Title: Area navigation system

Abstract: There is disclosed an area navigation system including signal averaging and lag compensation circuits to overcome VOR signal propagation instabilities and a meter sensitivity control circuit which decreases the sensitivity of a track angle deviation left-right needle display as the aircraft approaches a waypoint. Means are also provided for digitally displaying the aircraft bearing to the waypoint.

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Inventors: Foster, George B. (Worthington, OH, US)
Gibbs, Paul Douglas (Blacklick, OH, US)

Application Number: 476513
Filing Date: 1974-06-05
Publication_date: 1978-01-17
Assignee: Air Data, Inc. (Worthington, OH)
Primary Class(es): 701/206 342/49, 342/399, 342/404, 701/218, 702/92
Other Classes:
US Patent Ref:

3680118	Jul, 1972	Anthony	343/106.
3778602	Dec, 1973	Schmitt	235/150.
3796867	Mar, 1974	Abnett et al.	235/150.
3803611	Apr, 1974	Becke, Jr.	343/106.
3831010	Aug, 1974	Games et al.	235/150.

Other Refs:
Primary Examiner: Gruber, Felix D.
Assistant Examiner:
Attorney: Cennamo; Anthony D.