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:
Oct. 29, 2019
Filed:
May. 25, 2018
Murata Manufacturing Co., Ltd., Kyoto, JP;
Ryangsu Kim, Kyoto, JP;
Yasushi Shigeno, Kyoto, JP;
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Abstract
A bidirectional coupler includes: a multilayer substrate; and a first main line, a second main line, and a sub line which are provided in or on the multilayer substrate. The sub line includes a first line portion being a portion electromagnetically coupled with the first main line and an even number of second line portions being portions electromagnetically coupled with the second main line. One half of the second line portions is provided between the first line portion and one end portion of the sub line, and the other half of the second line portions is provided between the first line portion and the other end portion of the sub line.