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:
Apr. 27, 2021
Filed:
Jun. 10, 2019
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Hidenori Ohata, Tokyo, JP;
Yoshinori Matsumaru, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/387 (2006.01); H01P 1/38 (2006.01); H01P 1/36 (2006.01); H01P 1/218 (2006.01); H01P 1/208 (2006.01);
U.S. Cl.
CPC ...
H01P 1/38 (2013.01); H01P 1/2084 (2013.01); H01P 1/218 (2013.01); H01P 1/36 (2013.01); H01P 1/387 (2013.01);
Abstract
Disclosed herein is a nonreciprocal circuit element that includes a permanent magnet, a magnetic material having an insulating property, a magnetic rotator sandwiched between the permanent magnet and the magnetic material, and an external terminal. The magnetic rotator includes a center conductor connected to the external terminal, and first and second ferrite cores sandwiching the center conductor. The external terminal covers a side surface of the magnetic material without covering a side surface of the permanent magnet.