雷達雜波的建模仿真技術(shù)研究.pdf

1、西安電子科技大學(xué)碩士學(xué)位論文雷達雜波的建模仿真技術(shù)研究姓名：張寶寶申請學(xué)位級別：碩士專業(yè)：信號與信息處理指導(dǎo)教師：吳順君20070101▲i壘旦里竺!AbstractBecausetheradarperformanceisaffectedbytheradarreturnsignalfromthelandandseasurface，clutter’Smodelingandsimulationhavebecomeanimportantpar

2、tintheresearchofradarsystemsWhetherthecluttermodelisaccuracyall—purposeandflexibleornot，isaveryimportantcriterionaccessingtheradarsignalsimulator’SperformanceResearchOnmodelingandsimulationofradarclutterishelpfulforthede

3、signofradarsystem，optimizingofalgorithmforsignalprocessingandmanyotheraspectsWithaviewtOengineeringapplication，thisdissertationhasdiscussedactualradaroperatingenvironment，clutter’Samplitudedistributionmodel，frequencyspec

4、trumdistributionmodel，theprinciplesandmethodsofclutter’SmodelingandsimulationindetailfromthepointofviewoftheoryBasedonalltheabove，correlatedclutterandCoherentcorrelatedclutterofRayleighdistribution，Lognormaldistribution，

5、WeibulldistributionandKdistributionaresimulatedwithmethodsofZeroMemoryNonlinearityTransformandSphericallyInvariantRandomProcessFinallyweadoptedanimprovedsimulationmethodinthesimulationofKdistributionclutterTheresultofthe

6、simulationindicatesthatclutterdataCansatisfythedemandofthecharacteristicoftheamplitudedistributionandpowerspectrumdistributionAlso，thesimulatedresultaccordswiththeidealresultTherefore，thevalidityofthenewmethodCanbeproved