Patent ID: 9728090
Date: 2017-08-08
CPC Classifications: G01C,G05D,G08G

Claim:
1. A method of managing a flight plan of an aircraft executed by a flight management system (FMS), the fight plan defining a predicted terminal route to be followed by the aircraft and being defined by chaining one or more navigation procedures, each navigation procedure comprising a sequence of various waypoints associated with specific flight constraints, and the last chained navigation procedure being an approach procedure of a predetermined landing terrain, said method comprising: before a start of a flight and during a progress of the flight whilst the aircraft has not yet arrived at the predicted terminal route, upon a first request of a crew, loading in the flight plan a published navigation procedure accessible from a navigation database and storing automatically said published navigation procedure in a dedicated memory; during the progress of the flight whilst the aircraft has not yet arrived at the predicted terminal route, upon a second request of the crew, modifying the published navigation procedure stored in the dedicated memory and storing automatically in the dedicated memory said modified published navigation procedure as a new modified version of the published navigation procedure; and during the progress of the flight whilst the aircraft has not yet arrived at the predicted terminal route and upon a third request of the crew, generating an updated modified flight plan by: