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:
May. 06, 2025
Filed:
Jan. 12, 2023
Applicant:
Murata Manufacturing Co., Ltd., Kyoto, JP;
Inventor:
Kenta Seki, Kyoto, JP;
Assignee:
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 5/18 (2005.12); H01P 1/10 (2005.12); H01P 1/12 (2005.12); H01P 1/213 (2005.12); H03H 7/01 (2005.12);
U.S. Cl.
CPC ...
H01P 5/18 (2012.12); H01P 1/127 (2012.12); H01P 1/213 (2012.12); H03H 7/0161 (2012.12);
Abstract
A directional coupler includes a main line, a sub line electromagnetically coupled to the main line, a coupling output terminal connected to one end of the sub line, a filter connected between the one end of the sub line and the coupling output terminal, and a filter with a pass band higher than a pass band of the filter. One end of the filter is connected to the coupling output terminal. Another end of the filter is terminated.