简介:Oneofthemostsignificantproblempendingtobemitigatedforsatellitenavigationatindoorenvironmentsisthemultipatherrors.Atindoorenvironments,weakGNSSsignalsshouldbeacquiredandtrackedbytheGPSreceivers,thispaperwillgiveareviewofthefactsinmultipathanditsmaininfluenceintheGNSSnavigationsystems.Investigationinthisfieldarenotnew,understandingandmitigatingmultipatheffectsonGPSreceiverswillleadtoanimportantlevelwherethesystemcanbeusedwithinadesiredtolerancereducingitserrorsduetomoreaccuratepositioningsolution.