Title:
AMPLIFICATION CIRCUIT AND HIGH-FREQUENCY CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2022/259892
Kind Code:
A1
Abstract:
An amplification circuit (10) comprises: amplifiers (11-13); transformers (21, 22); and a transmission line (31). One end (211a) of an input side coil (211) is connected to an output terminal (11b) of the amplifier (11). The other end (211b) of the input side coil (211) is connected to an output terminal (12b) of the amplifier (12) via the transmission line (31). One end (221a) of the input side coil (221) is connected to an output terminal (13b) of the amplifier (13). The other end (221b) of the input side coil (221) is connected to the output terminal (12b) of the amplifier (12) via the transmission line (31). One end (212a) of and output side coil (212) is connected to an output terminal (101). The other end (212b) of the output side coil (212) is connected to the ground. One end (222a) of the output side coil (222) is connected to an output terminal (102). The other end (222b) of the output side coil (222) is connected to the ground. fp220257
Inventors:
TAHARA KENJI (JP)
YAMAMOTO KAE (JP)
SUKEMORI YOSHIAKI (JP)
YAMAMOTO KAE (JP)
SUKEMORI YOSHIAKI (JP)
Application Number:
PCT/JP2022/021757
Publication Date:
December 15, 2022
Filing Date:
May 27, 2022
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H03F1/02; H03F1/32; H03F3/24; H03F3/68; H04B1/04
Domestic Patent References:
| WO2018109930A1 | 2018-06-21 |
Foreign References:
| JP2014241488A | 2014-12-25 | |||
| JP2012005077A | 2012-01-05 | |||
| JP2013085179A | 2013-05-09 | |||
| US20150333706A1 | 2015-11-19 | |||
| JP2017509224A | 2017-03-30 | |||
| CN112543002A | 2021-03-23 |
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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