Patent ID: 7079951

Claim:
A runway selection computer program residing on a computer usable storage medium, the computer program comprising: computer-readable program code means for receiving one or more signals representative of current position, orientation and phase of flight information of an installation aircraft; computer-readable program code means for accessing stored runway survey information as a function of the current aircraft position information; and computer-readable program code means for selecting a runway as a function of the current aircraft position, orientation and phase of flight information and the runway survey information, including: computer-readable program code means for determining a plurality of runways nearest the current position of the installation aircraft; computer-readable program code means for constructing a runway envelope relative to each of the runways; and computer-readable program code means for determining a presence of the aircraft within one of the runway envelopes by: comparing at least the current aircraft position information with each of the runway envelopes, and determining coincidence of the position information with the runway envelope.