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Schematic display for vertical navigation

  • US 8,880,339 B1
  • Filed: 08/21/2012
  • Issued: 11/04/2014
  • Est. Priority Date: 08/21/2012
  • Status: Active Grant
First Claim
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1. A method for presenting vertical navigation (VNAV) data on an aircraft, the method comprising:

  • dividing a flight plan into a series of VNAV legs based on vertical waypoints in the flight plan, each VNAV leg of the series of VNAV legs including exactly one of;

    a top of climb (TOC) vertical waypoint or a top of descent (TOD) vertical waypoint;

    generating a series of profile-view schematics, each profile-view schematic of the series of profile-view schematics corresponding to one VNAV leg of the series of VNAV legs;

    identifying an active VNAV leg among the series of VNAV legs based on a location of the aircraft with respect to the series of VNAV legs; and

    displaying an active profile-view schematic that corresponds to the active VNAV leg.

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