Inventor
JITSUKAWA DAISUKE
JP43 patents
⚠️ This page may combine multiple inventors who share the name “JITSUKAWA DAISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
32 patentsUS7808884B2Oct 5, 2010
Pilot signal transmission method and mobile communication system
FUJITSU LTD31 citations92
US7869463B2Jan 11, 2011
Transmitting apparatus and receiving apparatus for controlling retransmission of communication data and information communication method using the same
FUJITSU LTD10 citations84
US7826346B2Nov 2, 2010
Multiple-input multiple-output transmission system
FUJITSU LTD10 citations84
US7860057B2Dec 28, 2010
Radio transmission apparatus and method of inserting guard interval
FUJITSU LTD7 citations74
US7209512B2Apr 24, 2007
CDMA receiver, and searcher in a CDMA receiver
FUJITSU LTD9 citations74
US7003415B2Feb 21, 2006
Delay profile estimation apparatus and a correlating unit
FUJITSU LTD8 citations74
US9974106B2May 15, 2018
Base station apparatus, mobile station apparatus, radio communication system, communication control method of base station apparatus, and communication control method of mobile station apparatus
FUJITSU LTD2 citations73
US9277414B2Mar 1, 2016
Wireless communication system, base station, and mobile station
FUJITSU LTD2 citations63
US7924784B2Apr 12, 2011
Feedback control method and apparatus in closed-loop transmit diversity
FUJITSU LTD2 citations63
US7386031B2Jun 10, 2008
Mulitcarrier CDMA transmission system and transmission method
FUJITSU LTD4 citations63
US10917155B2Feb 9, 2021
Mobile station, base station, and communication control method
FUJITSU LTD0 citations62
US10498468B2Dec 3, 2019
Base station, wireless communication system, and calibration method of wireless communication system
FUJITSU LTD1 citations62
US9408088B2Aug 2, 2016
Wireless communication system and wireless communication method
FUJITSU LTD2 citations62
US7613977B2Nov 3, 2009
Retransmission control method and transmitter in wireless communication system
FUJITSU LTD3 citations62
US12308931B2May 20, 2025
Communication apparatus, wireless communication system, and transmission rank switching method
FUJITSU LTD0 citations61
US10608717B2Mar 31, 2020
Transmission control device, radiocommunication system, and calibration method
FUJITSU LTD0 citations52
US10581642B2Mar 3, 2020
Transmission control device, radio communication system, and radio resource allocation method
FUJITSU LTD0 citations52
US10439697B2Oct 8, 2019
Mobile station, base station, and communication control method
FUJITSU LTD0 citations52
US10165563B2Dec 25, 2018
Base station, wireless terminal and wireless communication system
FUJITSU LTD0 citations52
US10153929B2Dec 11, 2018
Transmission device, reception device, transmission method, and reception method
FUJITSU LTD0 citations52
US9730209B2Aug 8, 2017
Communication terminal device, base station device, and communication system
FUJITSU LTD0 citations52
US9622185B2Apr 11, 2017
Wireless communication method, wireless communication system, wireless station, and wireless terminal for adjusting transmission power
FUJITSU LTD1 citations52
US9451556B2Sep 20, 2016
Communication system, communication terminal, and reference signal transmission method
FUJITSU LTD1 citations52
US10721718B2Jul 21, 2020
Transmission method, base station apparatus, and wireless communication system
FUJITSU LTD0 citations42
US10523298B2Dec 31, 2019
Method for controlling wireless communication, wireless communication system, reception device, and transmission device
FUJITSU LTD0 citations42
US9954634B2Apr 24, 2018
Wireless communication method, and wireless communication apparatus
FUJITSU LTD0 citations42
US9876551B2Jan 23, 2018
Mobile station and reporting method
FUJITSU LTD0 citations42
US9730212B2Aug 8, 2017
Method for wireless communication, wireless station, mobile terminal, and wireless communication system
FUJITSU LTD0 citations42
US9730191B2Aug 8, 2017
Wireless communication system, base station, mobile station and wireless communication method
FUJITSU LTD0 citations42
US9237558B2Jan 12, 2016
Wireless communication system, base station, mobile station, and wireless communication method
FUJITSU LTD0 citations42
US9198166B2Nov 24, 2015
Wireless communication system, base station, mobile station, and wireless communication method
FUJITSU LTD0 citations42
US10148471B2Dec 4, 2018
Communication apparatus, communication method and communication system
FUJITSU LTD0 citations38
JITSUKAWA DAISUKE
6 patentsUS8276026B2Sep 25, 2012
Transmission apparatus, reception apparatus, and transmission/reception method for same
JITSUKAWA DAISUKE9 citations83
US8661307B2Feb 25, 2014
Transmitter device, communication system, and communication method
JITSUKAWA DAISUKE4 citations72
US8634372B2Jan 21, 2014
Pilot signal transmission method and mobile communication system
JITSUKAWA DAISUKE4 citations72
US8630359B2Jan 14, 2014
Radio transmission method, radio reception method, radio transmission apparatus and radio reception apparatus
JITSUKAWA DAISUKE3 citations62
US8842748B2Sep 23, 2014
Digital mobile communication system and transmission/reception method thereof
JITSUKAWA DAISUKE0 citations41
US8660228B2Feb 25, 2014
Communication system, information transmission method, code setting method, base station, and mobile station
JITSUKAWA DAISUKE0 citations41