Ground proximity warning system with means for altering warning

Details Ground proximity warning system with means for altering warning Ground proximity warning system with means for altering warning

1978-05-01

1980-02-19

Krass, Errol A.

Boots, shoes, and leggings

244182, 244188, 340 27AT, G01C 500

Patent

active

041897773

ABSTRACT:
An aircraft air speed signal is differentiated to provide a signal related to rate of change of air speed. This signal is added to a signal related to aircraft barometric altitude change with the sum signal being compared against aircraft radio altitude to generate warning if the aircraft rate of descent is excessive for the conditions encountered.

REFERENCES:
patent: 3327972 (1967-06-01), Greene
patent: 3715718 (1973-02-01), Astengo
patent: 3946358 (1976-03-01), Bateman
patent: 3947808 (1976-03-01), Bateman
patent: 3955071 (1976-05-01), Lambregts
patent: 3958218 (1976-05-01), Bateman
patent: 4029271 (1977-06-01), Murphy, et al.
patent: 4043194 (1977-08-01), Tanner
patent: 4060793 (1977-11-01), Bateman
patent: 4079905 (1978-03-01), Greene

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