寬帶信號和跳頻信號的測向技術(shù)研究.pdf

1、電子科技大學(xué)碩士學(xué)位論文寬帶信號和跳頻信號的測向技術(shù)研究姓名：陳京申請學(xué)位級別：碩士專業(yè)：信息與通信工程指導(dǎo)教師：李立萍20100501ABSTRACTABSTRACT111echaracteristicsofthemodemelectronicWararethewidefrequencyband，varyingtypesandtheRtlknownformofthesignals，whicharerestrictedtoimprove

2、theinterceptingefficiencyofthesignalsAseriesofstudiesonthebroadbandsignalsandthefrequencyhoppingsignalswimthelowprobabilityinterceptionwillbecarriedoutinthisthesisAneffectivealgorithmmethodbasedonalargenumberofsimulation

3、experimentsandtheoreticalanalyseswillbeproposedinthefollowingchapternethesiswillcombinethecharacteristicsofthelowprobabilityinterceptionsignalswimthespecificprojectstoconducttheresearchandtheorganizationofthisthesisisasf

4、ollows：1Theintroductiontothefeaturesoftheprocessingmethodsofthearraysignalsandthelowprobabilityinterceptionsignals，severaltraditionalmethodsofthearraysignalprocess，especiallytheMUSICalgorithmandESPRITalgorithm21heintrodu

5、ctiontotheeffectsofthebroadbandsignalonthearraysignalprocessing，theTCTwillbetakenasanexampletoillustratethetransitionalprocessingmethodItisproposedthatthevirtualaperturemethodcouldtransferthetraditionalnarrowbandwidthtot

6、heairspaceofthevirtualapertureexpansionrequiringnomatrixtransformationandlessarrayelements，whichisverifiedbyalargenumberofthesimulationandexperiments31heresearchonthecharacteristicsandthenetworkingmethodofthefrequencyhop

7、pingspreadspectrumcommunicationwillbeconductedinthethesisMoreoverthefrequencyhoppingsignalprocessing，especiallycharacteristicsandtheimpactofthefinalfrequencyhoppingsignalsforarraysignalprocessingwillbefurtherstudiedtopro

8、posethetimedomainsegmentationmethod，whichusestimewindowtodividethedataBasedontwodimensionalarrayL—findingarraystructure，thenewmethodwithouttheazimuthandthejointestimationCancomparetheestimatedresultswiththepreestimationr