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1、中國民航大學碩士學位論文機場噪聲數(shù)據(jù)傳輸技術(shù)研究姓名:李艷紅申請學位級別:碩士專業(yè):計算機應(yīng)用技術(shù)指導教師:李國20070317中國民航大學碩士學位論文AbstractItisamainenvironmentpollutionsourcefromthenoiseofaircraftsaroundairportHowtoprotectpeoplefromthenoisenuisanceefficientlyasdevelopingthea

2、viationtransportationindustryisacun腳tproblemneededtesolveurgentlyconfrontedwiththeairportconstructionTesolvethisproblemwhatshouldtodoprimarilyistocollecttherealandvalidatenoisedataButitcannotmfleotthedistributionintensit

3、yandthecharacteristicofthenoiseⅨ時tomeasurethenoiseonone∞p王刪spotorinOilCcertainmomentItmusttomeasurethenoisetimelyandincessantlyovfrawideareawhoseradiusisabouttenkilometerThispaperbasedOilthescientificresearchprojectnamed

4、researchandrealizationoftransmissiontechnologyOrlairportnoisedata(唧RD0608),whichbelongstoCAAC(civilAviationAuthorityofChina)。ThemaintaskofthepaperistesolvethetransmissionproblemofthenoisedataThispaperputsforwardonemethod

5、forthenoisedamtransmissiononthebasisofthestudyofremotedatatransmissiontechnologyItfitsthesituationofourcountryanditistechnicallyfeasibleThemainideaofthemethodistouseIntemetnetworktotransmitthenoisedataontheplaceswheredev

6、icescanaccessIntern=andGPRSwirelessnetworkWansmissiontechniqueintheareawhereLatemotcannotreach口塘acquireddatasentbytheGPRSmodule8fesenttoGPRSserverfirstlyandthenaresentontheIntemet撕formatconversionbyGPRSserverLastlyalldat

7、a辨transmitedtothedataserverindatace慨wheretheyarereceivedandstoredThisprojectincludesfompartswhichareIntemetaceessingdeviceGPRS—accessingdevice,GPRSInteractgatewayandthedataserverrespectivelyTheprojecttakesadvantageofmult

8、ipletechnologyincludingEthemettechniqueGSMshortmessageandGPRSdatanansmissiontechniqueAsawhole,itpossessesahighperformancecostratioThehltemetacc檔singdeviceandGPRSaccessingdevicearetwomainpar=ofthesystemThefunctionoftheIot

9、ernetaccessiflgdeviceistosendthedataonthehcem髓whileGPRS—acce站鶘deviceistosendthedataontheGPRSnetworkWehavedevelopedthesampledevicesandprogramthesoftwarebasedonthem,Theprimarytestresultshowsthatitisfeasibletotransmitthenoi

10、sedatabytheInternetandGPRSnetworkItCansatisfythetimerequirementandcostrequirementandoanensurethegorreO血essandfeasibilityinprincipleWedoalittleworkontheGPRSInternetgatewayandthedataserverThereisalotofworkneedtodoinfuturea

11、ndthesystemneedstotestandimprovefurtheLTheauthorthoughtthatthissystemshowsitselfthecharacteristicofaplatformOnlyneedtomodifypartsofhardwareandsoftwareCanyouusethissystemtootheranalogicalareacomrolsystemsConsequentlyithel

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