Calibrating an eCompass in the Presence of Hard and Soft Iron Interference

CalibratinganeCompassinthePresenceofHardandSoftIronInterferenceFreescaleSemiconductorDocumentNumber:AN4246Rev.2,01/2012ApplicationNoteCalibratinganeCompassinthePresenceofHardandSoft-IronInterferenceby:TalatOzyagcilarApplicationsEngineer1IntroductionContents1Introduction...................................1Thisapplicationnoteprovidesthetheoryforthein-situ1.1KeyWords................................1