Patent ID: 6693559
Filing Date: 2004-02-17
Classification: B64D,G01C

Abstract:
A primary flight display (PDF) system for an aircraft configured to display a mode and an annunciator in a flight mode area (FMA) integral with and above displays of other flight information, said FMA comprising:a plurality of active mode displays located horizontally above the PDF, a plurality of displays located beneath each of the active mode displays for displaying arming information and other critical information, a first of the active mode displays displaying an active lateral mode together with an annunciator relating to the active lateral mode, a second of the active mode displays displaying an active vertical mode together with an annunciator relating to the vertical active mode, a third of the active mode displays located between the first and second active mode displays and displaying autopilot information, a first and a second of the displays located beneath the active mode displays displaying information as to whether the active mode display above it is armed, and a display beneath the autopilot display, in the event that two events should be displayed, displays the more critical of the events.