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:
Dec. 17, 2019
Filed:
Sep. 01, 2017
Raytheon Company, Waltham, MA (US);
Christopher M. Laighton, Boxborough, MA (US);
Susan C. Trulli, Lexington, MA (US);
Elicia K. Harper, Chelsea, MA (US);
Raytheon Company, Waltham, MA (US);
Abstract
An RF coupler having: a pair of input ports; a pair of output ports; and a coupling region for coupling: a portion of an input signal at a first one of the input ports to first of the pair of output ports and another portion of the input signal fed to the first one of the input ports a second one of the output ports; and one portion of an input signal fed to a second one of the input ports to the second of the pair of output ports and another portion of the input signals fed to the second one of the input ports to the second one of the output ports. The coupling region comprises a plurality of serially connected, vertically stacked, coupling sections. Each one of a plurality of electrically conductive layers is disposed between a pair of the vertically stacked coupling sections.