Fly-by-wire (FBW) flight control systems present a special challenge in the event of inaccurate airspeed indications caused by reversion of such a system to laws/modes that provide reduced or no flight envelope protection. Flight control computers receive input from the pilot (i.e., nose-up command from the yoke or sidestick) as well as the aircraft speed, altitude, configuration, attitude, phase of flight and other parameters. The sidestick and pedal commands are interpreted by the flight ...


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