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Patents Grants
last 30 patents
Information
Patent Grant
User apparatus, base station, control information detection method...
Patent number
11,129,197
Issue date
Sep 21, 2021
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication control method, communication control device, and com...
Patent number
10,484,913
Issue date
Nov 19, 2019
NTT DoCoMo, Inc.
Takeo Yamasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User apparatus, base station, and control information detection method
Patent number
10,172,161
Issue date
Jan 1, 2019
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User apparatus, base station, control information detection method...
Patent number
10,104,696
Issue date
Oct 16, 2018
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User equipment and channel state information feedback method
Patent number
8,971,436
Issue date
Mar 3, 2015
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station, radio resource control equipment, mobile station, com...
Patent number
RE43593
Issue date
Aug 21, 2012
NTT DoCoMo, Inc.
Hidetoshi Kayama
370 - Multiplex communications
Information
Patent Grant
Base station, radio communication system, and communication method
Patent number
8,111,652
Issue date
Feb 7, 2012
NTT DoCoMo, Inc.
Daisuke Kitazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet communication system, packet communication method, base stat...
Patent number
7,970,349
Issue date
Jun 28, 2011
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet communications taking into account channel quality and buffe...
Patent number
7,821,982
Issue date
Oct 26, 2010
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet communication system, packet communication method, base stat...
Patent number
7,801,482
Issue date
Sep 21, 2010
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Prioritized communication between base station and mobile unit
Patent number
7,760,680
Issue date
Jul 20, 2010
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Allocation of radio resources to packets in accordance with service...
Patent number
7,710,977
Issue date
May 4, 2010
NTT DoCoMo, Inc.
Daisuke Kitazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method, base station and mobile station for timeslot selection and...
Patent number
7,620,021
Issue date
Nov 17, 2009
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Time slot assigning method, signal transmission method, base statio...
Patent number
7,580,387
Issue date
Aug 25, 2009
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet communications system, base station and mobile station
Patent number
7,532,572
Issue date
May 12, 2009
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission power control method, radio communication system, base...
Patent number
7,532,601
Issue date
May 12, 2009
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication systems
Patent number
7,502,596
Issue date
Mar 10, 2009
NTT DoCoMo, Inc.
Toshiaki Takao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission power control method, communication device, and radio...
Patent number
7,483,710
Issue date
Jan 27, 2009
NTT DoCoMo, Inc.
Daisuke Kitazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet communication system, packet communication method, base stat...
Patent number
7,471,927
Issue date
Dec 30, 2008
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio base station selection method and system and a radio base sta...
Patent number
7,457,622
Issue date
Nov 25, 2008
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet transmission method, base station and mobile station
Patent number
7,443,816
Issue date
Oct 28, 2008
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Resource control system, resource control method, and base station...
Patent number
7,417,963
Issue date
Aug 26, 2008
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Base station, radio resource control equipment, mobile station, com...
Patent number
7,359,349
Issue date
Apr 15, 2008
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication control system, communication control method, base st...
Patent number
7,308,282
Issue date
Dec 11, 2007
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Admission control method and device in mobile communication system
Patent number
7,292,863
Issue date
Nov 6, 2007
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Efficient and stable radio resource allocation
Patent number
7,149,527
Issue date
Dec 12, 2006
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio resource allocation method and base station using the same
Patent number
7,130,638
Issue date
Oct 31, 2006
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method, base station and mobile station for timeslot selection and...
Patent number
7,116,983
Issue date
Oct 3, 2006
NTT DoCoMo, Inc.
Chen Lan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Resource control method, mobile communication system, base station...
Patent number
7,089,017
Issue date
Aug 8, 2006
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communications control including change of bit rate based on...
Patent number
6,909,905
Issue date
Jun 21, 2005
NTT DoCoMo, Inc.
Narumi Umeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
USER APPARATUS, BASE STATION, CONTROL INFORMATION DETECTION METHOD...
Publication number
20190014600
Publication date
Jan 10, 2019
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION CONTROL METHOD, COMMUNICATION CONTROL DEVICE, AND COM...
Publication number
20180192330
Publication date
Jul 5, 2018
NTT DoCoMo, Inc.
Takeo YAMASAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO BASE STATION AND RADIO COMMUNICATION METHOD
Publication number
20170208479
Publication date
Jul 20, 2017
NTT DoCoMo, Inc.
Kazuaki Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER APPARATUS, BASE STATION, CONTROL INFORMATION DETECTION METHOD...
Publication number
20170013647
Publication date
Jan 12, 2017
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER APPARATUS, BASE STATION, AND CONTROL INFORMATION DETECTION METHOD
Publication number
20160345364
Publication date
Nov 24, 2016
NTT DoCoMo, Inc.
Tooru Uchino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER EQUIPMENT AND CHANNEL STATE INFORMATION FEEDBACK METHOD
Publication number
20130114751
Publication date
May 9, 2013
NTT DoCoMo, Inc.
Satoshi Nagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION CONTROL SYSTEM, COMMUNICATION CONTROL METHOD, BASE ST...
Publication number
20100254263
Publication date
Oct 7, 2010
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STAT...
Publication number
20090131096
Publication date
May 21, 2009
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STAT...
Publication number
20090073931
Publication date
Mar 19, 2009
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Packet communication system, packet communication method, base stat...
Publication number
20050186982
Publication date
Aug 25, 2005
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Packet communications system, base station and mobile station
Publication number
20050025056
Publication date
Feb 3, 2005
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method, base station and mobile station for timeslot selection and...
Publication number
20040214582
Publication date
Oct 28, 2004
NTT DoCoMo, Inc.
Chen Lan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Packet communications taking into account channel quality and buffe...
Publication number
20040184417
Publication date
Sep 23, 2004
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission power control method, communication device, and radio...
Publication number
20040132405
Publication date
Jul 8, 2004
NTT DoCoMo, Inc.
Daisuke Kitazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission power control method, radio communication system, base...
Publication number
20040105406
Publication date
Jun 3, 2004
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Admission control method and device in mobile communication system
Publication number
20040097240
Publication date
May 20, 2004
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Base station, radio communication system, and communication method
Publication number
20040082364
Publication date
Apr 29, 2004
NTT DoCoMo, Inc.
Daisuke Kitazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Random access method and radio station
Publication number
20040028006
Publication date
Feb 12, 2004
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Allocation of radio resources to packets in accordance with service...
Publication number
20030169746
Publication date
Sep 11, 2003
NTT DoCoMo, Inc.
Daisuke Kitazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Resource control system, resource control method, and base station...
Publication number
20030117964
Publication date
Jun 26, 2003
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication control system, communication control method, base st...
Publication number
20030114167
Publication date
Jun 19, 2003
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication control system, communication control method, base st...
Publication number
20030103520
Publication date
Jun 5, 2003
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Base station, radio resource control equipment, mobile station, com...
Publication number
20030095538
Publication date
May 22, 2003
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Resource control method, mobile communication system, base station...
Publication number
20030064730
Publication date
Apr 3, 2003
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Time slot assigning method, signal transmission method, base statio...
Publication number
20030017830
Publication date
Jan 23, 2003
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio base station selection method and system and a radio base sta...
Publication number
20030017838
Publication date
Jan 23, 2003
NTT DoCoMo, Inc.
Hidetoshi Kayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Packet transmission method, base station and mobile station
Publication number
20020191559
Publication date
Dec 19, 2002
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile communication systems
Publication number
20020173277
Publication date
Nov 21, 2002
NTT DoCoMo, Inc.
Toshiaki Takao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio resource allocation method and base station using the same
Publication number
20020082021
Publication date
Jun 27, 2002
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Efficient and stable radio resource allocation
Publication number
20020055360
Publication date
May 9, 2002
NTT DoCoMo, Inc.
Lan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE