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Thin film type common mode filter

A common-mode filter and film-type technology, applied in the manufacture of inductors, fixed inductors, inductors/transformers/magnets, etc., can solve the problems of complicated manufacturing methods and increased manufacturing costs

Inactive Publication Date: 2013-09-18
SAMSUNG ELECTRO MECHANICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0021] Further, since one layer is configured by laminating the magnetic body and the nonmagnetic body after punching the magnetic body and the nonmagnetic body of each layer and cutting the magnetic body and the nonmagnetic body in half thickness as necessary, then The manufacturing method is complicated and the manufacturing cost is increased

Method used

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  • Thin film type common mode filter
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Embodiment Construction

[0052] The advantages and features of the present invention and methods for achieving the advantages and features will be apparent by referring to the embodiments described below in detail with reference to the accompanying drawings. However, the present invention is not limited to the embodiments described below and can be implemented in various forms. The exemplary embodiments are provided only to make the disclosure of the present invention complete and to fully convey the scope of the present invention to those skilled in the art. Corresponding reference characters indicate corresponding elements throughout the specification.

[0053] The terms used in the present invention are used to explain the embodiments, not to limit the present invention. Throughout the scope of this specification, singular forms also include plural forms, unless the context clearly states otherwise. When the terms "comprising" and / or "comprising" are used in the present invention, they mean that ...

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Abstract

The present invention relates to a common mode filter and a method of manufacturing the same and provides a thin film type common mode filter including: a first magnetic substrate; a first laminate disposed on the first magnetic substrate and including a primary coil pattern electrode; a core magnetic layer disposed on the first laminate; a second laminate disposed on the core magnetic layer and including a secondary coil pattern electrode; and a second magnetic substrate disposed on the second laminate.

Description

[0001] Cross References to Related Applications [0002] This application claims priority to the following domestic and foreign patent applications and incorporates them into this application by reference: [0003] Cross reference to related applications [0004] This application claims the benefit of Korean Patent Application No. 10-2012-0022904 filed on March 6, 2012 under 35 U.S.C. Section 119, which application is hereby incorporated by reference in its entirety. technical field [0005] The present invention relates to a common mode filter, and more particularly, to a film type common mode filter having a core made of a magnetic material between a primary coil pattern electrode and a secondary coil pattern electrode spaced apart from each other Magnetic layer (core magnetic layer). Background technique [0006] Recently, due to the increase in system configuration and data capacity, there is a demand for high transmission speed. As a method of high-speed transmission...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01F17/04H01F37/00H01F27/29H01F41/12H01F41/00
CPCH01F17/0013H01F2017/0066H01F17/00H01F27/28
Inventor 刘永锡魏圣权李钟润李相汶沈原徹郭正福许康宪金容锡
Owner SAMSUNG ELECTRO MECHANICS CO LTD