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:
Feb. 07, 2006
Filed:
Mar. 31, 2003
William D. Killen, Melbourne, FL (US);
Randy T. Pike, Grant, FL (US);
Heriberto Jose Delgado, Melbourne, FL (US);
William D. Killen, Melbourne, FL (US);
Randy T. Pike, Grant, FL (US);
Heriberto Jose Delgado, Melbourne, FL (US);
Harris Corporation, Melbourne, FL (US);
Abstract
A crossed slot fed microstrip antenna (). The antenna () includes a conducting ground plane (), which has at least one crossed slot (), and at least two feed lines (). The feed lines () have respective stub regions () that extend beyond the crossed slot () and transfer signal energy to or from the crossed slot (). The antenna () also includes a first substrate () disposed between the ground plane () and the feed lines (). The first substrate () includes a first region and at least a second region, the regions having different substrate properties. The first region is proximate to at least one of the feed lines ().