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:
Jun. 12, 2012
Filed:
Apr. 21, 2009
Applicants:
Torbjorn Johnson, Vaxbolm, SE;
John Schadler, Raymond, ME (US);
Gary Lytle, Portland, ME (US);
Inventors:
Assignees:
SPX Corporation, Charlotte, NC (US);
Radio Innovation Sweden AB, Kista, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 21/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A parasitic element for a phased-array antenna radiator is provided. The radiator comprises a first dipole radiator including two coplanar monopole radiating elements disposed symmetrically about a radiation axis, a second dipole radiator, arranged orthogonally with respect to the first dipole radiator, including two coplanar radiating elements disposed symmetrically about the radiation axis, and a parasitic gain element, having a substantially elliptical shape, disposed above the first and second dipole radiators and centered on the radiation axis.