Inventor
KOBAYAKAWA SHUJI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “KOBAYAKAWA SHUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
21 patentsUS6385181B1May 7, 2002
Array antenna system of wireless base station
FUJITSU LTD157 citations99
US6064338AMay 16, 2000
Array antenna system of wireless base station
FUJITSU LTD196 citations99
US6032026AFeb 29, 2000
Signal to interference power ratio measuring apparatus and signal to interference power ratio measuring method as well as transmission power controlling method under CDMA communication system
FUJITSU LTD131 citations99
US6347220B1Feb 12, 2002
Multiple-beam antenna system of wireless base station
FUJITSU LTD89 citations98
US6192067B1Feb 20, 2001
Multistage interference canceller
FUJITSU LTD145 citations98
US6157685ADec 5, 2000
Interference canceller equipment and interference cancelling method for use in a multibeam-antenna communication system
FUJITSU LTD90 citations98
US5287069AFeb 15, 1994
Constant-amplitude wave combination type amplifier
FUJITSU LTD140 citations97
US5264807ANov 23, 1993
High frequency power amplifier with high efficiency and low distortion
FUJITSU LTD118 citations97
US6304624B1Oct 16, 2001
Coherent detecting method using a pilot symbol and a tentatively determined data symbol, a mobile communication receiver and an interference removing apparatus using the coherent detecting method
FUJITSU LTD54 citations96
US6058318AMay 2, 2000
Radio base station in cellular mobile communication system
FUJITSU LTD67 citations96
US6904076B1Jun 7, 2005
Interference canceller device and radio communication device
FUJITSU LTD37 citations92
US6493379B1Dec 10, 2002
Arrival direction estimation method using an array antenna and DS-CDMA receiver unit using the method
FUJITSU LTD27 citations92
US6473451B1Oct 29, 2002
Signal to interference power ratio measuring apparatus and signal to interference power ratio measuring method as well as transmission power controlling method under CDMA communication system
FUJITSU LTD32 citations92
US6208294B1Mar 27, 2001
Array antenna receiving device
FUJITSU LTD35 citations92
US6614766B1Sep 2, 2003
Interference canceller
FUJITSU LTD17 citations84
US6549527B1Apr 15, 2003
Radio receiver and despreader
FUJITSU LTD16 citations84
US6317611B1Nov 13, 2001
Communication device with adaptive antenna
FUJITSU LTD15 citations84
US6654618B2Nov 25, 2003
Variation compensating unit
FUJITSU LTD12 citations74
US7409227B2Aug 5, 2008
Radio apparatus
FUJITSU LTD5 citations63
US6947718B2Sep 20, 2005
Deviation compensation apparatus
FUJITSU LTD2 citations63
US5095283AMar 10, 1992
Amplifier circuit having feedback circuit
FUJITSU LTD1 citations52
KOBAYAKAWA SHUJI
2 patentsUS8774732B2Jul 8, 2014
Wireless device, wireless communication system, and wireless communication method
KOBAYAKAWA SHUJI10 citations82
US8155668B2Apr 10, 2012
Radio communication apparatus, position measurement method for radio communication apparatus, and radio communication system
KOBAYAKAWA SHUJI2 citations60