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Kohei Kiyoshima
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Communication device and random access control method
Patent number
11,277,866
Issue date
Mar 15, 2022
NTT DoCoMo, Inc.
Takayuki Isogawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User apparatus, base station and information reception method
Patent number
11,202,283
Issue date
Dec 14, 2021
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User device and measurement report transmitting method
Patent number
11,102,668
Issue date
Aug 24, 2021
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station and transmission method
Patent number
11,071,131
Issue date
Jul 20, 2021
NTT DoCoMo, Inc.
Takahiro Takiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User terminal, radio base station, and radio communication method
Patent number
10,938,505
Issue date
Mar 2, 2021
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Terminal and communication system
Patent number
10,892,855
Issue date
Jan 12, 2021
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User equipment, base station, and communication method
Patent number
10,785,755
Issue date
Sep 22, 2020
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station, base station, and communication control method
Patent number
10,757,705
Issue date
Aug 25, 2020
NTT DoCoMo, Inc.
Hiroshi Chin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User terminal, radio base station and radio communication method
Patent number
10,117,192
Issue date
Oct 30, 2018
NTT DoCoMo, Inc.
Kazuki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User apparatus and signal transmission control method
Patent number
10,028,315
Issue date
Jul 17, 2018
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station
Patent number
10,020,873
Issue date
Jul 10, 2018
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station for uplink carrier aggregation using component carriers
Patent number
9,986,536
Issue date
May 29, 2018
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station and radio base station
Patent number
9,906,976
Issue date
Feb 27, 2018
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User terminal radio base station and radio communication method
Patent number
9,781,705
Issue date
Oct 3, 2017
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication method, radio communication system, radio base...
Patent number
9,749,998
Issue date
Aug 29, 2017
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method and radio base station
Patent number
9,532,384
Issue date
Dec 27, 2016
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station that adjusts transmission timing for signal
Patent number
9,462,554
Issue date
Oct 4, 2016
NTT DoCoMo, Inc.
Kenichiro Aoyagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system, radio base station and communication me...
Patent number
9,456,394
Issue date
Sep 27, 2016
NTT DoCoMo, Inc.
Tatsuro Yajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication terminal, base station apparatus, radio communi...
Patent number
9,445,403
Issue date
Sep 13, 2016
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station and radio base station
Patent number
9,332,483
Issue date
May 3, 2016
NTT DoCoMo, Inc.
Kenichiro Aoyagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station and method
Patent number
8,965,437
Issue date
Feb 24, 2015
NTT DoCoMo, Inc.
Kohei Kiyoshima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station and method in mobile communication system
Patent number
8,954,085
Issue date
Feb 10, 2015
NTT DoCoMo, Inc.
Naoto Okubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio base station and mobile communication method
Patent number
8,842,627
Issue date
Sep 23, 2014
NTT DoCoMo, Inc.
Kohei Kiyoshima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio base station and mobile communication method
Patent number
8,724,569
Issue date
May 13, 2014
NTT DoCoMo, Inc.
Kohei Kiyoshima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station apparatus and method in mobile communication system
Patent number
8,687,657
Issue date
Apr 1, 2014
NTT DoCoMo, Inc.
Hiroyuki Ishii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
RADIO BASE STATION AND COMMUNICATION CONTROL METHOD
Publication number
20210184792
Publication date
Jun 17, 2021
NTT DoCoMo, Inc.
Naoto Ookubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION DEVICE AND RANDOM ACCESS CONTROL METHOD
Publication number
20200322992
Publication date
Oct 8, 2020
NTT DoCoMo, Inc.
Takayuki Isogawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER DEVICE AND MEASUREMENT REPORT TRANSMITTING METHOD
Publication number
20200015107
Publication date
Jan 9, 2020
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER DEVICE AND RADIO COMMUNICATION METHOD
Publication number
20190357071
Publication date
Nov 21, 2019
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER APPARATUS, BASE STATION, MEASUREMENT REQUIREMENT REPORTING MET...
Publication number
20190159051
Publication date
May 23, 2019
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO BASE STATION, REMOTE DEVICE, COMMUNICATION CONTROL METHOD
Publication number
20190110305
Publication date
Apr 11, 2019
NTT DoCoMo, Inc.
Naoto Ookubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER EQUIPMENT, BASE STATION, AND COMMUNICATION METHOD
Publication number
20190053221
Publication date
Feb 14, 2019
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION, BASE STATION, AND COMMUNICATION CONTROL METHOD
Publication number
20190037572
Publication date
Jan 31, 2019
NTT DoCoMo, Inc.
Hiroshi Chin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION AND TIMING CONTROL METHOD
Publication number
20180343633
Publication date
Nov 29, 2018
NTT DoCoMo, Inc.
Tooru UCHINO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION, USER APPARATUS, REFERENCE SIGNAL TRANSMISSION METHOD...
Publication number
20180323931
Publication date
Nov 8, 2018
NTT DoCoMo, Inc.
Kohei Kiyoshima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION AND TRANSMISSION METHOD
Publication number
20180279342
Publication date
Sep 27, 2018
NTT DoCoMo, Inc.
Takahiro Takiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER TERMINAL, RADIO BASE STATION, AND RADIO COMMUNICATION METHOD
Publication number
20180241500
Publication date
Aug 23, 2018
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER APPARATUS, BASE STATION AND INFORMATION RECEPTION METHOD
Publication number
20180139750
Publication date
May 17, 2018
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER TERMINAL, RADIO BASE STATION AND RADIO COMMUNICATION METHOD
Publication number
20180109971
Publication date
Apr 19, 2018
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TERMINAL AND COMMUNICATION SYSTEM
Publication number
20170264398
Publication date
Sep 14, 2017
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER TERMINAL, RADIO BASE STATION AND RADIO COMMUNICATION METHOD
Publication number
20170099635
Publication date
Apr 6, 2017
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER APPARATUS AND SIGNAL TRANSMISSION CONTROL METHOD
Publication number
20170034870
Publication date
Feb 2, 2017
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION, BASE STATION, AND COMMUNICATION CONTROL METHOD
Publication number
20170013623
Publication date
Jan 12, 2017
NTT DoCoMo, Inc.
Hiroshi Chin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER APPARATUS, BASE STATION, AND CARRIER AGGREGATION CONTROL METHOD
Publication number
20160353442
Publication date
Dec 1, 2016
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER TERMINAL, RADIO BASE STATION AND RADIO COMMUNICATION METHOD
Publication number
20160337984
Publication date
Nov 17, 2016
NTT DoCoMo, Inc.
Kazuki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION
Publication number
20160173188
Publication date
Jun 16, 2016
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO BASE STATION AND MOBILE STATION
Publication number
20160174246
Publication date
Jun 16, 2016
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION AND RADIO BASE STATION
Publication number
20160057650
Publication date
Feb 25, 2016
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER TERMINAL RADIO BASE STATION AND RADIO COMMUNICATION METHOD
Publication number
20150327230
Publication date
Nov 12, 2015
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION AND RADIO BASE STATION
Publication number
20150264679
Publication date
Sep 17, 2015
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION AND RADIO BASE STATION
Publication number
20150257093
Publication date
Sep 10, 2015
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO ACCESS NETWORK APPARATUS
Publication number
20150237489
Publication date
Aug 20, 2015
NTT DoCoMo, Inc.
Kenichiro Aoyagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION
Publication number
20150215988
Publication date
Jul 30, 2015
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION AND CONTROL METHOD IN MOBILE COMMUNICATIONS SYSTEM
Publication number
20150195751
Publication date
Jul 9, 2015
NTT DoCoMo, Inc.
Kenichiro Aoyagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO COMMUNICATION METHOD, RADIO COMMUNICATION SYSTEM, RADIO BASE...
Publication number
20150195830
Publication date
Jul 9, 2015
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE