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:
May. 19, 2015

Filed:

Mar. 14, 2012
Applicants:

Yong Suk Kim, Gyeonggi-do, KR;

Young Ghyu Ahn, Gyeonggi-do, KR;

Young Seuck Yoo, Seoul, KR;

Jeong Bok Kwak, Gyeonggi-do, KR;

Sang Moon Lee, Seoul, KR;

Kang Heon Hur, Gyeonggi-do, KR;

Sung Kwon WI, Seoul, KR;

Inventors:

Yong Suk Kim, Gyeonggi-do, KR;

Young Ghyu Ahn, Gyeonggi-do, KR;

Young Seuck Yoo, Seoul, KR;

Jeong Bok Kwak, Gyeonggi-do, KR;

Sang Moon Lee, Seoul, KR;

Kang Heon Hur, Gyeonggi-do, KR;

Sung Kwon Wi, Seoul, KR;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 7/01 (2006.01); H01F 27/33 (2006.01); H01F 17/00 (2006.01);
U.S. Cl.
CPC ...
H03H 7/01 (2013.01); H01F 2017/0066 (2013.01);
Abstract

The present invention discloses a filter for removing noise, which includes: a lower magnetic substrate; a coil layer disposed on the lower magnetic substrate and including at least one conductor pattern and an insulating layer covering the conductor pattern; an upper magnetic substrate disposed on the coil layer; and a magnetic permeability enhancing layer disposed on the magnetic substrate with lower magnetic permeability of the lower magnetic substrate and the upper magnetic substrate. According to the present invention, it is possible to implement a filter for removing noise with high performance, characteristics, and reliability by increasing magnetic permeability to improve impedance characteristics and improving an effect of shielding electromagnetic waves such as jamming.


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