AN ENERGY-EFFICIENT OPTIMIZATION DEPLOYMENT SCHEME FOR WIRELESS SENSOR NETWORKS-中国期刊网

摘要 MostofthecurrentdeploymentschemesforWirelessSensorNetworks(WSNs)donottakethenetworkcoverageandconnectivityfeaturesintoaccount,aswellastheenergyconsumption.Thispaperintroducestopologycontrolintotheoptimizationdeploymentscheme,establishesthemathe-maticalmodelwiththeminimumsumofthesensingradiusofeachsensors,andusesthegenetical-gorithmtosolvethemodeltogettheoptimalcoveragesolution.Intheoptimalcoveragedeployment,thecommunicationandchannelallocationarefurtherstudied.Thentheenergyconsumptionmodelofthecoverageschemeisbuilttoanalyzetheperformanceofthescheme.Finally,theschemeissimulatedthroughthenetworksimulatorNS-2.Theresultsshowtheschemecannotonlysave36%energyav-eragely,butalsoachieve99.8%coveragerateundertheconditionof45sensorsbeingdeployedafter80iterations.Besides,theschemecanreducethefivetimesinterferenceamongchannels.

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AN ENERGY-EFFICIENT OPTIMIZATION DEPLOYMENT SCHEME FOR WIRELESS SENSOR NETWORKS

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AN ENERGY-EFFICIENT OPTIMIZATION DEPLOYMENT SCHEME FOR WIRELESS SENSOR NETWORKS

来源期刊

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