Patent ID: 8768542

Claim:
A method for assisting in the landing or the decking of a manned aircraft, the aircraft being of the engine-powered light aircraft type suitable for visual flight, the method being implemented by a system comprising a device on the ground for locating the aircraft, comprising at least one passive sensor and a reference beacon, the aircraft having an onboard sender sending signals asynchronously to the device on the ground, the method comprising at least the following steps: providing a locating device on the ground that receives the signals with the at least one passive sensor and uses the signals sent by the sender to determine at least one of a position and a movement of the aircraft; transmitting from said device on the ground at least one of a previously determined aircraft position and movement data to the aircraft; and displaying, with a display means in the aircraft or a radio communication means in the aircraft, to a pilot of the aircraft at least some of said aircraft position and movement data received from said device on the ground to assist in the landing or the decking.