152 search results - page 27 / 31 » To Code or Not To Code in Multi-Hop Relay Channels |
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
— Wireless video multicast enables delivery of popular events to many wireless users in a bandwidth efficient manner. However, providing good and stable video quality to a large...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
Abstract--Cooperative transmission is an emerging communication technique that takes advantage of the broadcast nature of wireless channels. However, due to low spectral efficiency...
JSAC
2008
13 years 7 months ago
2008
The problem of transmitting a Gaussian source over a half-duplex fading relay channel with limited channel state feedback is studied. It is shown that under a short-term power cons...
CORR
2007
Springer
13 years 8 months ago
2007
Springer
Abstract— Infrastructure based wireless communications systems as well as ad hoc networks experience a growing importance in present-day telecommunications. An increased density ...
GLOBECOM
2006
IEEE
14 years 2 months ago
2006
IEEE
— Throughput is an important performance measure for data communications over wireless links. In this work, we consider joint adaptation of coding rates, modulation modes and lev...