P

Inventor

LOZHKIN ALEXANDER NIKOLAEVICH

JP33 patents

Patents

33 patents
US9397619B2Jul 19, 2016

Distortion compensation apparatus and distortion compensation method

FUJITSU LTD313 citations98
US9276533B2Mar 1, 2016

Distortion compensation apparatus and method

FUJITSU LTD8 citations84
US9077409B2Jul 7, 2015

Signal processing system and signal processing method

FUJITSU LTD7 citations84
US10659124B2May 19, 2020

Multiantenna communication device and coefficient update method

FUJITSU LTD2 citations73
US9838137B2Dec 5, 2017

Device and method for transmitting optical signal in which a plurality of signals are multiplexed

FUJITSU LTD4 citations73
US9793995B2Oct 17, 2017

Communication device that transmits signals via a plurality of antennas and communication system

FUJITSU LTD4 citations73
US9374256B2Jun 21, 2016

Transmitter and method for reducing peak-to-average power ratio

FUJITSU LTD5 citations73
US9048796B2Jun 2, 2015

Transmission signal power control apparatus, communication apparatus and predistortion coefficient updating method

FUJITSU LTD4 citations73
US9190964B2Nov 17, 2015

Distortion compensation device and distortion compensation method

FUJITSU LTD3 citations63
US11689229B2Jun 27, 2023

Wireless communication device and distortion compensation method

FUJITSU LTD0 citations62
US11424774B2Aug 23, 2022

Wireless communication apparatus and coefficient updating method

FUJITSU LTD0 citations62
US9509404B2Nov 29, 2016

Wireless transmission system and distortion compensation method

FUJITSU LTD2 citations62
US9444412B2Sep 13, 2016

Distortion compensation apparatus and method therefor

FUJITSU LTD2 citations62
US8836426B2Sep 16, 2014

Adaptive linearizer with narrowband feedback path

FUJITSU LTD2 citations62
US11218117B2Jan 4, 2022

Amplifier circuit and antenna device

FUJITSU LTD0 citations61
US11196537B2Dec 7, 2021

Wireless communication apparatus and coefficient update method

FUJITSU LTD0 citations52
US11050391B2Jun 29, 2021

Distortion compensation apparatus and distortion compensation method

FUJITSU LTD0 citations52
US10523332B1Dec 31, 2019

Optical transmitter and method for transmitting optical signal

FUJITSU LTD0 citations52
US10505570B2Dec 10, 2019

Distortion compensating device and distortion compensation method

FUJITSU LTD0 citations52
US10348413B2Jul 9, 2019

Optical transmitter and method for transmitting optical signal

FUJITSU LTD0 citations52
US9559638B2Jan 31, 2017

Distortion compensation apparatus and distortion compensation method

FUJITSU LTD0 citations52
US9444409B2Sep 13, 2016

Amplification device and amplification method

FUJITSU LTD0 citations52
US9263999B2Feb 16, 2016

LINC power amplifier

FUJITSU LTD0 citations52
US9252714B2Feb 2, 2016

Transmission signal power control device and communication apparatus

FUJITSU LTD0 citations52
US8957730B2Feb 17, 2015

Signal processing apparatus and amplification apparatus

FUJITSU LTD1 citations52
US12418316B2Sep 16, 2025

Array antenna system and nonlinear distortion suppression method

FUJITSU LTD0 citations51
US12028097B2Jul 2, 2024

Radio communication device and distortion compensation method

FUJITSU LTD0 citations51
US11387878B1Jul 12, 2022

Wireless communication apparatus and wireless communication method

FUJITSU LTD0 citations51
US9294047B2Mar 22, 2016

Power amplifier apparatus, transmitter apparatus, and method of controlling the power amplifier apparatus

FUJITSU LTD0 citations42
US10291444B2May 14, 2019

Transmission device with pulse width modulation and transmission system

FUJITSU LTD0 citations41
US9692463B2Jun 27, 2017

Wireless transmission system and signal transmission method

FUJITSU LTD0 citations41
US9571138B2Feb 14, 2017

Transmission device and noise removal method

FUJITSU LTD0 citations41
US8964893B2Feb 24, 2015

Predistortion apparatus for power amplifier

FUJITSU LTD0 citations41