Patent ID: 9575489
Date: 2017-02-21
CPC Classifications: G05D,G08G

Claim:
1. A method of error detection of a flight management system coupled with a guidance of an aircraft according to a flight plan, comprising the steps of: generating a first reference guidance order, calculated by a part of a first FMS assembly called the calculation part of the first FMS assembly, on the basis of a first reference position and of a first reference trajectory which are calculated by the calculation part of the first FMS assembly on the basis of data arising from onboard sensors, from a first navigation database and from a first performance database, monitoring the integrity, by a part of the first FMS assembly called the monitoring part of the first FMS assembly, of the first reference position, on the basis of at least part of the said data arising from onboard sensors, when the first reference position is not monitored as being dependable: when the first reference position is monitored as being dependable: when the first reference guidance order is not monitored as being dependable: when the first reference guidance order is monitored as being dependable: