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:
Sep. 24, 2024
Filed:
Mar. 26, 2021
Murata Manufacturing Co., Ltd., Kyoto, JP;
Ryoki Shikishima, Kyoto, JP;
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Abstract
A directional coupler includes: a main line () through which a main signal () flows; a sub-line () through which a sub-signal () corresponding to the main signal () flows by electromagnetic coupling with the main line (); and an inductor () that is connected in series with one line among the main line () and the sub-line () and through which one signal among the main signal () and the sub-signal () flows. A first portion () of a first wiring line () forming the inductor () and a second portion () of a second wiring line () forming the other line among the main line () and the sub-line () are electromagnetically coupled with each other.