摘要
Inthispaper,weproposeasimplifiedspatialchannelsoundingmethodbyutilizingbistaticsyntheticapertureradar(BiSAR)principles.DespitethedifferentdeploymentgeometriescomparedwithaconventionalBiSARsystem,thefeasibilityoftheapproachisestablishedby1)theproposedmethodachievesabetterspatialresolutionthanconventionaldirectionalchannelsoundersand2)reconstructionalgorithmsbasedontime-domainbackprojectioninconjunctionwithadigitalelevationmodelprovideagoodimagingperformanceandaresuitableforreconstructingthespatialdistributionofscatterers.Simulationsofahigh-speedrail(HSR)scenariodemonstratethattheestimatedpowerdelayprofiles(PDPs)andpowerangleprofiles(PAPs)areclosetotheactualvalues.
出版日期
2018年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)