A helicopter is provided and includes an air frame formed to accommodate a pilot, flight control elements disposed on the airframe to generate lift and thrust in accordance with control commands issued by the pilot and a current control mode, a sensor disposed on the airframe to sense helicopter proximity to terrain and obstacles and a flight computer configured to change the current control mode based on sensed helicopter proximity to the terrain and the obstacles.
TERRAIN ADAPTIVE FLIGHT CONTROL
2015-10-08
Patent
Electronic Resource
English
Communication during Terrain Flight
NTIS | 1975
|U-Parameter Design for Terrain-Following Flight Control
Online Contents | 1993
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