512 search results - page 58 / 103 » Random Access Systems with a Time Varying Channel |
CORR
2010
Springer
14 years 10 months ago
2010
Springer
Multiuser diversity (MUDiv) is one of the central concepts in multiuser (MU) systems. In particular, MUDiv allows for scheduling among users in order to eliminate the negative effe...
109
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WIOPT
2006
IEEE
15 years 4 months ago
2006
IEEE
— We explore the advantages of intelligently dropping a small fraction of packets that arrive for transmission over a time varying wireless downlink. Without packet dropping, the...
GLOBECOM
2010
IEEE
14 years 8 months ago
2010
IEEE
We study an online random linear network coding approach for time division duplexing (TDD) channels under Poisson arrivals. We model the system as a bulk-service queue with variabl...
ACSAC
2008
IEEE
15 years 4 months ago
2008
IEEE
Side channels are typically viewed as attacks that leak cryptographic keys during cryptographic algorithm processing, by observation of system side effects. In this paper, we pres...
107
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ICC
2007
IEEE
15 years 1 months ago
2007
IEEE
This paper concerns the cross-layer design between physical layer and MAC (Multiple Access Control) layer in asynchronous wireless random access network. The proposed cross-layer d...