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Title:
HIGH FREQUENCY CIRCUIT, AND COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/024680
Kind Code:
A1
Abstract:
A high frequency circuit (1) is provided with a filter (10) having a passband corresponding to a first sub-band of which at least a portion is included in a first band for TDD, and a band-rejection filter (20) which is connected to the filter (10), and which has a first stop band corresponding to a second sub-band included in the first band, wherein: the second sub-band is positioned between a third sub-band included in the first band, and a fourth sub-band included in the first band; and the first sub-band includes the second sub-band, the third sub-band, and the fourth sub-band.

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Inventors:
MORI HIROTSUGU (JP)
TANAKA SATOSHI (JP)
Application Number:
PCT/JP2021/025404
Publication Date:
February 03, 2022
Filing Date:
July 06, 2021
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H04B1/38; H01L25/04; H01L25/10; H01L25/18; H03H7/12; H04B1/54
Domestic Patent References:
WO2019131077A12019-07-04
WO2016076093A12016-05-19
Foreign References:
JP2006108735A2006-04-20
JP2005020350A2005-01-20
JP2002009504A2002-01-11
JP2001111373A2001-04-20
JP2017513424A2017-05-25
JP2002208874A2002-07-26
JP2017528060A2017-09-21
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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