Inventor
FUDABA NOBUKAZU
JP59 patents
⚠️ This page may combine multiple inventors who share the name “FUDABA NOBUKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
30 patentsUS7551905B2Jun 23, 2009
Distortion compensation apparatus
FUJITSU LTD21 citations93
US7106249B2Sep 12, 2006
Phase calibration method and apparatus
FUJITSU LTD42 citations93
US7106133B2Sep 12, 2006
Distortion compensator
FUJITSU LTD23 citations93
US6980604B2Dec 27, 2005
Transmission device and transmission method
FUJITSU LTD47 citations93
US6864745B2Mar 8, 2005
Distortion compensation device
FUJITSU LTD33 citations93
US6717464B2Apr 6, 2004
Distortion compensating apparatus
FUJITSU LTD33 citations93
US6757525B1Jun 29, 2004
Distortion compensating apparatus
FUJITSU LTD44 citations91
US8009756B2Aug 30, 2011
Peak suppressing and restoring method, transmitter, receiver, and peak suppressing and restoring system
FUJITSU LTD7 citations84
US7860185B2Dec 28, 2010
Distortion compensating apparatus and power amplifier apparatus
FUJITSU LTD9 citations84
US7848449B2Dec 7, 2010
Offset compensation device
FUJITSU LTD9 citations84
US7839949B2Nov 23, 2010
Peak suppression method, peak suppression apparatus and wireless transmission apparatus
FUJITSU LTD15 citations84
US7804914B2Sep 28, 2010
Radio transmission apparatus having peak suppression function
FUJITSU LTD11 citations84
US7496152B2Feb 24, 2009
Adaptive control apparatus
FUJITSU LTD9 citations84
US7447485B2Nov 4, 2008
Device and method for controlling a voltage control signal
FUJITSU LTD12 citations84
US7388926B2Jun 17, 2008
Quadrature modulation system
FUJITSU LTD14 citations84
US7991073B2Aug 2, 2011
Distortion compensation apparatus and method
FUJITSU LTD4 citations63
US7969205B2Jun 28, 2011
Peak power reduction method
FUJITSU LTD5 citations63
US7881404B2Feb 1, 2011
Distortion correction control apparatus and distortion correction control method
FUJITSU LTD2 citations63
US7856069B2Dec 21, 2010
Distortion compensation apparatus
FUJITSU LTD2 citations63
US7782153B2Aug 24, 2010
Timing adjusting method and timing adjusting apparatus
FUJITSU LTD3 citations63
US7756216B2Jul 13, 2010
Signal peak voltage suppression apparatus
FUJITSU LTD5 citations63
US7746957B2Jun 29, 2010
Distortion correction control apparatus and distortion correction control method
FUJITSU LTD4 citations63
US7639755B2Dec 29, 2009
Distortion compensating apparatus
FUJITSU LTD5 citations63
US7447484B2Nov 4, 2008
Timing controller and timing control method
FUJITSU LTD4 citations63
US7920644B2Apr 5, 2011
Predistortion apparatus and predistortion method
FUJITSU LTD2 citations62
US9380509B2Jun 28, 2016
Base station and base station control method
FUJITSU LTD0 citations52
US9263994B2Feb 16, 2016
Amplifying device, distortion compensating device, and amplifying method
FUJITSU LTD0 citations52
US7983636B2Jul 19, 2011
Amplifier control device
FUJITSU LTD0 citations52
US7782923B2Aug 24, 2010
Wireless communication system and device for controlling the peak to average power ratio
FUJITSU LTD0 citations52
US7664473B2Feb 16, 2010
Amplifier control device
FUJITSU LTD1 citations52
ISHIKAWA HIROYOSHI
9 patentsUS8154341B2Apr 10, 2012
Power amplifying apparatus
ISHIKAWA HIROYOSHI10 citations84
US8737937B2May 27, 2014
Distortion compensation apparatus, transmitter, and distortion compensation method
ISHIKAWA HIROYOSHI3 citations62
US8712345B2Apr 29, 2014
Distortion compensation device, distortion compensation method, and radio transmitter
ISHIKAWA HIROYOSHI3 citations62
US8619905B2Dec 31, 2013
Predistorter and distortion compensation method
ISHIKAWA HIROYOSHI4 citations62
US8588711B2Nov 19, 2013
Transmission apparatus and distortion compensation method
ISHIKAWA HIROYOSHI4 citations62
US8452250B2May 28, 2013
DC offset compensation method and DC offset compensation device
ISHIKAWA HIROYOSHI3 citations62
US8442157B2May 14, 2013
Wireless apparatus and signal processing method
ISHIKAWA HIROYOSHI2 citations62
US8520770B2Aug 27, 2013
Amplitude suppressing apparatus and signal transmitting apparatus
ISHIKAWA HIROYOSHI2 citations52
US8493144B2Jul 23, 2013
Distortion compensation device, radio communication device, and distortion compensation method
ISHIKAWA HIROYOSHI0 citations52
NAGATANI KAZUO
5 patentsUS8933752B2Jan 13, 2015
Power amplifier apparatus, distortion compensation coefficient updating method, and transmission apparatus
NAGATANI KAZUO7 citations84
US8787487B2Jul 22, 2014
Distortion compensation device and distortion compensating method
NAGATANI KAZUO2 citations62
US8571495B2Oct 29, 2013
Distortion compensation apparatus and method
NAGATANI KAZUO3 citations62
US8509349B2Aug 13, 2013
Transmitter and distortion compensating method
NAGATANI KAZUO4 citations62
US8130866B2Mar 6, 2012
Peak suppressing apparatus, peak suppressing method, and wireless communication device
NAGATANI KAZUO2 citations62
FUDABA NOBUKAZU
2 patentsHAMADA HAJIME
2 patentsUTSUNOMIYA YUICHI
2 patentsShowing the top 50 of 59 patents by PatentIndex Score.