US Patent 11668811 Method and system to identify and display suspicious aircraft

A method for identifying ghost aircraft and a system for displaying information in an aircraft including a flight display onboard the aircraft and configured to display a visual expression of at least some air traffic information and an interrogation module configured to determine information about an other aircraft based on the identification address to define interrogated data, determine real-time information about the other aircraft, compare the real-time information and the interrogated data and update the flight display based on the comparison.