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. 29, 2010
Filed:
Aug. 19, 2008
Ronald J. Hash, Palm Bay, FL (US);
Kurt W. Wampach, Palm Bay, FL (US);
Ronald J. Hash, Palm Bay, FL (US);
Kurt W. Wampach, Palm Bay, FL (US);
Harris Corporation, Melbourne, FL (US);
Abstract
A 180° hybrid coupler () includes a first transmission line transformer () and a second transmission line transformer (). Each of the first and second transmission line transformers is comprised of a coplanar stripline structure disposed in a spiral configuration. Each of the coplanar stripline structures has a first characteristic impedance and is configured to function as a balun. A common input feed () is coupled to each of the first and second transmission line transformers. A third transmission line transformer () and a fourth transmission line transformer () are also provided. Each of the third and fourth transmission line transformers is also configured to function as a balun and is coupled to the first and second transmission line transformers.