that uses multiple-input multiple-output (MIMO) relays in ...
Arash Talebi, Witold A. Krzymien
TMM
2011
121views more  TMM 2011»
13 years 2 months ago
Spread Spectrum Visual Sensor Network Resource Management Using an End-to-End Cross-Layer Design
—In this paper, we propose an approach to manage network resources for a direct sequence code division multiple access (DS-CDMA) visual sensor network where nodes monitor scenes ...
Elizabeth S. Bentley, Lisimachos P. Kondi, John D....
EJWCN
2010
97views more  EJWCN 2010»
13 years 2 months ago
Analysis and Construction of Full-Diversity Joint Network-LDPC Codes for Cooperative Communications
Abstract--Transmit diversity is necessary in harsh environments to reduce the required transmit power for achieving a given error performance at a certain transmission rate. In net...
Dieter Duyck, Daniele Capirone, Joseph Jean Boutro...