Call routing in a radio system

A method for routing a subscriber's call via a moving base station in a radio system, the radio system comprising mobile stations, base stations, at least one control unit for controlling the operation of the base stations, and at least one moving base station, the method comprising:

• establishing a moving location area including only service areas of moving base stations of the radio system and covering at least a service area of one moving base station;
• dedicating a stationary control unit of at least one operator to control operation of moving base stations belonging to the moving location area, resulting in at least one dedicated control unit;
• routing calls made by a subscriber within the service area of one of the moving base stations from the subscriber terminal via one moving base station, a relay satellite and a ground earth station to one of the at least one dedicated control units in fixed connection with the ground earth station;
• and
• routing calls to a subscriber located in the moving location area from one dedicated control unit via a ground earth station in fixed connection with the dedicated control unit, a relay satellite and the moving base station to the subscriber terminal.