Aerials; Radios; Transponders; Calculating machines; GPS navigation device; Navigation apparatus for vehicles in the nature of on-board computers; Radar apparatus; Transmitters of electronic signals; Vehicle radios; Electric navigational instruments; Encoded electronic chip cards for satellite ground terminals, satellite payloads, signal detection, radar and other application scenarios; Filters for radio interference suppression; Global positioning system (GPS) apparatus; Satellite-aided navi...