AIRCRAFT MOTION PARAMETER ESTIMATION VIA MULTIPATH TIME-DELAY USING A SINGLE GROUND-BASED PASSIVE ACOUSTIC SENSOR-中国期刊网

摘要 Thetime-frequencyanalysisofthesignalacquiredbyasingleground-basedmicrophoneshowsatwo-dimensionalinterferencepatterninthetime-frequencyplane,whichiscausedbythetimedelayofthereceivedsignalemittedfromalowflyingaircraftviathedirectpathandtheground-re-flectedpath.Amodelisdevelopedforestimatingthemotionparametersofanaircraftflyingalongastraightlineataconstantheightandwithaconstantspeed.MonteCarlosimulationresultsandex-perimentalresultsarepresentedtovalidatethemodel,andanerroranalysisofthemodelispresentedtoverifytheeffectivenessoftheestimationschemeadvocated.

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AIRCRAFT MOTION PARAMETER ESTIMATION VIA MULTIPATH TIME-DELAY USING A SINGLE GROUND-BASED PASSIVE ACOUSTIC SENSOR

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AIRCRAFT MOTION PARAMETER ESTIMATION VIA MULTIPATH TIME-DELAY USING A SINGLE GROUND-BASED PASSIVE ACOUSTIC SENSOR

来源期刊

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