285 search results - page 54 / 57 » Cooperative Relay Broadcast Channels |
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
In wireless multicast systems, cooperative multicast has been shown to be effective in dealing with heterogeneous channel conditions and improving the system performance. However,...
117
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ICC
2009
IEEE
14 years 7 months ago
2009
IEEE
During the last decade, many works were devoted to improving the performance of relaying techniques in ad hoc networks. One promising approach consists in allowing the relay nodes ...
MOBIHOC
2008
ACM
15 years 9 months ago
2008
ACM
For long, node cooperation has been exploited as a data relaying mechanism. However, the wireless channel allows for much richer interaction between nodes. One such scenario is in...
101
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IWCMC
2009
ACM
15 years 4 months ago
2009
ACM
We derive theoretical bit and frame error rate expressions for decode-and-forward (DF) collaborative networks containing M users, employing a variety of block codes over a Rayleig...
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
—Spectrum access is an important function of cognitive radios for detecting and utilizing spectrum holes without harming the legacy systems. In this paper, we propose novel coope...