Hajime Hamada

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power amplifier apparatus, transmitter apparatus, and method of con...
- Patent number 9,294,047
- Issue date Mar 22, 2016
- Fujitsu Limited
- Toshio Kawasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier apparatus, distortion compensation coefficient upda...
- Patent number 8,933,752
- Issue date Jan 13, 2015
- Fujitsu Limited
- Kazuo Nagatani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Delay amount estimating apparatus and signal transmitting apparatus
- Patent number 8,605,815
- Issue date Dec 10, 2013
- Fujitsu Limited
- Yuichi Utsunomiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion compensation apparatus and method
- Patent number 8,571,495
- Issue date Oct 29, 2013
- Fujitsu Limited
- Kazuo Nagatani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplitude suppressing apparatus and signal transmitting apparatus
- Patent number 8,520,770
- Issue date Aug 27, 2013
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion compensation device, radio communication device, and dis...
- Patent number 8,493,144
- Issue date Jul 23, 2013
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifying apparatus with bandwidth limitation processing on...
- Patent number 8,489,037
- Issue date Jul 16, 2013
- Fujitsu Limited
- Nobukazu Fudaba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion compensating apparatus, transmitting apparatus, and dist...
- Patent number 8,451,055
- Issue date May 28, 2013
- Fujitsu Limited
- Nobukazu Fudaba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DC offset compensation method and DC offset compensation device
- Patent number 8,452,250
- Issue date May 28, 2013
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless apparatus and signal processing method
- Patent number 8,442,157
- Issue date May 14, 2013
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission device and transmission method
- Patent number 8,433,262
- Issue date Apr 30, 2013
- Fujitsu Limited
- Yuichi Utsunomiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method of compensating distortion
- Patent number 8,270,530
- Issue date Sep 18, 2012
- Fujitsu Limited
- Hajime Hamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio communication device and radio communication method
- Patent number 8,254,857
- Issue date Aug 28, 2012
- Fujitsu Limited
- Nobukazu Fudaba
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Power amplifying apparatus
- Patent number 8,154,341
- Issue date Apr 10, 2012
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Peak suppressing apparatus, peak suppressing method, and wireless c...
- Patent number 8,130,866
- Issue date Mar 6, 2012
- Fujitsu Limited
- Kazuo Nagatani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Peak suppression control apparatus
- Patent number 8,102,941
- Issue date Jan 24, 2012
- Fujitsu Limited
- Hajime Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Peak suppressor
- Patent number 8,064,529
- Issue date Nov 22, 2011
- Fujitsu Limited
- Hajime Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Peak suppressing and restoring method, transmitter, receiver, and p...
- Patent number 8,009,756
- Issue date Aug 30, 2011
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion compensation apparatus and method
- Patent number 7,991,073
- Issue date Aug 2, 2011
- Fujitsu Limited
- Yuichi Utsunomiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier control device
- Patent number 7,983,636
- Issue date Jul 19, 2011
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Peak power reduction method
- Patent number 7,969,205
- Issue date Jun 28, 2011
- Fujitsu Limited
- Kazuo Nagatani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Predistortion apparatus and predistortion method
- Patent number 7,920,644
- Issue date Apr 5, 2011
- Fujitsu Limited
- Hajime Hamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion correction control apparatus and distortion correction c...
- Patent number 7,881,404
- Issue date Feb 1, 2011
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion compensating apparatus and power amplifier apparatus
- Patent number 7,860,185
- Issue date Dec 28, 2010
- Fujitsu Limited
- Yuichi Utsunomiya
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distortion compensation apparatus
- Patent number 7,856,069
- Issue date Dec 21, 2010
- Fujitsu Limited
- Kazuo Nagatani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Peak suppression method, peak suppression apparatus and wireless tr...
- Patent number 7,839,949
- Issue date Nov 23, 2010
- Fujitsu Limited
- Hajime Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio transmission apparatus having peak suppression function
- Patent number 7,804,914
- Issue date Sep 28, 2010
- Fujitsu Limited
- Kazuo Nagatani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Timing adjusting method and timing adjusting apparatus
- Patent number 7,782,153
- Issue date Aug 24, 2010
- Fujitsu Limited
- Kazuo Nagatani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Signal peak voltage suppression apparatus
- Patent number 7,756,216
- Issue date Jul 13, 2010
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distortion correction control apparatus and distortion correction c...
- Patent number 7,746,957
- Issue date Jun 29, 2010
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
POWER AMPLIFIER APPARATUS, TRANSMITTER APPARATUS, AND METHOD OF CON...
- Publication number 20140347132
- Publication date Nov 27, 2014
- Fujitsu Limited
- Toshio KAWASAKI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFIER APPARATUS, DISTORTION COMPENSATION COEFFICIENT UPDA...
- Publication number 20120098596
- Publication date Apr 26, 2012
- Fujitsu Limited
- Kazuo Nagatani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DISTORTION COMPENSATION DEVICE, RADIO COMMUNICATION DEVICE, AND DIS...
- Publication number 20110260792
- Publication date Oct 27, 2011
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DISTORTION COMPENSATING APPARATUS, TRANSMITTING APPARATUS, AND DIST...
- Publication number 20110187454
- Publication date Aug 4, 2011
- Fujitsu Limited
- Nobukazu Fudaba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSMISSION DEVICE AND TRANSMISSION METHOD
- Publication number 20110053531
- Publication date Mar 3, 2011
- Fujitsu Limited
- Yuichi Utsunomiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RADIO COMMUNICATION DEVICE AND RADIO COMMUNICATION METHOD
- Publication number 20110053532
- Publication date Mar 3, 2011
- Fujitsu Limited
- Nobukazu FUDABA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
WIRELESS APPARATUS AND SIGNAL PROCESSING METHOD
- Publication number 20110038400
- Publication date Feb 17, 2011
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER AMPLIFYING DEVICE AND POWER AMPLIFYING METHOD
- Publication number 20100237937
- Publication date Sep 23, 2010
- FUJITSU LIMITED
- Kazuo Nagatani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DISTORTION COMPENSATION APPARATUS AND METHOD
- Publication number 20100219889
- Publication date Sep 2, 2010
- Fujitsu Limited
- Kazuo Nagatani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Predistorter and Distortion Compensation Method
- Publication number 20100194474
- Publication date Aug 5, 2010
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PREDISTORTION APPARATUS AND PREDISTORTION METHOD
- Publication number 20100164620
- Publication date Jul 1, 2010
- FUJITSU LIMITED
- Hajime Hamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DISTORTION COMPENSATION APPARATUS AND METHOD
- Publication number 20100156530
- Publication date Jun 24, 2010
- FUJITSU LIMITED
- Yuichi Utsunomiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Amplifier Control Device
- Publication number 20100148864
- Publication date Jun 17, 2010
- Fujitsu Limited
- Hiroyoshi ISHIKAWA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PEAK POWER REDUCTION METHOD
- Publication number 20100148828
- Publication date Jun 17, 2010
- Kazuo Nagatani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHOD OF COMPENSATING DISTORTION
- Publication number 20100060355
- Publication date Mar 11, 2010
- Fujitsu Limited
- Hajime HAMADA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DISTORTION CORRECTION CONTROL APPARATUS AND DISTORTION CORRECTION C...
- Publication number 20100062733
- Publication date Mar 11, 2010
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Delay Amount Estimating Apparatus and Signal Transmitting Apparatus
- Publication number 20100026354
- Publication date Feb 4, 2010
- Fujitsu Limited
- Yuichi Utsunomiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISTORTION CORRECTION CONTROL APPARATUS AND DISTORTION CORRECTION C...
- Publication number 20100014609
- Publication date Jan 21, 2010
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PEAK SUPPRESSING AND RESTORING METHOD, TRANSMITTER, RECEIVER, AND P...
- Publication number 20100003920
- Publication date Jan 7, 2010
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AMPLITUDE SUPPRESSING APPARATUS AND SIGNAL TRANSMITTING APPARATUS
- Publication number 20090316827
- Publication date Dec 24, 2009
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Peak Suppressing Apparatus, Peak Suppressing Method, and Wireless C...
- Publication number 20090318099
- Publication date Dec 24, 2009
- Fujitsu Limited
- Kazuo NAGATANI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISTORTION COMPENSATING APPARATUS AND POWER AMPLIFIER APPARATUS
- Publication number 20090190647
- Publication date Jul 30, 2009
- Fujitsu Limited
- Yuichi Utsunomiya
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFYING APPARATUS WITH BANDWIDTH LIMITATION PROCESSING ON...
- Publication number 20090191923
- Publication date Jul 30, 2009
- Fujitsu Limited
- Nobukazu Fudaba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER AMPLIFYING APPARATUS
- Publication number 20090160548
- Publication date Jun 25, 2009
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Distortion compensation apparatus
- Publication number 20080204136
- Publication date Aug 28, 2008
- Kazuo Nagatani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Radio transmission apparatus having peak suppression function
- Publication number 20080200133
- Publication date Aug 21, 2008
- Kazuo Nagatani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Peak suppressor
- Publication number 20080043869
- Publication date Feb 21, 2008
- FUJITSU LIMITED
- Hajime Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Peak suppression control apparatus
- Publication number 20080013646
- Publication date Jan 17, 2008
- FUJITSU LIMITED
- Hajime Hamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Amplifier control device
- Publication number 20080002983
- Publication date Jan 3, 2008
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DC offset compensation method and DC offset compensation device
- Publication number 20070281655
- Publication date Dec 6, 2007
- Hiroyoshi Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Hajime Hamada

Person

Patents Grantslast 30 patents

Power amplifier apparatus, transmitter apparatus, and method of con...

Power amplifier apparatus, distortion compensation coefficient upda...

Delay amount estimating apparatus and signal transmitting apparatus

Distortion compensation apparatus and method

Amplitude suppressing apparatus and signal transmitting apparatus

Distortion compensation device, radio communication device, and dis...

Power amplifying apparatus with bandwidth limitation processing on...

Distortion compensating apparatus, transmitting apparatus, and dist...

DC offset compensation method and DC offset compensation device

Wireless apparatus and signal processing method

Transmission device and transmission method

Apparatus and method of compensating distortion

Radio communication device and radio communication method

Power amplifying apparatus

Peak suppressing apparatus, peak suppressing method, and wireless c...

Peak suppression control apparatus

Peak suppressor

Peak suppressing and restoring method, transmitter, receiver, and p...

Distortion compensation apparatus and method

Amplifier control device

Peak power reduction method

Predistortion apparatus and predistortion method

Distortion correction control apparatus and distortion correction c...

Distortion compensating apparatus and power amplifier apparatus

Distortion compensation apparatus

Peak suppression method, peak suppression apparatus and wireless tr...

Radio transmission apparatus having peak suppression function

Timing adjusting method and timing adjusting apparatus

Signal peak voltage suppression apparatus

Distortion correction control apparatus and distortion correction c...

Patents Applicationslast 30 patents

POWER AMPLIFIER APPARATUS, TRANSMITTER APPARATUS, AND METHOD OF CON...

POWER AMPLIFIER APPARATUS, DISTORTION COMPENSATION COEFFICIENT UPDA...

DISTORTION COMPENSATION DEVICE, RADIO COMMUNICATION DEVICE, AND DIS...

DISTORTION COMPENSATING APPARATUS, TRANSMITTING APPARATUS, AND DIST...

TRANSMISSION DEVICE AND TRANSMISSION METHOD

RADIO COMMUNICATION DEVICE AND RADIO COMMUNICATION METHOD

WIRELESS APPARATUS AND SIGNAL PROCESSING METHOD

POWER AMPLIFYING DEVICE AND POWER AMPLIFYING METHOD

DISTORTION COMPENSATION APPARATUS AND METHOD

Predistorter and Distortion Compensation Method

PREDISTORTION APPARATUS AND PREDISTORTION METHOD

DISTORTION COMPENSATION APPARATUS AND METHOD

Amplifier Control Device

PEAK POWER REDUCTION METHOD

APPARATUS AND METHOD OF COMPENSATING DISTORTION

DISTORTION CORRECTION CONTROL APPARATUS AND DISTORTION CORRECTION C...

Delay Amount Estimating Apparatus and Signal Transmitting Apparatus

DISTORTION CORRECTION CONTROL APPARATUS AND DISTORTION CORRECTION C...

PEAK SUPPRESSING AND RESTORING METHOD, TRANSMITTER, RECEIVER, AND P...

AMPLITUDE SUPPRESSING APPARATUS AND SIGNAL TRANSMITTING APPARATUS

Peak Suppressing Apparatus, Peak Suppressing Method, and Wireless C...

DISTORTION COMPENSATING APPARATUS AND POWER AMPLIFIER APPARATUS

POWER AMPLIFYING APPARATUS WITH BANDWIDTH LIMITATION PROCESSING ON...

POWER AMPLIFYING APPARATUS

Distortion compensation apparatus

Radio transmission apparatus having peak suppression function

Peak suppressor

Peak suppression control apparatus

Amplifier control device

DC offset compensation method and DC offset compensation device