The term Aeronautical Mobile Satellite Service
(AMSS) refers to mobile radio services via satellites that are primarily used by aircraft and as emergency services. With AMSS technology, the ground station
islocated in the aircraft. An important aspect compared to Mobile Satellite Services (MSS) is the possibility to realize voice services and data services between all ground stations and aircraft around the world
. There is the Route Service for flight regulation and flight safety, which is mainly used on national or international civil aviation routes, and the Off-Route Service (OR) for the transmission of flight coordinates.