《cooperativewirelessne省略orbettergreense》

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1、YangYang1，ZhangWuxiong1，HuHonglin1，ZhangSihai2，WangXin3，ZhaoHaitao3，ZhouWuyang2，WeiJibo3(1．ShanghaiResearchCenterforWirelessCommunications，ShanghaiInstituteofMicrosystemandInformationTechnology，ChineseAcademyofSciences，Shanghai200335，China;2．SchoolofInformationScienceandTec

2、hnology，UniversityofScienceandTechnologyofChina，Hefei230026，China;3．SchoolofElectronicScienceandEngineering，NationalUniversityofDefenseTechnology，Changsha410073，China)Abstract:Inordertoguaranteetheoverallreturnoninvestment(ROI)，improveuserexperienceandqualityofservice(QoS)，

3、saveenergy，reduceelectramagneticinterference(EMI)andradiationpollution，andenablethesustainabledeploymentofnewprofitableapplicationsandservicesinheterogeneouswirelessnetworkscoexistencereality，thispaperproposesacross-networkcooperationmechanismtoeffectivelysharenetworkresour

4、cesandinfrastructures，andthena-daptivelycontrolandmatchmulti-networkenergydistributioncharacteristicsaccordingtoactualuser/servicerequire-mentsindifferentgeographicareas．Someidleorlightly-loadedbasestations(BSorBSs)willbetemporallyturnedoffforsavingenergyandreducingEMI．Init

5、ialsimulationresultsshowthattheproposedapproachcansignificantlyimprovetheoverallenergyefficiencyandQoSperformanceacrossmultiplecooperativewirelessnetworks．Keywords:cooperativewirelessnetworks;energyefficiency;radioresourcemanagement;qualityofservice;greencommunicationsworkc

6、ooperationisnecessaryandimportant．Insection3，ourtechniquesolutionforthematchingproblemwillbepresentedandnovelcross-networkresourcemanage-mentarchitecturewillbedescribedindetails．Simula-tionresultswillbeshowninsection4．Theseresultsdemonstratetheeffectivenessofthecross-networ

7、kmechanism．Section5concludesthispaperandpointsoutfutureresearchdirections．1IntroductionWirelessnetworktechnologyacceleratesthecoex-istenceofmultipleheterogeneousnetworksandintegra-tionofmultiplebusinesses，whichleadstosomeseri-ousproblems，suchasresourceswasting，strongEMIandr

8、adiationollution，andlowROI．Inrecentyears，overlappedcoverageissueinheterogeneousnet