Inventor
OBIYA Hidenori
JP44 patents
Patents
44 patentsUS10069523B2Sep 4, 2018
Power amplification module
MURATA MANUFACTURING CO5 citations84
US9871541B2Jan 16, 2018
Power amplification module
MURATA MANUFACTURING CO5 citations84
US9647775B1May 9, 2017
Power amplification module
MURATA MANUFACTURING CO13 citations84
US10389310B2Aug 20, 2019
Radio-frequency signal amplifier circuit, power amplifier module, front-end circuit, and communication device
MURATA MANUFACTURING CO7 citations83
US9787334B2Oct 10, 2017
High frequency power amplifier, high frequency front-end circuit, and radio communication device
MURATA MANUFACTURING CO11 citations83
US9780735B1Oct 3, 2017
High-frequency signal amplifier circuit, power amplifier module, front-end circuit, and communication apparatus
MURATA MANUFACTURING CO18 citations83
US11239889B2Feb 1, 2022
Radio-frequency circuit and communication device
MURATA MANUFACTURING CO2 citations73
US11228988B2Jan 18, 2022
Communication circuit and control method for communication circuit
MURATA MANUFACTURING CO2 citations73
US10333572B2Jun 25, 2019
Antenna tuner control circuit, front-end circuit and communication device
MURATA MANUFACTURING CO2 citations73
US10291269B2May 14, 2019
Power amplification module
MURATA MANUFACTURING CO5 citations73
US9899734B2Feb 20, 2018
Front end circuit and wireless communication device
MURATA MANUFACTURING CO2 citations73
US10505505B2Dec 10, 2019
Power amplification module, front-end circuit, and communication device
MURATA MANUFACTURING CO2 citations72
US10340971B2Jul 2, 2019
Power amplification module, front-end circuit, and communication device
MURATA MANUFACTURING CO6 citations72
US10158392B2Dec 18, 2018
Transmission-reception device
MURATA MANUFACTURING CO2 citations72
US10116348B2Oct 30, 2018
High-frequency power amplifying module and communication apparatus
MURATA MANUFACTURING CO3 citations72
US9739871B2Aug 22, 2017
Transmission-reception apparatus
MURATA MANUFACTURING CO4 citations72
US9979419B2May 22, 2018
Front-end circuit
MURATA MANUFACTURING CO2 citations71
US9743519B2Aug 22, 2017
High-frequency component and high-frequency module including the same
MURATA MANUFACTURING CO4 citations70
US9438303B2Sep 6, 2016
Front end circuit where an antenna is shared for transmission and reception in a wireless communication apparatus
MURATA MANUFACTURING CO2 citations63
US12574055B2Mar 10, 2026
Radio-frequency circuit
MURATA MANUFACTURING CO0 citations62
US12199647B2Jan 14, 2025
Radio frequency module and communication device
MURATA MANUFACTURING CO0 citations62
US11856529B2Dec 26, 2023
Communication circuit and control method for communication circuit
MURATA MANUFACTURING CO0 citations62
US11811371B2Nov 7, 2023
Radio-frequency circuit and communication device
MURATA MANUFACTURING CO1 citations62
US11652499B2May 16, 2023
Radio frequency module and communication device
MURATA MANUFACTURING CO1 citations62
US11496168B2Nov 8, 2022
Radio frequency circuit, radio frequency module, and communication device
MURATA MANUFACTURING CO0 citations62
US11496162B2Nov 8, 2022
Radio-frequency circuit and communication device
MURATA MANUFACTURING CO1 citations62
US11452050B2Sep 20, 2022
Communication circuit and control method for communication circuit
MURATA MANUFACTURING CO0 citations62
US11431304B2Aug 30, 2022
Radio-frequency circuit and communication device
MURATA MANUFACTURING CO0 citations62
US11362686B2Jun 14, 2022
Multiplexer and communication device
MURATA MANUFACTURING CO0 citations62
US11290966B2Mar 29, 2022
Communication circuit and control method for communication circuit
MURATA MANUFACTURING CO0 citations62
US10608677B2Mar 31, 2020
High-frequency front end circuit and communication device including the same
MURATA MANUFACTURING CO1 citations62
US10476535B2Nov 12, 2019
High-frequency front end circuit and communication apparatus
MURATA MANUFACTURING CO1 citations62
US9407315B2Aug 2, 2016
Transmission/reception device
MURATA MANUFACTURING CO2 citations62
US12519491B2Jan 6, 2026
Radio-frequency circuit and communication apparatus
MURATA MANUFACTURING CO0 citations52
US11444712B2Sep 13, 2022
Multiplexer and communication device
MURATA MANUFACTURING CO0 citations52
US11265037B2Mar 1, 2022
Radio frequency circuit and communication device
MURATA MANUFACTURING CO0 citations52
US11211958B2Dec 28, 2021
Radio-frequency circuit and communication device
MURATA MANUFACTURING CO0 citations51
US10971459B2Apr 6, 2021
High-frequency module
MURATA MANUFACTURING CO0 citations51
US10623171B2Apr 14, 2020
Transmission and reception module for a plurality of frequency bands
MURATA MANUFACTURING CO0 citations42
US9948331B2Apr 17, 2018
Transmission circuit, high-frequency front-end circuit, transmission signal control method, and high-frequency front-end transmission/reception control method
MURATA MANUFACTURING CO0 citations42
US10128796B2Nov 13, 2018
Power amplification module and front end circuit
MURATA MANUFACTURING CO0 citations41
US10103706B2Oct 16, 2018
Transmission and reception device
MURATA MANUFACTURING CO0 citations41
US9985673B2May 29, 2018
Transmission-reception apparatus and reflected signal suppressing method
MURATA MANUFACTURING CO0 citations41
US9287918B2Mar 15, 2016
High-frequency front-end circuit
MURATA MANUFACTURING CO0 citations40