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Title:
HIGH FREQUENCY CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2022/018997
Kind Code:
A1
Abstract:
A high-frequency circuit (1) is provided with: a switch (51) that has been connected to an antenna connection terminal (100); a filter (61) that has a passband corresponding to a first sub-band included in a first band for TDD, and that is connected to the antenna connection terminal (100) via the switch (51); a filter (62) that has a passband corresponding to a second sub-band included in the first band and having a gap from the first sub-band, and that is connected to the antenna connection terminal (100) via the switch (51); and a filter (63) that has a passband corresponding to a third sub-band including the first sub-band, the second sub-band, and the gap, and that is connected to the antenna connection terminal (100) via the switch (51).

Inventors:
MORI HIROTSUGU (JP)
TANAKA SATOSHI (JP)
Application Number:
PCT/JP2021/022143
Publication Date:
January 27, 2022
Filing Date:
June 10, 2021
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H04B1/38; H04B1/00
Domestic Patent References:
WO2019138743A12019-07-18
Foreign References:
JP2018037769A2018-03-08
JP2015513265A2015-04-30
US20200204157A12020-06-25
JP2019154025A2019-09-12
JP2020501385A2020-01-16
US20190097608A12019-03-28
US20160006556A12016-01-07
US20150372702A12015-12-24
JP2002057596A2002-02-22
EP2693648A12014-02-05
JP2017168932A2017-09-21
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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