Inventor
HAMADA HAJIME
JP73 patents
⚠️ This page may combine multiple inventors who share the name “HAMADA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
47 patentsUS6028894AFeb 22, 2000
SIR or SNR measurement apparatus
FUJITSU LTD175 citations99
US6097714AAug 1, 2000
Code multiplexing transmitting apparatus
FUJITSU LTD93 citations98
US6826169B1Nov 30, 2004
Code multiplexing transmitting apparatus
FUJITSU LTD51 citations96
US6563859B1May 13, 2003
Receiver and receiving method in multi-carrier spread-spectrum communications
FUJITSU LTD55 citations96
US6552609B2Apr 22, 2003
Signal distortion compensating apparatus and method
FUJITSU LTD64 citations96
US6058138AMay 2, 2000
Radio reception system providing improved transmission quality
FUJITSU LTD53 citations96
US6041034AMar 21, 2000
Spread spectrum communication system
FUJITSU LTD69 citations96
US6009090ADec 28, 1999
Code multiplexing wireless apparatus
FUJITSU LTD67 citations96
US7551687B2Jun 23, 2009
Distortion compensating apparatus
FUJITSU LTD21 citations93
US7551905B2Jun 23, 2009
Distortion compensation apparatus
FUJITSU LTD21 citations93
US7106133B2Sep 12, 2006
Distortion compensator
FUJITSU LTD23 citations93
US7106249B2Sep 12, 2006
Phase calibration method and apparatus
FUJITSU LTD42 citations93
US7012969B2Mar 14, 2006
Distortion compensating apparatus
FUJITSU LTD44 citations93
US6980604B2Dec 27, 2005
Transmission device and transmission method
FUJITSU LTD47 citations93
US6907085B2Jun 14, 2005
Activation method of communications apparatus with a non-linear distortion compensation device
FUJITSU LTD36 citations93
US6864839B2Mar 8, 2005
Radio transceiver and method of controlling direction of radio-wave emission
FUJITSU LTD23 citations93
US6864745B2Mar 8, 2005
Distortion compensation device
FUJITSU LTD33 citations93
US6853631B1Feb 8, 2005
Code-division multiplex communication transmitting apparatus and receiving apparatus and method thereof
FUJITSU LTD53 citations93
US6717464B2Apr 6, 2004
Distortion compensating apparatus
FUJITSU LTD33 citations93
US6577273B2Jun 10, 2003
Radio transceiver and method of controlling direction of radio-wave emission
FUJITSU LTD18 citations93
US6496474B1Dec 17, 2002
Spread encoding device and method
FUJITSU LTD41 citations93
US6487193B1Nov 26, 2002
Path searched device and CDMA receiver with the same
FUJITSU LTD24 citations93
US6442218B1Aug 27, 2002
Demodulator
FUJITSU LTD39 citations93
US6650689B1Nov 18, 2003
Correlator and delay lock loop circuit
FUJITSU LTD22 citations92
US6359875B1Mar 19, 2002
CDMA receiving apparatus
FUJITSU LTD27 citations92
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
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
US7224720B2May 29, 2007
Correlator and delay lock loop circuit
FUJITSU LTD9 citations74
US7026991B2Apr 11, 2006
Radio transceiver and method of controlling direction of radio-wave emission
FUJITSU LTD8 citations74
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
US7391371B2Jun 24, 2008
Radio transceiver and method of controlling direction of radio-wave emission
FUJITSU LTD3 citations63
US6791965B2Sep 14, 2004
Code multiplexing transmitting apparatus
FUJITSU LTD2 citations63
US6275520B1Aug 14, 2001
Pseudo-noise generating apparatus
FUJITSU LTD6 citations63
NAGATANI KAZUO
1 patentISHIKAWA HIROYOSHI
1 patentFUDABA NOBUKAZU
1 patentShowing the top 50 of 73 patents by PatentIndex Score.