Yoshiaki Doi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Distortion compensation apparatus and distortion compensation method
- Patent number 11,777,543
- Issue date Oct 3, 2023
- NEC Corporation
- Yoshiaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplification apparatus and amplification method
- Patent number 10,998,860
- Issue date May 4, 2021
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion compensation apparatus and distortion compensation method
- Patent number 10,554,183
- Issue date Feb 4, 2020
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Peak suppressing device and peak suppressing method
- Patent number 9,596,114
- Issue date Mar 14, 2017
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transmission circuit
- Patent number 9,584,349
- Issue date Feb 28, 2017
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power consumption control circuit, amplifier circuit and power cons...
- Patent number 8,629,717
- Issue date Jan 14, 2014
- NEC Corporation
- Yoshiaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion compensation amplifier
- Patent number 8,514,019
- Issue date Aug 20, 2013
- Hitachi Kokusai Electric Inc.
- Takashi Okazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power limiting circuit
- Patent number 8,446,202
- Issue date May 21, 2013
- NEC Corporation
- Hirotaka Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion compensation circuit
- Patent number 7,215,717
- Issue date May 8, 2007
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion compensating circuit for compensating distortion occurri...
- Patent number 6,928,272
- Issue date Aug 9, 2005
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
DISTORTION COMPENSATION APPARATUS AND DISTORTION COMPENSATION METHOD
- Publication number 20220311462
- Publication date Sep 29, 2022
- NEC Corporation
- Yoshiaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AMPLIFICATION APPARATUS AND AMPLIFICATION METHOD
- Publication number 20200028473
- Publication date Jan 23, 2020
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DISTORTION COMPENSATION APPARATUS AND DISTORTION COMPENSATION METHOD
- Publication number 20190222179
- Publication date Jul 18, 2019
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSMISSION CIRCUIT
- Publication number 20160127162
- Publication date May 5, 2016
- NEC Corporation
- Yoshiaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PEAK SUPPRESSING DEVICE AND PEAK SUPPRESSING METHOD
- Publication number 20150358189
- Publication date Dec 10, 2015
- NEC Corporation
- Yoshiaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER CONSUMPTION CONTROL CIRCUIT, AMPLIFIER CIRCUIT AND POWER CONS...
- Publication number 20120098602
- Publication date Apr 26, 2012
- Yoshiaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISTORTION COMPENSATION AMPLIFIER
- Publication number 20110298536
- Publication date Dec 8, 2011
- Takashi Okazaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER LIMITING CIRCUIT
- Publication number 20110227628
- Publication date Sep 22, 2011
- NEC Corporation
- Hirotaka Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Non-linear compensation circuit, transmission apparatus and non-lin...
- Publication number 20050008096
- Publication date Jan 13, 2005
- NEC Corporation
- Motoya Iwasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Multiport amplifying apparatus using digital quadrature baseband hy...
- Publication number 20040222849
- Publication date Nov 11, 2004
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Distortion compensation circuit
- Publication number 20030118125
- Publication date Jun 26, 2003
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Distortion compensating circuit for compensating distortion occurri...
- Publication number 20030104792
- Publication date Jun 5, 2003
- NEC Corporation
- Yoshiaki Doi
- H03 - BASIC ELECTRONIC CIRCUITRY

Yoshiaki Doi

Person

Patents Grantslast 30 patents

Distortion compensation apparatus and distortion compensation method

Amplification apparatus and amplification method

Distortion compensation apparatus and distortion compensation method

Peak suppressing device and peak suppressing method

Transmission circuit

Power consumption control circuit, amplifier circuit and power cons...

Distortion compensation amplifier

Power limiting circuit

Distortion compensation circuit

Distortion compensating circuit for compensating distortion occurri...

Patents Applicationslast 30 patents

DISTORTION COMPENSATION APPARATUS AND DISTORTION COMPENSATION METHOD

AMPLIFICATION APPARATUS AND AMPLIFICATION METHOD

DISTORTION COMPENSATION APPARATUS AND DISTORTION COMPENSATION METHOD

TRANSMISSION CIRCUIT

PEAK SUPPRESSING DEVICE AND PEAK SUPPRESSING METHOD

POWER CONSUMPTION CONTROL CIRCUIT, AMPLIFIER CIRCUIT AND POWER CONS...

DISTORTION COMPENSATION AMPLIFIER

POWER LIMITING CIRCUIT

Non-linear compensation circuit, transmission apparatus and non-lin...

Multiport amplifying apparatus using digital quadrature baseband hy...

Distortion compensation circuit

Distortion compensating circuit for compensating distortion occurri...