Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 19, 2008
Patent Application Number
11247177
Date Filed
October 12, 2005
Patent Primary Examiner
Patent abstract
An electromagnetic interference (EMI) filter includes a first magnetomotive element, a first wire, a second wire, and a second magnetomotive element. The second magnetomotive element forms a closed magnetic loop, which comprises a first portion penetrating a through hole of the first magnetomotive element. Thus, the first wire and the second wire in the Filter filter not only differential mode noise but also common mode noise.
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