Invention Grant
- Patent Title: Filter circuit and method of controlling same
- Patent Title (中): 滤波电路及其控制方法
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Application No.: US12399345Application Date: 2009-03-06
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Publication No.: US08148972B2Publication Date: 2012-04-03
- Inventor: Tsuyoshi Tsutsumi , Eishi Matsuda
- Applicant: Tsuyoshi Tsutsumi , Eishi Matsuda
- Applicant Address: JP Tokyo
- Assignee: NEC Corporation
- Current Assignee: NEC Corporation
- Current Assignee Address: JP Tokyo
- Priority: JP2008-056538 20080306
- Main IPC: H03H1/00
- IPC: H03H1/00
Abstract:
Disclosed is a filter circuit that includes means for monitoring currents flowing through positive and negative windings of a common-mode noise filter, and means for performing an adjustment based on the result of monitoring so as to equalize the current flowing positive and negative windings.
Public/Granted literature
- US20090224735A1 FILTER CIRCUIT AND METHOD OF CONTROLLING SAME Public/Granted day:2009-09-10
Information query
