593 search results - page 68 / 119 » Cooperation and Cognitive Radio |
ICC
2008
IEEE
15 years 4 months ago
2008
IEEE
—Underwater acoustic channel usually has low data rate, long propagation delay, severe multipath effect, and time varying fading. Cooperative transmission is a new wireless commu...
MASS
2010
14 years 7 months ago
2010
Cognitive radio, which enables dynamic access of under-utilized licensed spectrums, is a promising technology for more efficient spectrum utilization. Since cognitive radio enables...
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AGENTCL
2003
Springer
15 years 3 months ago
2003
Springer
The goal of this paper is to present a computational framework that enables us to generate elementary speech act sequences in a dialogue between an electronic assistant and a compu...
CORR
2008
Springer
14 years 10 months ago
2008
Springer
In this paper, we explore the benefits, from the perspective of degrees of freedom (DOF), of user cooperation and cognitive message sharing for a two-user multiple-input-multiple-...
GLOBECOM
2008
IEEE
14 years 11 months ago
2008
IEEE
—Conflict free spectrum allocation for secondary users in cognitive networks is a challenging problem, since the accessible spectrum is shared among users. The problem becomes to...