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214
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ASIAMS
2009
IEEE
16 years 1 months ago
2009
IEEE
Cognitive radio has the ability to sense the environment and adapt its behavior to optimize communication features, such as quality of service in the presence of interference and ...
213
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NTMS
2009
IEEE
16 years 1 months ago
2009
IEEE
—New approaches that generate secret keys from radio channel characteristics have been recently proposed. The security of these schemes usually relies on the reciprocity principl...
237
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ACISICIS
2008
IEEE
16 years 1 months ago
2008
IEEE
In recent years, many Mobile Payment (MP) schemes have been proposed and used in practise. However, a prerequisite for extended acceptance and adoption of MP technologies is to de...
186
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CISS
2008
IEEE
16 years 1 months ago
2008
IEEE
— In this paper we consider a K transmitter and K receiver single-hop wireless network. We obtain a rate control policy that provides proportional fair rate allocation to the tra...
170
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GLOBECOM
2008
IEEE
16 years 1 months ago
2008
IEEE
—In many wireless ad-hoc networks it is important to find a route that delivers a message to the destination within a certain deadline (delay constraint). We propose to identify...