152 search results - page 25 / 31 » To Code or Not To Code in Multi-Hop Relay Channels |
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—Relay cooperation has been recognized as an important mechanism to enhance connectivity and throughput in multi-hop wireless networks, especially under varying channel c...
EJWCN
2010
13 years 3 months ago
2010
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...
INFOCOM
2007
IEEE
14 years 2 months ago
2007
IEEE
—In this letter, a network-coded cooperation scheme with dynamic coding mechanism (DC-NCC) is proposed. In DCNCC, the relay dynamically adapts forming the network-coded data base...
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
— This work presents a new amplify-and-forward (AF) cooperative multiple input multiple output (MIMO) transmission scheme based on phase sweep transmit diversity. In a single hop...
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
— We consider a relay that simultaneously assists multiple source-destination pairs that do not have a direct link, the so-called gateway channel, and explore the sum capacity of...