Performanceconference Juan les Pins France October3

Description

Stochasticgeometryandcommunication networks BartekB?aszczyszyn tutoriallecture Performanceconference Juan-les-Pins,France,October3-7,2005 INRIA-ENS OUTLINE IPanoramaofsomestochastic-geometrymodelsinaction, IIBasicgeometricmodels, IIISignal-to-Interference-and-Noiseratio(SINR)coveragemodel, IVModelingad-hocnetworks, VPowercontrolinCDMA:from statictodynamicmodeling — aspatialErlang formula. Stochasticgeometryandcommunicationnetworks, B .B?aszczyszyn; tutoriallecture ,Performance'05,Juan-les-Pins,France ,October3-7,2005 2 IPANORAMA •ThemathematicalprincipleoftheVoronoitessellationiswidelyusedasasimple idealizationofmanycomplex “real”partitionsoftheplane( cellsincellular communication ,Gupta&Kumarprotocolmodelofad-hocnetworks;ittakesinto accountonlylocationsofantennasandignoresallotherphysicalaspectsofthe communicationtechnologyasa.g.additiveinterference) •ThedualDelaunaygraphcanbeusedasa “protocolmodel”ofneighbuorhoodin networks ? topologyforrouting Stochasticgeometryandcommunicationnetworks, B .B?aszczyszyn; tutoriallecture ,Performance'05,Juan-les-Pins,France ,October3-7,2005 3 PANORAMA... •Booleanmodelisafirstmodelofcoverageofwirelessnetwork(itdoesnottake intoaccountinterference).Astheunderlyingmodelforthestudyofcontinuum percolationitcanbeusedtoaddressthequestionsofconnectivityofad-hoc networksintheabsenceofinterference . •Mathematicalrepresentationofinterferencesbasedon(Poisson)shotnoise processes? avarietyofresultsoncoverage ,connectivityandcapacityoflarge interference-limitednetworks . Stochasticgeometryandcommunicationnetworks, B .B?aszczyszyn; tutoriallecture ,Performance'05,Juan-les-Pins,France ,October3-7,2005 4

• networks ?


• percolationitcanbeusedtoaddressthequestionsofconnectivityofad-hoc networksintheabsenceofinterference


• outline ipanoramaofsomestochastic-geometrymodelsinaction


• statictodynamicmodeling —


• ci istheregionwherethesinrfromxi


• shot-noise


• hocnetworks


• edgesofthe delaunaygraphconnectnu- cleioftheadjacentcells


• random variable

Sujets

• Random variable

Informations

• Publié par: pefav
• Nombre de lectures: 7
• Langue: English
• Poids de l'ouvrage: 1 Mo

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