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. 17, 2004
Filed:
Jul. 02, 2002
Applicant:
Inventor:
Joseph M. Anderson, Tucson, AZ (US);
Assignee:
Raytheon Company, Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/310 ;
U.S. Cl.
CPC ...
H01Q 1/310 ;
Abstract
An antenna element ( ) comprising a first conductive plane ( ), a second conductive plane ( ), and one or more dielectric layers ( ) separating the first and second conductive planes ( and ). A resonant cavity ( ) is formed by a portion of the first conductive plane ( ), a portion of the second conductive plane ( ) and electrical connections (e.g., plated vias( )) extending therebetween. A slot ( ) is formed in the portion of the second conductive plane ( ) forming one side of the resonant cavity ( ) and the feedline ( ) extends into the cavity ( ).