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Patent Searching and Data


Title:
STACKED TRIPLEXER
Document Type and Number:
WIPO Patent Application WO/2019/171980
Kind Code:
A1
Abstract:
Provided is a stacked triplexer which is suppressed in mixing of a signal into one band from another band. According to the present invention, a first coil L1 is connected between a common terminal and a first filter; a second coil L2 is connected between the common terminal and a second filter; a third coil L3 is connected between the common terminal and a third filter; the first coil L1, the second coil L2 and the third coil L3 respectively have coil conductor patterns that are formed between base material layers of a multilayer body; and the first coil L1, the second coil L2 and the third coil L3 are arranged in such positions that the conductor pattern of the first coil L1, the conductor pattern of the second coil L2 and the conductor pattern of the third coil L3 do not overlap with each other when the multilayer body is perspectively viewed from the stacking direction of the base material layers.

Inventors:
NAKASHIMA, Yasuhiro (10-1, Higashikotari 1-chome, Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
Application Number:
JP2019/006720
Publication Date:
September 12, 2019
Filing Date:
February 22, 2019
Export Citation:
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Assignee:
MURATA MANUFACTURING CO., LTD. (10-1, Higashikotari 1-chome Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
International Classes:
H03H7/46; H01F17/00; H01F27/00; H03H7/38
Domestic Patent References:
WO2017119938A12017-07-13
Foreign References:
JP2003087076A2003-03-20
JP2001168669A2001-06-22
JP2010154138A2010-07-08
JP2006333258A2006-12-07
Attorney, Agent or Firm:
KAWAMOTO, Takashi (Kawamoto Patent Office, 15-7 Goryo Minegado-cho 3-chome, Nishikyo-ku, Kyoto-sh, Kyoto 03, 〒6101103, JP)
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