提高CDMA2000數(shù)據(jù)傳送速率方法的實(shí)驗(yàn)研究.pdf

1、青島理工大學(xué)碩士學(xué)位論文提高CDMA2000數(shù)據(jù)傳送速率方法的實(shí)驗(yàn)研究姓名：姜建龍申請學(xué)位級別：碩士專業(yè)：通信與信息系統(tǒng)指導(dǎo)教師：張志偉201106青島理工大學(xué)工學(xué)碩士學(xué)位論文AbstractThetechnologybasedonCDMA20001XEVDOhasbeenwidelyusedintheworldInfact，thehighspeedonlyexitsinafewareasandtherearemanyareaswher

2、ethedatatransferrateis協(xié)belowthetheoreticalrateThepresenceofalargenumberoflow—rateareawillrestrictthetechnology’Sdevelopmentwhichbasedonthisplatform，andreducethe3GUSer’SacceptanceofthistechnologyThispaperwillresearchonthe

3、improvedmethodsasfollowsFirstlytheresourceallocationloadbalancingandwirelessresourceschedulingstrategiesofEVDOnetworkhavebeenstudiedItrevealstheimpactoftheUSerrateunderabovefactorsbyexperimentandOMP’SdatastatisticsItanal

4、yzedtheimpactofdifferentresourceallocation，loadbalancing，andwirelessresourceschedulingstrategies，pointedouttheinherentreasonandtheimprovedmethodsSecondlyitstartedfromkindsofinterferenceonthewirelesssideandanalyzedtheimpa

5、ctoftheinherentinterferenceonthedataratebothforwardandbackwardandalsothechangeofthenetwork’ScapacityAtthesametime，itresearchedontherelationshipbetweenexternalinterferenceand3Gterminal’srateandanalyzedthereasonoftheimpact

6、ItpointedouttheimportanceofexcludingexternalinterferenceonenhancingthedatatransferrateFinallyitanalyzedtheimpactof3Gterminal’Srateundertheirrationalcoverageanderroneousdataconfigurationandstartedtheresearchbasedonactuale

7、xperimentsItpointedoutthereasonofthedeclineondatarateItalsogavethemethodofsolutionandexperimentaltestingThisarticleresearchedonthesefactorswhichaspectthenetwork’SrateandpointoutthesolutionschemeItprovedthecorrectnessandf

8、easibilityofthisstudybycomparisonofexperimentalresultsbeforeandafterEVDOnetwork’SadjustmentIssuesinvolvedinresearchexistin2Gand3Gnetwork，IthasreferencevalueboththecurrentEVDOREVAandsubsequentversionsREVBKeywords：EVDO，SIN