Title of article
Cellular mobilenetworkswithrepeatedcallsoperatinginrandomenvironment
Author/Authors
J.R. Artalejo، نويسنده , , M.J.Lopez-Herrerob، نويسنده ,
Issue Information
ماهنامه با شماره پیاپی سال 2010
Pages
9
From page
1158
To page
1166
Abstract
Many ofthecurrentlyusedcellularnetworkshavebeenconstructedonthepremisethattheretrialphe-
nomenon isnegligibleandtheoperatingenvironmentisstatic.However,apropermodelingofthemobile
cellular networkcannotignoretheexistenceofrepeatedcalls.Moreover,realsystemsoftenoperatein
varying environmentconditions.Inthispaper,weshowhowthematrix-analyticformalismgivesonethe
ability toconstructandstudyversatilecellularmobilenetworkswithuserretrialsoperatinginrandom
environment. Moreconcretely,weinvestigatetwofour-dimensionalMarkovianmodelswhichallowus
to representtwodifferentoptionsfortheuseoftheguardchannelconcept.Weputemphasisonthenu-
merical evaluationoftheredialbehaviorandtheenvironmentalfactorsonthesystemperformance.This
implies theperformanceanalysisofavarietyofdescriptorsincludingblockingprobabilities(handover
and freshcalls),meanaverageanalysis,andwaitingtimeinorbit.
Keywords
Retrials , Guard channels , Random environment , Queueing
Journal title
Computers and Operations Research
Serial Year
2010
Journal title
Computers and Operations Research
Record number
927725
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