协作通信系统资源分配算法-研究

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1、乞、I璩0●勺Idifferentfeedbacksignalofsinglecell．Firstly,jointmethodofantennaselection,rateandpowercontrolwaspresentedintheconditionofonlyexistinginstantaneoussubtreamSNRfeedback．Thismethodcouldprovidenormalreal—timetrafficandusetherestresourcetotransmitnonreal．timetrafficSOastoimprove

2、resourceefficiency．Secondly,thispaperproposedalladaptivejointmethodofthenumberoftransmittingsubstreamandsubstreamratebasedonthelongtermSNRfeedbackinordertomaximizechannelcapacityandspectralefficiency．Inmultiplebasestationscooperationsystem，whichbasestationsshouldcooperate、析meachot

3、herwasthemostconcern廿1ingfordifferentbasestationfaceddifferentlocation,environment，radiopropogationsandpathloss．Thispaperpresentedalladapativeselectedmethodofcooperativebasestationsbasedondifferentusers’SNR．Additionally,thispaperresearchedontherelaysystemandtheconditionsthatrelayc

4、ooperatewithbasestationtotransmitdatatomobilestation．Becauseofthediversedserviceofrelay,theresourceallocationWasmorecomplicated．Sothispaperfullyconsideredthepossibilityofdiversedserviceofrelayandprovidedanadapativehybrid—relaystrategyandschemebasedonSINRofrelaytomobilestationandba

5、sestationtomobilestation．Thisstrategycouldmaximizethesystemperformanceandnotincreasesystemcomplexitytoomuch_Atlast,consideringtheimportanceandinfluenceoffeedbacksignalincooperativecommunication,thispaperdesignedtwofeedbacksignalsbasedondatacompressionandiointfeedbackscheme．Thefirs

6、tdesignmethodWastojointdifferentfeedbacksignalfrommobilestationtodifferentbasestation．ThesecondedesignmethodWasbasedonnon．1ineardatacompressionandprobabilitydistributionfunction．KEYWORDS：CooperativeCommunication,ResourceAllocation,Multiple—BaseStationCooperation,Relay,MIMOCI．ASSN0

7、：TN92曼，t-0目录中文摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯iiiABSTRACT⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．iv1引言⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1研究背景与意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。11．2国内外研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．3研究内容与成果⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．41．4爿、结⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯52协作通信下单

8、小区资源分配研究⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。72．1基于瞬时信