Inventor · disambiguated record
Daisuke Jitsukawa
Also filed as: JITSUKAWA DAISUKE
43 granted patents·19 pending applications·117 citations·filing 2002–2023
96Inventor score
Top patents by PatentIndex Score
62 records- 0196US7808884B2Pilot signal transmission method and mobile communication systemFUJITSU LTD·Filed 2007·Granted Oct 5, 2010·31 cites·11 claims
- 0285US7826346B2Multiple-input multiple-output transmission systemFUJITSU LTD·Filed 2005·Granted Nov 2, 2010·10 cites·12 claims
- 0383US7869463B2Transmitting apparatus and receiving apparatus for controlling retransmission of communication data and information communication method using the sameFUJITSU LTD·Filed 2008·Granted Jan 11, 2011·10 cites·18 claims
- 0480US8634372B2Pilot signal transmission method and mobile communication systemJITSUKAWA DAISUKE·Filed 2010·Granted Jan 21, 2014·4 cites·10 claims
- 0580US8276026B2Transmission apparatus, reception apparatus, and transmission/reception method for sameJITSUKAWA DAISUKE·Filed 2007·Granted Sep 25, 2012·9 cites·18 claims
- 0677US7860057B2Radio transmission apparatus and method of inserting guard intervalFUJITSU LTD·Filed 2006·Granted Dec 28, 2010·7 cites·20 claims
- 0775US9974106B2Base station apparatus, mobile station apparatus, radio communication system, communication control method of base station apparatus, and communication control method of mobile station apparatusFUJITSU LTD·Filed 2016·Granted May 15, 2018·2 cites·14 claims
- 0875US8661307B2Transmitter device, communication system, and communication methodJITSUKAWA DAISUKE·Filed 2011·Granted Feb 25, 2014·4 cites·6 claims
- 0974US10595194B2Wireless communications system, base station, terminal, and process methodFUJITSU CONNECTED TECH LTD·Filed 2019·Granted Mar 17, 2020·1 cites·8 claims
- 1071US9408088B2Wireless communication system and wireless communication methodFUJITSU LTD·Filed 2013·Granted Aug 2, 2016·2 cites·3 claims
- 1171US8514739B2Wireless communication device and wireless communication methodSHIIZAKI KOTARO·Filed 2011·Granted Aug 20, 2013·2 cites·3 claims
- 1268US10498468B2Base station, wireless communication system, and calibration method of wireless communication systemFUJITSU LTD·Filed 2017·Granted Dec 3, 2019·1 cites·15 claims
- 1368US9277414B2Wireless communication system, base station, and mobile stationFUJITSU LTD·Filed 2014·Granted Mar 1, 2016·2 cites·11 claims
- 1467US7613977B2Retransmission control method and transmitter in wireless communication systemFUJITSU LTD·Filed 2006·Granted Nov 3, 2009·3 cites·13 claims
- 1567US7209512B2CDMA receiver, and searcher in a CDMA receiverFUJITSU LTD·Filed 2002·Granted Apr 24, 2007·9 cites·10 claims
- 1666US8630359B2Radio transmission method, radio reception method, radio transmission apparatus and radio reception apparatusJITSUKAWA DAISUKE·Filed 2006·Granted Jan 14, 2014·3 cites·15 claims
- 1765US9451556B2Communication system, communication terminal, and reference signal transmission methodFUJITSU LTD·Filed 2016·Granted Sep 20, 2016·1 cites·8 claims
- 1864US12308931B2Communication apparatus, wireless communication system, and transmission rank switching methodFUJITSU LTD·Filed 2023·Granted May 20, 2025·0 cites·11 claims
- 1964US7003415B2Delay profile estimation apparatus and a correlating unitFUJITSU LTD·Filed 2004·Granted Feb 21, 2006·8 cites·11 claims
- 2063US9622185B2Wireless communication method, wireless communication system, wireless station, and wireless terminal for adjusting transmission powerFUJITSU LTD·Filed 2015·Granted Apr 11, 2017·1 cites·9 claims
- 2162US8842699B2Wireless communication system and retransmission methodSHIIZAKI KOTARO·Filed 2010·Granted Sep 23, 2014·1 cites·14 claims
- 2260US7386031B2Mulitcarrier CDMA transmission system and transmission methodFUJITSU LTD·Filed 2004·Granted Jun 10, 2008·4 cites·4 claims
- 2359US10917155B2Mobile station, base station, and communication control methodFUJITSU LTD·Filed 2019·Granted Feb 9, 2021·0 cites·11 claims
- 2453US10327132B2Wireless communications system, base station, terminal, and process methodFUJITSU CONNECTED TECH LTD·Filed 2016·Granted Jun 18, 2019·0 cites·20 claims
- 2553US8542575B2Multiple-input multiple-output transmission systemSEKI HIROYUKI·Filed 2009·Granted Sep 24, 2013·0 cites·3 claims
- 2653US2009016461A1Base station and mimo-ofdm communication method thereofFUJITSU LTD·Filed 2008·Application pending·0 cites
- 2752US7924784B2Feedback control method and apparatus in closed-loop transmit diversityFUJITSU LTD·Filed 2004·Granted Apr 12, 2011·2 cites·11 claims
- 2851US10581642B2Transmission control device, radio communication system, and radio resource allocation methodFUJITSU LTD·Filed 2018·Granted Mar 3, 2020·0 cites·10 claims
- 2951US2011058592A1Multicarrier cdma transmission system and transmission methodFUJITSU LTD·Filed 2008·Application pending·0 cites
- 3050US2013251059A1Base station and mimo-ofdm communication method thereofFUJITSU LTD·Filed 2013·Application pending·0 cites
- 3150US2007217388A1Wireless communication device and wireless communication methodFUJITSU LTD·Filed 2006·Application pending·0 cites
- 3249US10439697B2Mobile station, base station, and communication control methodFUJITSU LTD·Filed 2015·Granted Oct 8, 2019·0 cites·5 claims
- 3348US10721718B2Transmission method, base station apparatus, and wireless communication systemFUJITSU LTD·Filed 2019·Granted Jul 21, 2020·0 cites·6 claims
- 3448US10608717B2Transmission control device, radiocommunication system, and calibration methodFUJITSU LTD·Filed 2017·Granted Mar 31, 2020·0 cites·6 claims
- 3548US9730191B2Wireless communication system, base station, mobile station and wireless communication methodFUJITSU LTD·Filed 2013·Granted Aug 8, 2017·0 cites·19 claims
- 3648US8842748B2Digital mobile communication system and transmission/reception method thereofJITSUKAWA DAISUKE·Filed 2008·Granted Sep 23, 2014·0 cites·12 claims
- 3746US10165563B2Base station, wireless terminal and wireless communication systemFUJITSU LTD·Filed 2016·Granted Dec 25, 2018·0 cites·17 claims
- 3845US10153929B2Transmission device, reception device, transmission method, and reception methodFUJITSU LTD·Filed 2015·Granted Dec 11, 2018·0 cites·14 claims
- 3945US9730209B2Communication terminal device, base station device, and communication systemFUJITSU LTD·Filed 2015·Granted Aug 8, 2017·0 cites·5 claims
- 4045US9237558B2Wireless communication system, base station, mobile station, and wireless communication methodFUJITSU LTD·Filed 2013·Granted Jan 12, 2016·0 cites·16 claims
- 4145US9198166B2Wireless communication system, base station, mobile station, and wireless communication methodFUJITSU LTD·Filed 2013·Granted Nov 24, 2015·0 cites·17 claims
- 4245US2014362802A1Wireless communication system, wireless terminal, wireless base station, and wireless communication methodFUJITSU LTD·Filed 2014·Application pending·0 cites
- 4344US9730212B2Method for wireless communication, wireless station, mobile terminal, and wireless communication systemFUJITSU LTD·Filed 2012·Granted Aug 8, 2017·0 cites·16 claims
- 4444US2005014474A1Transmission diversity communication systemFiled 2004·Application pending·0 cites
- 4544US2014204921A1Wireless communication system, base station, and mobile stationFUJITSU LTD·Filed 2014·Application pending·0 cites
- 4643US8660228B2Communication system, information transmission method, code setting method, base station, and mobile stationJITSUKAWA DAISUKE·Filed 2011·Granted Feb 25, 2014·0 cites·18 claims
- 4743US2008123583A1Repeat request control apparatusSHIIZAKI KOTARO·Filed 2007·Application pending·0 cites
- 4843US2004162021A1Transmitting deversity systemFiled 2003·Application pending·0 cites
- 4943US2006285599A1Receiver for orthogonal frequency division multiplexing transmissionSEKI HIROYUKI·Filed 2006·Application pending·0 cites
- 5041US10523298B2Method for controlling wireless communication, wireless communication system, reception device, and transmission deviceFUJITSU LTD·Filed 2017·Granted Dec 31, 2019·0 cites·12 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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