The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 17, 1978
Filed:
Jun. 05, 1974
Applicant:
Inventors:
George B Foster, Worthington, OH (US);
Paul Douglas Gibbs, Blacklick, OH (US);
Assignee:
Air Data, Inc., Worthington, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06G / ;
U.S. Cl.
CPC ...
364448 ; 343 / ; 3431 / ; 364451 ; 364571 ; 364575 ;
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.