Patent ID: 6411890
Filing Date: 2002-06-25
Classification: B64F,G05D,G08G

Abstract:
A method for guiding an aircraft on a taxiway of an airport apron comprising:a. providing a plurality of lights fixed along a taxiway path; b. determining a first set of indices indicating a first position of a taxiing aircraft, the first set of indices being determined by an aircraft navigation system and exhibiting a first precision; c. determining a second set of indices indicating a second position of the taxiing aircraft, the second position being detected by a sensor arranged on the taxiing aircraft and being relative to one of the lights, the second set of indices exhibiting a second precision that is more accurate than the first precision; d. providing reference information comprising a definition of the taxiway path and a reference position for each of the lights relative to the taxiway path; and e. generating guidance information based on the first set of indices, the second set of indices, and the reference information.