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Shigeru Tomisato
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Yokohamashi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Multiple-output multiple-input (MIMO) communication system, MIMO re...
Patent number
8,019,013
Issue date
Sep 13, 2011
NTT DoCoMo, Inc.
Takefumi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiple-output multiple-input (MIMO) communication system, MIMO re...
Patent number
7,813,440
Issue date
Oct 12, 2010
NTT DoCoMo, Inc.
Takefumi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Orthogonal frequency multi-carrier transmission device and transmis...
Patent number
7,652,981
Issue date
Jan 26, 2010
NTT DoCoMo, Inc.
Shigeru Tomisato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communications system, communications method, transmitting apparatu...
Patent number
7,633,924
Issue date
Dec 15, 2009
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
OFDM signal frame generator, transmitter, signal transmission syste...
Patent number
7,619,963
Issue date
Nov 17, 2009
NTT DoCoMo, Inc.
Tetsushi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile terminal, control device, communication system and communica...
Patent number
7,313,420
Issue date
Dec 25, 2007
NTT DoCoMo, Inc.
Hirohito Suda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive equalizing apparatus and program therefor
Patent number
7,215,704
Issue date
May 8, 2007
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
MIMO receiver and method of reception therefor
Patent number
7,151,808
Issue date
Dec 19, 2006
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive equalization apparatus and method
Patent number
7,116,735
Issue date
Oct 3, 2006
NTT DoCoMo, Inc.
Takefumi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Turbo-reception method and turbo-receiver
Patent number
7,027,533
Issue date
Apr 11, 2006
NTT DoCoMo, Inc.
Tetsushi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio receiver, radio transmitter and impedance control method
Patent number
7,006,041
Issue date
Feb 28, 2006
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spatial and temporal equalizer and equalization method
Patent number
6,862,316
Issue date
Mar 1, 2005
NTT DoCoMo, Inc.
Shigeru Tomisato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High-speed radio communication system
Patent number
5,822,701
Issue date
Oct 13, 1998
NTT Mobile Communications Network Inc.
Shigeru Tomisato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency diversity transmitter and receiver
Patent number
5,504,783
Issue date
Apr 2, 1996
NTT Mobile Communication Network Inc.
Shigeru Tomisato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Linear transmitter
Patent number
5,251,330
Issue date
Oct 5, 1993
Nippon Telegraph & Telephone Corporation
Kouji Chiba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
MULTIPLE-OUTPUT MULTIPLE-INPUT (MIMO) COMMUNICATION SYSTEM, MIMO RE...
Publication number
20110007832
Publication date
Jan 13, 2011
NTT DoCoMo, Inc.
Takefumi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMITTER, RECEIVER, POWER AMPLIFICATION METHOD, AND SIGNAL DEMOD...
Publication number
20100219884
Publication date
Sep 2, 2010
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Orthogonal frequency multi-carrier transmission device and transmis...
Publication number
20070153673
Publication date
Jul 5, 2007
NTT DoCoMo, Inc.
Shigeru Tomisato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication system, communication method, transmission device, re...
Publication number
20060031583
Publication date
Feb 9, 2006
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multiple-output multiple-input (MIMO) communication system, MIMO re...
Publication number
20050129137
Publication date
Jun 16, 2005
NTT DoCoMo, Inc.
Takefumi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OFDM signal frame generator, transmitter, signal transmission syste...
Publication number
20050094552
Publication date
May 5, 2005
NTT DoCoMo, Inc.
Tetsushi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio receiver, radio transmitter and impedance control method
Publication number
20050054318
Publication date
Mar 10, 2005
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile terminal, control device, communication system and communica...
Publication number
20040102159
Publication date
May 27, 2004
NTT DoCoMo, Inc.
Hirohito Suda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Adaptive equalizing apparatus and program therefor
Publication number
20040062302
Publication date
Apr 1, 2004
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MIMO receiver and method of reception therefor
Publication number
20030174767
Publication date
Sep 18, 2003
NTT DoCoMo, Inc.
Hiromasa Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Systolic array device
Publication number
20030018675
Publication date
Jan 23, 2003
NTT DoCoMo, Inc.
Takahiro Asai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Turbo-reception method and turbo-receiver
Publication number
20020161560
Publication date
Oct 31, 2002
NTT DoCoMo, Inc.
Tetsushi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Adaptive equalization apparatus and method
Publication number
20020051487
Publication date
May 2, 2002
NTT DoCoMo, Inc.
Takefumi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Spatial and temporal equalizer and equalization method
Publication number
20010026197
Publication date
Oct 4, 2001
NTT DoCoMo, Inc.
Shigeru Tomisato
H04 - ELECTRIC COMMUNICATION TECHNIQUE