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CORR
2008
Springer
13 years 9 months ago
2008
Springer
In this paper we study the spectrum of certain large random Hermitian Jacobi matrices. These matrices are known to describe certain communication setups. In particular we are inte...
CORR
2010
Springer
13 years 9 months ago
2010
Springer
Abstract--It was shown recently that carrier sense multiple access (CSMA)-like distributed algorithms can achieve the maximal throughput in wireless networks (and task processing n...
CORR
2008
Springer
13 years 9 months ago
2008
Springer
In a distributed space-time coding scheme, based on the relay channel model, the relay nodes co-operate to linearly process the transmitted signal from the source and forward them ...
CORR
2008
Springer
13 years 9 months ago
2008
Springer
Abstract-- In this paper, we analyze asymptotic delaythroughput trade-offs in mobile ad-hoc networks comprising heterogeneous nodes with restricted mobility. We show that node spat...
CORR
2008
Springer
13 years 9 months ago
2008
Springer
We study the problem of dynamic spectrum sensing and access in cognitive radio systems as a partially observed Markov decision process (POMDP). A group of cognitive users cooperati...