Electromagnetic interference filter

Details Electromagnetic interference filter Electromagnetic interference filter

2005-10-12

2008-08-19

Nguyen, Tuyen T. (Department: 2832)

Inductor devices

Plural part core

Reexamination Certificate

active

07414511

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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patent: 6078242 (2000-06-01), Tomita et al.
patent: 6624724 (2003-09-01), Tomita et al.

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