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Takatoshi Sugiyama
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Musashino-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Wireless communication system, transmitting device, receiving devic...
Patent number
9,294,251
Issue date
Mar 22, 2016
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relay station, wireless relay system, and access control method in...
Patent number
8,982,770
Issue date
Mar 17, 2015
Nippon Telegraph and Telephone Corporation
Takatoshi Sugiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, wireless relay station apparatus, wi...
Patent number
8,914,714
Issue date
Dec 16, 2014
Nippon Telegraph and Telephone Corporation
Nobuaki Otsuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control station device, transmitting station device, communication...
Patent number
8,798,024
Issue date
Aug 5, 2014
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system, transmitting device, receiving device, transm...
Patent number
8,792,359
Issue date
Jul 29, 2014
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system and wireless communication method
Patent number
8,644,404
Issue date
Feb 4, 2014
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reception device and reception method
Patent number
8,594,255
Issue date
Nov 26, 2013
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Directivity control system, control device, cooperative station dev...
Patent number
8,554,149
Issue date
Oct 8, 2013
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reception method and reception device
Patent number
8,516,328
Issue date
Aug 20, 2013
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless resource assigning apparatus and wireless resource assigni...
Patent number
8,379,577
Issue date
Feb 19, 2013
NTT DoCoMo, Inc.
Masashige Shirakabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, interference cancelling station, and...
Patent number
8,369,789
Issue date
Feb 5, 2013
Nippon Telegraph and Telphone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication control device, radio communication control sys...
Patent number
8,249,578
Issue date
Aug 21, 2012
NTT DoCoMo, Inc.
Kengo Yagyu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless control apparatus and communication method
Patent number
8,229,418
Issue date
Jul 24, 2012
NTT DoCoMo, Inc.
Shinichi Mori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication terminal and wireless communication method
Patent number
8,149,864
Issue date
Apr 3, 2012
NTT DoCoMo, Inc.
Akira Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station apparatus and radio communication parameter setting me...
Patent number
8,149,798
Issue date
Apr 3, 2012
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication terminal and wireless communication method
Patent number
8,130,784
Issue date
Mar 6, 2012
NTT DoCoMo, Inc.
Akira Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication terminal and wireless communication method
Patent number
8,054,852
Issue date
Nov 8, 2011
NTT DoCoMo, Inc.
Akira Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio transceiver and radio transmitting method
Patent number
7,855,994
Issue date
Dec 21, 2010
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency band allocation device and method
Patent number
7,826,850
Issue date
Nov 2, 2010
NTT DoCoMo, Inc.
Naoto Matoba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication control device and communication control method
Patent number
7,804,797
Issue date
Sep 28, 2010
NTT DoCoMo, Inc.
Shinichi Mori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station and communications method for storing base station inf...
Patent number
7,764,975
Issue date
Jul 27, 2010
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication device and wireless communication method
Patent number
7,738,481
Issue date
Jun 15, 2010
NTT DoCoMo, Inc.
Kei Igarashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio base station and method of detecting overlap of radio communi...
Patent number
7,734,312
Issue date
Jun 8, 2010
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station apparatus, mobile station apparatus, and radio communi...
Patent number
7,697,936
Issue date
Apr 13, 2010
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency band allocation device and method
Patent number
7,689,186
Issue date
Mar 30, 2010
NTT DoCoMo, Inc.
Naoto Matoba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio receiver and radio signal receiving method
Patent number
7,672,221
Issue date
Mar 2, 2010
NTT DoCoMo, Inc.
Hiromasa Fuji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Controller and transmission and reception method for radio communic...
Patent number
7,616,554
Issue date
Nov 10, 2009
NTT DoCoMo, Inc.
Takahiro Asai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmitter and transmission control method used in random access c...
Patent number
7,609,752
Issue date
Oct 27, 2009
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiband mobile communication system and transmitter used therein
Patent number
7,502,341
Issue date
Mar 10, 2009
NTT DoCoMo, Inc.
Naoto Matoba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
OFDM communication method and OFDM communication device
Patent number
7,463,577
Issue date
Dec 9, 2008
Panasonic Corporation
Hiroaki Sudo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, TRANSMITTING DEVICE, RECEIVING DEVIC...
Publication number
20130308591
Publication date
Nov 21, 2013
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, WIRELESS RELAY STATION APPARATUS, WI...
Publication number
20120239997
Publication date
Sep 20, 2012
Nippon Telegraph and Telephone Corporation
Nobuaki Otsuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ACCESS CONTROL SYSTEM, ACCESS CONTROL METHOD, RELAY STATION APPARAT...
Publication number
20120201193
Publication date
Aug 9, 2012
Nippon Telegraph and Telephone Corporation
Takatoshi Sugiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, TRANSMITTING DEVICE, RECEIVING DEVICE, TRANSM...
Publication number
20110249569
Publication date
Oct 13, 2011
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNICATION METHOD
Publication number
20110243268
Publication date
Oct 6, 2011
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROL STATION DEVICE, TRANSMITTING STATION DEVICE, COMMUNICATION...
Publication number
20110211646
Publication date
Sep 1, 2011
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RECEPTION DEVICE AND RECEPTION METHOD
Publication number
20110129047
Publication date
Jun 2, 2011
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RECEPTION METHOD AND RECEPTION DEVICE
Publication number
20110107171
Publication date
May 5, 2011
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIRECTIVITY CONTROL SYSTEM, CONTROL DEVICE, COOPERATIVE STATION DEV...
Publication number
20100317310
Publication date
Dec 16, 2010
NIPPON TELEGRAPH AND TELEPHINE CORPORATION
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, INTERFERENCE CANCELLING STATION, AND...
Publication number
20100291877
Publication date
Nov 18, 2010
Nippon Telegraph and Telephone Corporation
Jun Mashino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION TERMINAL AND WIRELESS COMMUNICATION METHOD
Publication number
20100150074
Publication date
Jun 17, 2010
NTT DoCoMo, Inc.
Akira Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION TERMINAL AND WIRELESS COMMUNICATION METHOD
Publication number
20100142451
Publication date
Jun 10, 2010
NTT DoCoMo, Inc.
Akira Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication Control Device and Communication Control Method
Publication number
20080056177
Publication date
Mar 6, 2008
NTT DoCoMo, Inc.
Shinichi MORI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO COMMUNICATION CONTROL DEVICE, RADIO COMMUNICATION CONTROL SYS...
Publication number
20080032684
Publication date
Feb 7, 2008
NTT DoCoMo, Inc.
Kengo Yagyu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION AND COMMUNICATIONS METHOD
Publication number
20070249344
Publication date
Oct 25, 2007
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO BASE STATION AND METHOD OF DETECTING OVERLAP OF RADIO COMMUNI...
Publication number
20070232313
Publication date
Oct 4, 2007
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATIONS SYSTEM, BASE STATION, MEASUREMENT APPARATUS...
Publication number
20070218914
Publication date
Sep 20, 2007
NTT DoCoMo, Inc.
Shinichi Mori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION TERMINAL AND WIRELESS COMMUNICATION METHOD
Publication number
20070201505
Publication date
Aug 30, 2007
NTT DoCoMo, Inc.
Akira Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD
Publication number
20070183326
Publication date
Aug 9, 2007
NTT DoCoMo, Inc.
Kei Igarashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Base station apparatus and radio communication parameter setting me...
Publication number
20070093267
Publication date
Apr 26, 2007
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Base station apparatus, mobile station apparatus, and radio communi...
Publication number
20070093268
Publication date
Apr 26, 2007
NTT DoCoMo, Inc.
Hiroyuki Hosono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless control apparatus and communication method
Publication number
20070021151
Publication date
Jan 25, 2007
NTT DoCoMo, Inc.
Shinichi Mori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio receiver and radio signal receiving method
Publication number
20070002728
Publication date
Jan 4, 2007
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio transceiver and radio transmitting method
Publication number
20060274777
Publication date
Dec 7, 2006
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Controller and transmission and reception method for radio communic...
Publication number
20060209746
Publication date
Sep 21, 2006
NTT DoCoMo, Inc.
Takahiro Asai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless resource assigning apparatus and wireless resource assigni...
Publication number
20060203723
Publication date
Sep 14, 2006
NTT DoCoMo, Inc.
Masashige Shirakabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmitter and transmission control method used in random access c...
Publication number
20060198455
Publication date
Sep 7, 2006
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Frequency band allocation device and method
Publication number
20060160551
Publication date
Jul 20, 2006
NTT DoCoMo, Inc.
Naoto Matoba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Frequency band allocation device and method
Publication number
20060063533
Publication date
Mar 23, 2006
NTT DoCoMo, Inc.
Naoto Matoba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multiband mobile communication system and transmitter used therein
Publication number
20060063543
Publication date
Mar 23, 2006
NTT DoCoMo, Inc.
Naoto Matoba
H04 - ELECTRIC COMMUNICATION TECHNIQUE