Solid state attitude director indicator

Details Solid state attitude director indicator Solid state attitude director indicator

1983-04-28

1986-04-15

Groody, James J.

Communications: electrical

Aircraft alarm or indicating systems

Nonalarm flight indicator

73178R, 340967, 340971, 340973, 340974, 340976, 340979, G08B 2300, G01C 2100, G01C 2300

Patent

active

045830940

ABSTRACT:
A solid state attitude and director indicator (ADI) is disclosed utilizing liquid crystal display technology to represent attitude of a vehicle in two axes. A visual representation of attitude changes is provided on the liquid crystal display as well as numeric data, in a preferred embodiment. Additionally, glideslope, localizer, and approach speed may be displayed as well as heading and command bar information.

REFERENCES:
patent: Re31872 (1985-04-01), Cohen
patent: 3337845 (1967-08-01), Hart
patent: 3711826 (1973-01-01), La Russa
patent: 4127794 (1978-11-01), Frankland
patent: 4198810 (1980-03-01), Fahrenschon
patent: 4283705 (1981-08-01), James et al.
patent: 4371870 (1983-02-01), Biferno
patent: 4410887 (1983-10-01), Stolov et al.
patent: 4463355 (1984-07-01), Schultz et al.
patent: 4484189 (1984-10-01), Dettmer

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