Home Electric Aircraft EmbraerX proposes air traffic control framework for air taxis EmbraerX proposes air traffic control framework for air taxis 28 May 2019 | Air Taxi, UAM/AAMElectric AircraftNews EmbraerX proposes air traffic control framework for air taxis Embraer has laid out details of an air traffic control infrastructure it says must be in place before urban air taxis evolve from concept to reality.