Invention Grant
- Patent Title: Common mode filter with multi spiral layer structure and method of manufacturing the same
- Patent Title (中): 共模滤波器具有多螺旋层结构及其制造方法
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Application No.: US13572378Application Date: 2012-08-10
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Publication No.: US09007149B2Publication Date: 2015-04-14
- Inventor: Yu Chia Chang , Chi Long Lin , Cheng Yi Wang , Shin Min Tai
- Applicant: Yu Chia Chang , Chi Long Lin , Cheng Yi Wang , Shin Min Tai
- Applicant Address: TW Miaoli
- Assignee: Inpaq Technology Co., Ltd.
- Current Assignee: Inpaq Technology Co., Ltd.
- Current Assignee Address: TW Miaoli
- Agency: WPAT, P.C.
- Agent Anthony King; Kay Yang
- Priority: TW100134276A 20110923
- Main IPC: H03H7/09
- IPC: H03H7/09 ; H01F17/00 ; H03H7/42 ; H01P11/00 ; H03H1/00

Abstract:
A common mode filter with a multi spiral layer structure includes a first coil, a second coil, a third coil connected in series with the first coil, a fourth coil connected in series with the second coil, a first material layer and a second material layer. The second coil is disposed between the first and third coils, and the third coil is disposed between the second and fourth coils. At least one of the first and second material layers comprises magnetic material. The first, second, third, and fourth coils are disposed between the first and second material layers.
Public/Granted literature
- US20130076456A1 COMMON MODE FILTER WITH MULTI SPIRAL LAYER STRUCTURE AND METHOD OF MANUFACTURING THE SAME Public/Granted day:2013-03-28
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