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. 31, 2015
Filed:
Apr. 11, 2014
Samsung Electro-mechanics Co., Ltd., Suwon, KR;
Won-Chul Sim, Suwon, KR;
Hye-Won Bang, Suwon, KR;
Ju-Hwan Yang, Suwon, KR;
Jin-Hyuck Yang, Suwon, KR;
Young-Do Kweon, Suwon, KR;
Samsung Electro-Mechanics Co., Ltd., Suwon, KR;
Abstract
A common mode filter is disclosed. The common mode filter in accordance with an aspect of the present invention includes: a first dielectric layer having a first groove formed along an outer boundary portion thereof; a second dielectric layer coated on the first dielectric layer so as to cover a first coil laminated on the first dielectric layer, having a first protrusion corresponding to the first groove formed on one surface thereof being in contact with the first dielectric layer, and having a second groove formed on the other surface thereof; and a third dielectric layer coated on the second dielectric layer so as to cover a second coil laminated on the second dielectric layer, having a second protrusion corresponding to the second groove formed on one surface thereof being in contact with the second dielectric layer, and having a third groove formed on the other surface thereof.