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Title:
NOISE FILTER
Document Type and Number:
Japanese Patent JP2004119891
Kind Code:
A
Abstract:

To provide a noise filter easy of the control of its filter characteristic and its manufacture with a good low-frequency band-pass characteristic in a little-crosstalk region.

The noise filter has a dielectric body 1 wherein a plurality of dielectric layers 1x, 1a-1g are laminated, signal-side coils 2 wherein one-end portion and the other end portion thereof are connected, respectively, with signal-side input and output terminals 6,7, and ground-side coils 3 wherein each capacitor component is formed between each of them and each of the signal-side coils 2 and one-end portion thereof is connected with a ground terminal 8. In this noise filter, a ground capacitor component C2 is provided between the one-end portion of the ground-side coils 3 and the ground terminal 8.


Inventors:
NOGI TAKAFUMI
Application Number:
JP2002284374A
Publication Date:
April 15, 2004
Filing Date:
September 27, 2002
Export Citation:
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Assignee:
KYOCERA CORP
International Classes:
H01F17/00; H03H7/075; (IPC1-7): H01F17/00