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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Mobile terminal device and radio base station apparatus
Patent number
9,398,590
Issue date
Jul 19, 2016
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio relay station, radio base station and radio communication met...
Patent number
9,306,679
Issue date
Apr 5, 2016
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station apparatus, mobile station apparatus and control inform...
Patent number
9,184,811
Issue date
Nov 10, 2015
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Feedback method and mobile terminal apparatus
Patent number
9,136,922
Issue date
Sep 15, 2015
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Feedback method, mobile terminal apparatus and radio base station a...
Patent number
9,001,874
Issue date
Apr 7, 2015
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station apparatus and channel information feedback method
Patent number
8,964,870
Issue date
Feb 24, 2015
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Feedback information transmission method, mobile station apparatus...
Patent number
8,942,126
Issue date
Jan 27, 2015
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile terminal apparatus and radio communication method
Patent number
8,891,478
Issue date
Nov 18, 2014
NTT DoCoMo, Inc.
Yuichi Kakishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station apparatus, base station apparatus, MIMO system and d...
Patent number
8,873,663
Issue date
Oct 28, 2014
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication control method, base station apparatus and mobile sta...
Patent number
8,873,666
Issue date
Oct 28, 2014
NTT DoCoMo, Inc.
Yuichi Kakishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Precoding weight generation method, mobile station apparatus and ba...
Patent number
8,842,763
Issue date
Sep 23, 2014
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
MOBILE STATION APPARATUS AND CHANNEL INFORMATION FEEDBACK METHOD
Publication number
20130294535
Publication date
Nov 7, 2013
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION APPARATUS, BASE STATION APPARATUS, MIMO SYSTEM AND D...
Publication number
20130287132
Publication date
Oct 31, 2013
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO RELAY STATION APPARATUS, RADIO BASE STATION APPARATUS AND RAD...
Publication number
20130279364
Publication date
Oct 24, 2013
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO RELAY STATION APPARATUS, RADIO BASE STATION APPARATUS AND RAD...
Publication number
20130273838
Publication date
Oct 17, 2013
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FEEDBACK METHOD AND MOBILE TERMINAL APPARATUS
Publication number
20130230007
Publication date
Sep 5, 2013
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CODEBOOK CONTROL METHOD, BASE STATION APPARATUS AND MOBILE STATION...
Publication number
20130223245
Publication date
Aug 29, 2013
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FEEDBACK METHOD, MOBILE TERMINAL APPARATUS AND RADIO BASE STATION A...
Publication number
20130215988
Publication date
Aug 22, 2013
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE TERMINAL DEVICE AND RADIO BASE STATION APPARATUS
Publication number
20130195035
Publication date
Aug 1, 2013
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION CONTROL METHOD, BASE STATION APPARATUS AND MOBILE STA...
Publication number
20130182787
Publication date
Jul 18, 2013
NTT DoCoMo, Inc.
Yuichi Kakishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE TERMINAL APPARATUS AND RADIO COMMUNICATION METHOD
Publication number
20130182672
Publication date
Jul 18, 2013
NTT DoCoMo, Inc.
Yuichi Kakishima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FEEDBACK INFORMATION TRANSMISSION METHOD, MOBILE STATION APPARATUS...
Publication number
20130094380
Publication date
Apr 18, 2013
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BASE STATION APPARATUS, MOBILE STATION APPARATUS AND CONTROL INFORM...
Publication number
20120314667
Publication date
Dec 13, 2012
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRECODING WEIGHT GENERATION METHOD, MOBILE STATION APPARATUS AND BA...
Publication number
20120314808
Publication date
Dec 13, 2012
NTT DoCoMo, Inc.
Hidekazu Taoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE