简介:MostofelectronicsengineershaveexperiencedEMIrelatedissues.IthasbeenunderstandableandacceptabletocomplainabouttheEMIwhenwehavetroubledebuggingourcircuitsorequipment.Peopleliketotreatitasablackboxforthisisagoodexcusetostopusfrominvestigatingwhat'sgoingonbehindthephenomenon.However,thefactisthatwiththeadvancesinmodemmicroelectronics,ithasbeengettingmorechallengingthaneverforelectronicsengineerstoeliminateorreducetheEMIcausedbyhigherfrequencyandhigher-degreeintegration.