Common mode filter and manufacturing method thereof
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United States of America Patent
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Sep 12, 2017
Grant Date -
Nov 19, 2015
app pub date -
May 19, 2015
filing date -
May 19, 2014
priority date (Note) -
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Abstract
Disclosed are a common mode filter and a manufacturing method thereof. The common mode filter in accordance with an aspect of the present invention includes: a substrate; a filter layer including a coil and a dielectric layer and disposed on the substrate and configured to remove a signal noise; and a magnetic layer being laminated on the filter layer, and a surface of the filter layer being joined with the magnetic layer can be formed to be flat by having the coil embedded in a surface of the filter layer being joined with the magnetic layer in such a way that one surface of the coil is exposed.
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