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1、南京信息工程大學(xué)碩士學(xué)位論文基于軟件無線電的信號處理方法研究姓名：張秀再申請學(xué)位級別：碩士專業(yè)：大氣遙感科學(xué)與技術(shù)指導(dǎo)教師：陳鐘榮20090501AbstractInformationcollection，testingandprocessinghasbeenincreasingly誠dclyusedinScientificresearch,Industrialproduction,Medicalandhealth，Publicsafetyandotherfields．Atthesametime，alsocontribute
2、dtothedataacquisitionandprocessingtechnology．InformationcollectionisthefoundationofDataprocessing，DataanalysisandDataidentification，Therefore，informationcollection,transmissionandstoragehasanimportantpracticalvalue．Dataprocessing，featureanalysisandDataidentificatio
3、narethepurposeofdatacollection,Therefore，thePerformanceIndicatorsofdataanalysisandtestsystemhasamorepracticalsignificance．舷papersystematicallydiscussestheUSB2．0interfaceusedindataacquisitionandtransfer,softwareradiotechnology．Takingsomestudyonsignalprocessingalgori
4、thms，Hilberttransformanalysisofthetheoreticalbasis，anditsapplicationinsignalprocessingandpointingoutthelimitationsofapplyingtosignalprocessing．TheHilbert-Huangtransformalgorithm餌暇Talgorithm)isusedinthedataProcessing．Throughtheoreticalanalysisandexperimentalsimulati
5、onstudythecharacteristicsoftheHHTmeans．I-IilbertinstantaneousanalysisandHilbert-HuangTransformmeansareusedinanalysingthefeaturesofAM、FM、2FSKand4FSK．Andcomparingtheresultsoftwomethods．neresultsshowthattheHilbert-HuangTransformtotheanalysisofnon-stationarysignalshasa
6、certaineffect．ThesectionofdataanalysisandtestingisbasedonVirtualRadiotheoryofSoftwareistheInsmmaent,usingtheprogrammingmethodtodesignsignalprocessingsoftware．Consideringtheflexibility,scalabilityandportabilityoftheapplicationsoftwaresystem．IntheVC++6．0circumstance，
7、thedialogisastheapplicationsoftwareinterface，andotherdifferentfunctionalmodulesaredesigned．Inadditional，morecomplexfunctionalmodulesinProgrammingAlgorithmareTIdesignedbythefulladvantageoftheVC++andtheadvantagesofMATLABwithMixed-LanguageProgramming．ThiswayCanimprove
8、theprogrammingefficiencyandachievingsatisfactoryresults．Inordertotestandrecordtherelevantparametersofdata,thedevelopmentofthedatabasetechnologyha
