Patent ID: 8793039

Claim:
A flight information system comprising: a plan vertical situation display displaying a vertical view of a flight path of an aircraft, the plan vertical situation display displaying: a position symbol comprising a reference position, that the plan vertical situation display displays and is positioned around, based on a position of the aircraft, a destination position, a waypoint position, a selected coordinate position, or a cursor selected position, wherein the position symbol is user-selectable to allow a user to intermittently select and toggle between, each of one at a time, whether the vertical view of the plan vertical situation display displays and is positioned around the reference position based on the position of the aircraft, the destination position, the waypoint position, the selected coordinate position, or the cursor-selected position; a path symbol displaying a current path of the aircraft, a modified but not executed route of the aircraft, or an inactive route of the aircraft; and a terrain symbol displaying a vertical terrain in the flight path along the path symbol; and a plurality of separate controllers comprising an airplane position controller, a destination position controller, a waypoint position controller, a selected coordinate position controller, and a cursor selected position controller for controlling which reference position the plan vertical display displays and is positioned around.