Originally Posted by
GordonR_Cape
I am not an expert on flight instrumentation, but everything I have read about AOA vanes on the B737 in this thread, indicates that it is not a particularly well suited input parameter for direct command of flight controls.
Historically, that has been an accepted strategy. A number of aircraft types in the past have been fitted with a stick-pusher, which uses AoA as an input and acts directly on primary pitch control (elevators).
However I'm not aware of any stick-pusher that acts on the input of a single sensor, with no redundancy.
Stick-Pusher Philosophy