安全导航系统：在发生干扰和欺骗的情况下提供坚固的罗盘航向.pdf

1、Safe navigation systemsRobust compass heading in case of jamming and spoofingOlav Denker7 November 2024Autopilot&Track Control SystemSteering GearControl SystemGyro CompassesProducts for newbuild and refitMultifunctionalWorkstationsRadar and Naval Radar ECDIS and WECDIS Electronic LogbookFlexible na

2、vigationtoolboxPrecise steeringperformancePrecise steeringperformanceSafe and efficientnavigationHigh performancecollision avoidanceLong time secureinvestmentTrust in data qualityWorldwide Service Anschtz GmbH Anschuetz Shanghai Office Anschuetz do Brasil Ltda.Anschuetz Panama S.de R.L.Anschuetz Sin

3、gapore Pte Ltd.Anschuetz UK Ltd.and more than 200 sales and service partners worldwide.Masters Report 28-05-2024When approaching Ashdod all was fine until approx.15 nm off the coast.The GPS was suddenly spoofed and we lost GPS position.When approx.3 nm from Ashdod pilot the GPS signal came back.Duri

4、ng Ashdod port stay,there was first minor spoofing,but the all hell broke loose GPS going all over the place primarily to Beirut.After departure Ashdod for Haifa we found our GPS spoofed and positions not usable.GPS 1 was the most unstable.It was in Beirut during most of our stay in Israel.Glonass d

5、id a lot better,but still very far away very frequently and constantly when in Haifa.Jamming and spoofing caused a heading failureWhat is Jamming and Spoofing?Jamming results in the unavailability of a GNSS satellite signal.No Latitude,Longitude,SOG,COG Spoofing results in an available but false GNS

6、S signal.False Latitude,Longitude,SOG,COGEffect on mechanical gyro compassesMechanical gyro compasses determine true north by fast spinning masses,which align with the rotational axis of the earth.A mechanical gyro compass can work without any external information.The accuracy of a mechanical gyro c