1625 search results - page 5 / 325 » Achievable performance improvements provided by cooperative ... |
WCNC
2008
IEEE
15 years 4 months ago
2008
IEEE
— For a three user Gaussian multiple access channel (MAC), we propose a new superposition block Markov encoding based cooperation scheme. Our scheme allows the three users to sim...
122
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TWC
2008
14 years 9 months ago
2008
We propose cross-layer optimization frameworks for multihop wireless networks using cooperative diversity. These frameworks provide solutions to fundamental relaying problems of de...
106
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TWC
2008
14 years 9 months ago
2008
Node cooperation is an emerging and powerful solution that can overcome the limitation of wireless systems as well as improve the capacity of the next generation wireless networks....
VTC
2008
IEEE
15 years 4 months ago
2008
IEEE
In digital cooperative relaying, signals from the source-destination and relay-destination links are combined at the destination to achieve spatial diversity. These signals do not ...
GLOBECOM
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract— Two driving goals for cognitive radio (CR) technique are maximizing spectrum utilization and avoiding interference to primary users. In this paper, we deal with the CR ...