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Kenzaburo Fujishima
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Base station and wireless communication system
Patent number
10,375,688
Issue date
Aug 6, 2019
Godo Kaisha IP Bridge 1
Go Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication base station and wireless communication method
Patent number
9,350,830
Issue date
May 24, 2016
Hitachi, Ltd.
Shigenori Hayase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system with multiple base stations cooperati...
Patent number
9,320,042
Issue date
Apr 19, 2016
Hitachi, Ltd.
Go Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, base station, and wireless communica...
Patent number
9,203,575
Issue date
Dec 1, 2015
Hitachi, Ltd.
Yunjian Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Broadband wireless communication resource assigning method, base st...
Patent number
9,143,269
Issue date
Sep 22, 2015
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system, radio communication method, base statio...
Patent number
9,008,727
Issue date
Apr 14, 2015
Hitachi, Ltd.
Mikio Kuwahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system, base station, and interference manageme...
Patent number
8,989,157
Issue date
Mar 24, 2015
Hitachi, Ltd.
Hitoshi Ishida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device and method for base stations dynamic clustering in mobile co...
Patent number
8,942,757
Issue date
Jan 27, 2015
Hitachi, Ltd.
Yunjian Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system and base station
Patent number
8,897,161
Issue date
Nov 25, 2014
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless base station for controlling antenna transmission power
Patent number
8,891,390
Issue date
Nov 18, 2014
Hitachi, Ltd.
Hajime Kanzaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system, base station apparatus, and radio commu...
Patent number
8,891,417
Issue date
Nov 18, 2014
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distributed antenna system, allocation of distributed antennas, bas...
Patent number
8,792,444
Issue date
Jul 29, 2014
Hitachi, Ltd.
Hitoshi Ishida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Timing adjustment method, receiving station, and transmitting stati...
Patent number
8,787,146
Issue date
Jul 22, 2014
Hitachi, Ltd.
Satoshi Tamaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Broadband wireless communication resource assigning method, base st...
Patent number
8,787,321
Issue date
Jul 22, 2014
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication method with packet scheduling
Patent number
8,744,456
Issue date
Jun 3, 2014
Hitachi, Ltd.
Mikio Kuwahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station, wireless communication system, wireless resource allo...
Patent number
8,675,588
Issue date
Mar 18, 2014
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communications system
Patent number
8,447,311
Issue date
May 21, 2013
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, radio base station apparatus and rad...
Patent number
8,340,018
Issue date
Dec 25, 2012
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication method
Patent number
8,335,529
Issue date
Dec 18, 2012
Hitachi, Ltd.
Masanori Taira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication method and radio base transmission station
Patent number
8,315,671
Issue date
Nov 20, 2012
Hitachi, Ltd.
Mikio Kuwahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Broadband wireless communication resource assigning method, base st...
Patent number
8,290,001
Issue date
Oct 16, 2012
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station and wireless communication system
Patent number
8,150,445
Issue date
Apr 3, 2012
Hitachi, Ltd.
Keisuke Takeuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless data communication method for a base station using a commo...
Patent number
8,111,681
Issue date
Feb 7, 2012
Hitachi, Ltd.
Masanori Taira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication equipment which receives OFDM signal, OFDM-based wire...
Patent number
8,089,857
Issue date
Jan 3, 2012
Hitachi, Ltd.
Keisuke Takeuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication method and radio base transmission station
Patent number
8,000,745
Issue date
Aug 16, 2011
Hitachi, Ltd.
Mikio Kuwahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Wireless data communication method for a base station using a commo...
Patent number
7,990,942
Issue date
Aug 2, 2011
Hitachi, Ltd.
Masanori Taira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless base station using weighting elements of an array antenna
Patent number
7,751,381
Issue date
Jul 6, 2010
Hitachi, Ltd.
Mikio Kuwahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system
Patent number
7,639,984
Issue date
Dec 29, 2009
Hitachi Communication Technologies, Ltd.
Koki Uwano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication method with data rate selected based on inte...
Patent number
7,627,298
Issue date
Dec 1, 2009
Hitachi Communication Technologies, Ltd.
Masanori Taira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for controlling multiplex number in spatial do...
Patent number
7,620,002
Issue date
Nov 17, 2009
Hitachi Communication Technologies, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, SERVE AND BASE STATION
Publication number
20160323421
Publication date
Nov 3, 2016
Hitachi, Ltd
Yoshiki SAKURAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Base Station and Wireless Communication System
Publication number
20160198458
Publication date
Jul 7, 2016
Hitachi, Ltd
Go Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD, AND W...
Publication number
20160057674
Publication date
Feb 25, 2016
Hitachi, Ltd
Eriko TAKEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION APPARATUS AND WIRELESS COMMUNICATION SYSTEM
Publication number
20150036624
Publication date
Feb 5, 2015
Hitachi, Ltd
Kenzaburo FUJISHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Broadband Wireless Communication Resource Assigning Method, Base St...
Publication number
20140293920
Publication date
Oct 2, 2014
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION METHOD WITH PACKET SCHEDULING
Publication number
20140226619
Publication date
Aug 14, 2014
Hitachi, Ltd
Mikio KUWAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE-STATION DEVICE AND COMMUNICATION METHOD
Publication number
20140219125
Publication date
Aug 7, 2014
Hitachi, Ltd
Yunjian Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION BASE STATION AND WIRELESS COMMUNICATION METHOD
Publication number
20140201754
Publication date
Jul 17, 2014
Hitachi, Ltd
Shigenori HAYASE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, BASE STATION, AND WIRELESS COMMUNICA...
Publication number
20130331110
Publication date
Dec 12, 2013
Yunjian Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO COMMUNICATION SYSTEM, BASE STATION, AND INTERFERENCE MANAGEME...
Publication number
20130272274
Publication date
Oct 17, 2013
Hitachi, Ltd
Hitoshi ISHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM
Publication number
20130201896
Publication date
Aug 8, 2013
Hitachi, Ltd.
Go Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISTRIBUTED ANTENNA SYSTEM AND WIRELESS COMMUNICATION METHOD USED I...
Publication number
20130128760
Publication date
May 23, 2013
Hitachi, Ltd.
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, RADIO BASE STATION APPARATUS AND RAD...
Publication number
20130114458
Publication date
May 9, 2013
Hitachi, Ltd
Kenzaburo FUJISHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM AND BASE STATION
Publication number
20130070625
Publication date
Mar 21, 2013
Hitachi, Ltd.
Kenzaburo FUJISHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BROADBAND WIRELESS COMMUNICATION RESOURCE ASSIGNING METHOD, BASE ST...
Publication number
20130003883
Publication date
Jan 3, 2013
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION METHOD, BASE STATIO...
Publication number
20130005403
Publication date
Jan 3, 2013
Hitachi, Ltd.
MIKIO KUWAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Distributed Antenna System, Allocation of Distributed Antennas, Bas...
Publication number
20120314665
Publication date
Dec 13, 2012
Hitachi, Ltd
Hitoshi ISHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RADIO COMMUNICATION SYSTEM, BASE STATION APPARATUS, AND RADIO COMMU...
Publication number
20120243513
Publication date
Sep 27, 2012
Hitachi, Ltd
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM HAVING RELAY DEVICE, AND METHOD FOR S...
Publication number
20120213148
Publication date
Aug 23, 2012
Hitachi, Ltd
Toshiyuki Saito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISTRIBUTED ANTENNA SYSTEM BASE STATION AND RADIO RESOURCE CONTROL...
Publication number
20120208581
Publication date
Aug 16, 2012
Hitachi, Ltd
Hitoshi ISHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS BASE STATION FOR CONTROLLING ANTENNA TRANSMISSION POWER
Publication number
20120140658
Publication date
Jun 7, 2012
Hitachi, Ltd.
Hajime KANZAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION, WIRELESS COMMUNICATION SYSTEM, WIRELESS RESOURCE ALLO...
Publication number
20120127888
Publication date
May 24, 2012
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MIMO RECEIVING METHOD
Publication number
20120121045
Publication date
May 17, 2012
Hitachi, Ltd.
Mikio Kuwahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DEVICE AND METHOD FOR BASE STATIONS DYNAMIC CLUSTERING IN MOBILE CO...
Publication number
20120094710
Publication date
Apr 19, 2012
Hitachi, Ltd
Yunjian Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio communication method and radio base transmission station
Publication number
20110299464
Publication date
Dec 8, 2011
Hitachi, Ltd.
Mikio Kuwahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Wireless Communication System and Communication Control Method
Publication number
20110287791
Publication date
Nov 24, 2011
HITACHI LTD
Kenzaburo Fujishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Base Station and Wireless Communication System
Publication number
20110287798
Publication date
Nov 24, 2011
HITACHI, LTD.
Go Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS DATA COMMUNICATION METHOD FOR A BASE STATION USING A COMMO...
Publication number
20110170492
Publication date
Jul 14, 2011
Masanori Taira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION METHOD
Publication number
20110151912
Publication date
Jun 23, 2011
Masanori Taira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless Communication System, Wireless Communication Device, and W...
Publication number
20110134876
Publication date
Jun 9, 2011
Hitachi, Ltd
May Takada
H04 - ELECTRIC COMMUNICATION TECHNIQUE