180 search results - page 4 / 36 » Differential Cooperative Communications with Space-Time Netw... |
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
—In this paper, we propose a generalized cooperative signal transmission model for wireless networks. In this model, the source, the destination, and an arbitrary number of relay...
GLOBECOM
2009
IEEE
13 years 5 months ago
2009
IEEE
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
GLOBECOM
2010
IEEE
13 years 5 months ago
2010
IEEE
Abstract-- Cooperative communications can be used to improve communication reliability. However, the transmissions from different relaying nodes result in a great challenge in prac...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper we evaluate outage performance of a cooperative transmission protocol over fading channels that requires a number of relaying nodes to employ a distributed space-...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— The performance of wireless multicasting is negatively affected by multipath fading. To improve reliability, cooperation among the nodes of the network can be used to c...