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. 05, 2016

Filed:

Mar. 14, 2013
Applicant:

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

Inventors:

Young Seuck Yoo, Suwon-si, KR;

Kang Heon Hur, Suwon-si, KR;

Sung Kwon Wi, Suwon-si, KR;

Ho Jin Yun, Suwon-si, KR;

Jong Yun Lee, Suwon-si, KR;

Ju Hwan Yang, Suwon-si, KR;

Jin Hyuck Yang, Suwon-si, KR;

Young Do Kweon, Suwon-si, KR;

Eun Ha Kim, Suwon-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 5/00 (2006.01); H01F 27/28 (2006.01); H01F 17/00 (2006.01);
U.S. Cl.
CPC ...
H01F 27/2804 (2013.01); H01F 17/0013 (2013.01); H01F 2017/0066 (2013.01);
Abstract

Disclosed herein is a common mode filter including an internal electrode manufactured in a coil electrode form and provided with a simultaneous coil pattern in which two coil electrodes are overlapped with each other in a single layer in a direction in which a coil is wound, wherein a height of a second insulating layer formed on the internal electrode is higher than an interval between the coils. Therefore, a portion at which a parasitic capacitance is generated may be basically blocked, and a self resonant frequency (SRF) may be increased while filtering performance as the common mode filter is maintained.


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