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Title:
HIGH FREQUENCY CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2022/145320
Kind Code:
A1
Abstract:
A high frequency circuit (10) is provided with a first power amplifier (21), a second power amplifier (22), a first filter element (31), a second filter element (32), a module substrate (70), and a metal member (8). The first filter element (31) and the second filter element (32) are respectively connected to the first power amplifier (21) and the second power amplifier (22). The first filter element (31) and the second filter element (32) are disposed on a first main surface (70a) of the module substrate (70). The metal member (8) is connected to ground. The metal member (8) is positioned between the first filter element (31) and the second filter element (32) in a plan view of the module substrate (70).

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Inventors:
ARIMA KEISUKE (JP)
KUROYANAGI TAKUMA (JP)
KANI HIROYUKI (JP)
TSUDA MOTOJI (JP)
Application Number:
PCT/JP2021/047684
Publication Date:
July 07, 2022
Filing Date:
December 22, 2021
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H04B1/38; H01L23/00; H01L23/12; H01L25/04; H01L25/18; H03H9/25; H03H9/64; H04B1/00
Domestic Patent References:
WO2019240095A12019-12-19
WO2018159453A12018-09-07
WO2019065419A12019-04-04
Foreign References:
JP2003008469A2003-01-10
JP2005244336A2005-09-08
JP2020102693A2020-07-02
JP2018503262A2018-02-01
US20200313645A12020-10-01
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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