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Patent Searching and Data


Title:
MULTILAYER LC FILTER
Document Type and Number:
WIPO Patent Application WO/2018/083936
Kind Code:
A1
Abstract:
Provided is a multilayer LC filter which has desired frequency characteristics, while being reduced in height. This multilayer LC filter is configured such that: when a laminate 1 is perspectively viewed from the lamination direction of dielectric layers, a first inductor L1 and a second inductor L2 are formed in a first flat surface region FD1, while a third inductor L3 and a fourth inductor L4 are formed in a second flat surface region FD2; and when the laminate 1 is perspectively viewed from a direction that is perpendicular to the lamination direction of the dielectric layers, the first inductor L1 and the fourth inductor L4 are formed in a first thickness region TD1, while the second inductor L2 and the third inductor L3 are formed in a second thickness region TD2.

Inventors:
MASUDA, Hiroshi (10-1, Higashikotari 1-chome, Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
Application Number:
JP2017/036191
Publication Date:
May 11, 2018
Filing Date:
October 04, 2017
Export Citation:
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Assignee:
MURATA MANUFACTURING CO., LTD. (10-1, Higashikotari 1-chome Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
International Classes:
H03H7/09; H01F17/00; H01F27/00
Domestic Patent References:
WO2016152211A12016-09-29
Foreign References:
JP2006269653A2006-10-05
JP2007159069A2007-06-21
Attorney, Agent or Firm:
KAWAMOTO, Takashi (Kawamoto Patent Office, Takemi-Building 411 218 Kannonji-cho, Fushimi-ku, Kyoto-sh, Kyoto 01, 〒6128101, JP)
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