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:
Jan. 19, 2016

Filed:

Dec. 23, 2013
Applicant:

Samsung Electro-mechanics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventors:

Jong Yun Lee, Suwon-si, KR;

Sung Kwon Wi, Suwon-si, KR;

Assignee:

SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon-Si, Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 5/00 (2006.01); H01F 27/29 (2006.01); H01F 41/16 (2006.01); H01F 17/00 (2006.01);
U.S. Cl.
CPC ...
H01F 27/29 (2013.01); H01F 5/00 (2013.01); H01F 17/0013 (2013.01); H01F 41/16 (2013.01); H01F 2017/0093 (2013.01);
Abstract

Disclosed herein is a common mode filter, including: an external magnetic layer; an insulating layer formed on the external magnetic layer and having coil electrodes therein; a protecting layer formed on the insulating layer; an internal magnetic layer formed inside an opening part formed in one surface of the protecting layer; and external electrode terminals passing through the protecting layer and connected with end portions of the coil electrodes, so that there can be provided a common mode filter having excellent durability, moisture resistance, and heat resistance.


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