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:
Mar. 08, 1988
Filed:
Mar. 21, 1985
Applicant:
Inventor:
Francis G Overbury, Cuffley, GB;
Assignee:
International Standard Electric, New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S / ;
U.S. Cl.
CPC ...
342399 ; 342171 ;
Abstract
A monitor for an electronic TACAN (ELTA) includes a 16-way switch whereby samples of the r.f. signal fed to each TACAN antenna element are fed via a common lead 30 to (a) means for r.f. phase correlating the samples with the transmitter generated signals, and (b) means for determining the relative phse and amplitude of the low frequency modulations in the sampled signals.