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.

Date of Patent:
Feb. 21, 2023

Filed:

Jun. 18, 2020
Applicant:

Murata Manufacturing Co., Ltd., Kyoto-fu, JP;

Inventors:

Akio Igarashi, Nagaokakyo, JP;

Yoshie Nakamura, Nagaokakyo, JP;

Yasushi Saito, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/28 (2006.01); H01F 27/29 (2006.01); H01F 17/04 (2006.01); H01F 17/00 (2006.01);
U.S. Cl.
CPC ...
H01F 27/292 (2013.01); H01F 17/045 (2013.01); H01F 27/2804 (2013.01); H01F 27/2828 (2013.01); H01F 2017/0093 (2013.01);
Abstract

A direct-current superimposing circuit includes differential signal lines, capacitors, a common mode choke coil, a winding-type coil component, and a DC power supply which are disposed at a circuit board. The winding-type coil component includes a core, two pairs of terminal electrodes, and two windings (a first winding and a second winding). On the end surface of a flange portion, the terminal electrodes in one of the two pairs and the terminal electrodes in the other one of the two pairs are placed to face each other across the winding center of a winding core. The winding start and winding end of the first winding are connected to the terminal electrodes in one of the two pairs. The winding start and winding end of the second winding are connected to the terminal electrodes in the other one of the two pairs.


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