Stable Hovering Flight for a Small Unmanned Helicopter Using Fuzzy Control

<table>Hovering maneuver: reference position trajectory (black solid line) and actual position trajectory of the fuzzy (red solid line), PD (blue dashed line) controller with respect to the inertial axis.</table>

Mathematical Problems in Engineering

fig24

Figure 24

Figure 24: Stable Hovering Flight for a Small Unmanned Helicopter Using Fuzzy Control 