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:
Mar. 23, 2021
Filed:
Jul. 24, 2019
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Eiko Wakata, Tokyo, JP;
Kenichi Yoshida, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/01 (2006.01); H01G 4/40 (2006.01); H01F 27/40 (2006.01); H01G 4/012 (2006.01); H01F 27/28 (2006.01); H01F 27/29 (2006.01); H01G 4/228 (2006.01); H01G 4/06 (2006.01); H03H 1/00 (2006.01);
U.S. Cl.
CPC ...
H03H 7/0115 (2013.01); H01F 27/2804 (2013.01); H01F 27/29 (2013.01); H01F 27/40 (2013.01); H01G 4/012 (2013.01); H01G 4/06 (2013.01); H01G 4/228 (2013.01); H01G 4/40 (2013.01); H03H 2001/0085 (2013.01);
Abstract
Disclosed herein is an LC filter that includes a conductive substrate, a first capacitive insulating film having one surface covered with the conductive substrate and other surface covered with a first capacitive electrode, a first inductor pattern having one end connected to the first capacitive electrode, a first terminal electrode connected to other end of the first inductor pattern, and a common terminal electrode connected to the conductive substrate.