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:
Aug. 07, 1990
Filed:
Dec. 19, 1988
Applicant:
Inventors:
Kenneth W Duncan, Santa Barbara, CA (US);
George S Hardie, Santa Barbara, CA (US);
Robert Jobsky, Amherst, MA (US);
Michael J Maybell, Santa Barbara, CA (US);
Steven T Wada, Santa Barbara, CA (US);
Assignee:
Raytheon Company, Lexington, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01Q / ;
U.S. Cl.
CPC ...
343773 ; 343786 ;
Abstract
An improved biconical horn antenna having a broad azimuthal beamwidth and an asymmetrical elevation beam pattern. The antenna comprises two conical sections mounted against a grounded backplane with the tapered ends of the sections facing each other. The sections are of unequal size and have curved edges. The antenna is fed by a rectangular waveguide passing through the backplane between the tapered ends of the sections.