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:
Dec. 13, 1977
Filed:
Sep. 07, 1976
Applicant:
Inventor:
Robert H Johnson, Scottsdale, AZ (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S / ; G01S / ;
U.S. Cl.
CPC ...
343-8 ; 343-73 ; 343-77 ; 343 177 ; 343 / ;
Abstract
A doppler radar wherein the range signal is differentiated to obtain a range rate of change and a velocity signal is obtained from the doppler frequency shift of signals returned from a target, and wherein the range rate and velocity signals are compared and, if the difference exceeds a predetermined amount, the range and doppler or velocity circuits are reset.
Johnson, Robert. (1977). Range or doppler gate deception rejection system (U.S. Patent No. 4063239). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4063239
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile