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:
Nov. 11, 2003
Filed:
Apr. 25, 2002
Applicant:
Inventors:
Richard Phelan, Palm Bay, FL (US);
Mark L. Goldstein, Palm Bay, FL (US);
Assignee:
Harris Corporation, Melbourne, FL (US);
Primary Examiner:
Int. Cl.
CPC ...
H01Q 2/100 ; H01Q 1/36 ;
U.S. Cl.
CPC ...
H01Q 2/100 ; H01Q 1/36 ;
Abstract
A phased array antenna includes a circuit board and a balanced, series fed antenna array formed from a plurality of antenna elements positioned in at least two spiral antenna arms on the circuit board. At least one signal feed point is positioned at a center portion of the spiral antenna arms for series feeding the antenna array and conducting transmitted and received signals and breaking up frequency scan and grating lobes.