US Patent 11177547 Three-dimensional branch line coupler
Patent 11177547 was granted and assigned to Raytheon on November, 2021 by the United States Patent and Trademark Office.
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A branchline coupler structure having a pair of main transmission lines disposed on different horizontal levels of a support structure and a pair of shunt transmission lines, vertically disposed and laterally spaced, and disposed in the support structure. A first one of the pair of shunt transmission lines is coupled between: one region of a first one of the pair of main transmission lines and a first end of a second one of the pair of main transmission line. A second one of the pair of shunt transmission lines is coupled between a second region of the first one of the pair of main transmission lines, laterally spaced from the first region, and a second end of the second one of the main transmission lines.
US Patent 11177547 Three-dimensional branch line coupler
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