Below glide slope advisory warning system for aircraft

Details Below glide slope advisory warning system for aircraft Below glide slope advisory warning system for aircraft

1975-01-22

1976-03-30

Blix, Trygve M.

Communications: electrical

Selective

Having indication or alarm

73178T, 23515022, 244 77A, 343 7TA, 343108R, 343112CA, G01C 500

Patent

active

039478092

ABSTRACT:
For use in an aircraft warning system which measures the descent below a radio glideslope and compares it with the aircraft's altitude above ground to generate a warning when the descent below glideslope exceeds predefined limits for a particular altitude, circuitry is provided to generate an advisory warning above a predefined altitude and a hard warning, or command to take immediate action, below the predetermined altitude.

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patent: 3801049 (1974-04-01), Simpson et al.
patent: 3892373 (1975-07-01), Doniger

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