Narumi Umeda

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Mobile communication system, and mobile communication method and ra...
- Patent number 8,977,272
- Issue date Mar 10, 2015
- NTT DoCoMo, Inc.
- Hiroto Tooyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Control apparatus and mobile terminal
- Patent number 8,359,046
- Issue date Jan 22, 2013
- NTT DoCoMo, Inc.
- Masahiro Inoue
- 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
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
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
Mobile terminal, control apparatus, home agent and packet communica...
- Patent number 8,036,204
- Issue date Oct 11, 2011
- NTT DoCoMo, Inc.
- Masahiro Inoue
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile terminal, control apparatus, home agent and packet communica...
- Patent number 8,023,493
- Issue date Sep 20, 2011
- NTT DoCoMo, Inc.
- Masahiro Inoue
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile terminal, control apparatus, home agent and packet communica...
- Patent number 8,018,915
- Issue date Sep 13, 2011
- NTT DoCoMo, Inc.
- Masahiro Inoue
- 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
Base station, and a scrambling code setting method
- Patent number 7,813,329
- Issue date Oct 12, 2010
- NTT DoCoMo, Inc.
- Shinichi Mori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication system, mobile terminal transfer device, and m...
- Patent number 7,801,070
- Issue date Sep 21, 2010
- NTT DoCoMo, Inc.
- Koji Omae
- 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
Reducing paging control traffic in a mobile system by placing route...
- Patent number 7,774,004
- Issue date Aug 10, 2010
- NTT DoCoMo, Inc.
- Masahiro Inoue
- 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
Mobile station, mobile communication system, and cell selection method
- Patent number 7,634,272
- Issue date Dec 15, 2009
- NTT DoCoMo, Inc.
- Takeshi Yamashita
- 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
Packet transmission control apparatus, mobile node, control node, p...
- Patent number 7,602,718
- Issue date Oct 13, 2009
- NTT DoCoMo, Inc.
- Koji Omae
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication system, line concentrator, radio base station,...
- Patent number 7,590,085
- Issue date Sep 15, 2009
- NTT DoCoMo, Inc.
- Masayuki Motegi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system capable of selecting optimum gateway for termi...
- Patent number 7,586,894
- Issue date Sep 8, 2009
- NTT DoCoMo, Inc.
- Hidenori Aoki
- 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
Mobile host, paging agent, packet communication system, and movemen...
- Patent number 7,567,534
- Issue date Jul 28, 2009
- NTT DoCoMo, Inc.
- Hideaki Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication system, mobile communication method, mobile te...
- Patent number 7,548,519
- Issue date Jun 16, 2009
- NTT DoCoMo, Inc.
- Masayuki Motegi
- 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 node for transmitting a request for information which specif...
- Patent number 7,529,214
- Issue date May 5, 2009
- NTT DoCoMo, Inc.
- Koji Omae
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Node, correspondent node, mobility anchor point, and home agent in...
- Patent number 7,512,120
- Issue date Mar 31, 2009
- NTT DoCoMo, Inc.
- Hideaki Takahashi
- 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
Resource allocating method, and base station, mobile station, and r...
- Patent number 7,496,067
- Issue date Feb 24, 2009
- NTT DoCoMo, Inc.
- Heng Qiu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
NETWORK DEVICE
- Publication number 20130344922
- Publication date Dec 26, 2013
- NTT DoCoMo, Inc.
- Hiroto Tooyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOBILE COMMUNICATION SYSTEM, AND MOBILE COMMUNICATION METHOD AND RA...
- Publication number 20130337816
- Publication date Dec 19, 2013
- NTT DoCoMo, Inc.
- Hiroto Tooyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NETWORK APPARATUS
- Publication number 20110317604
- Publication date Dec 29, 2011
- NTT DoCoMo, Inc.
- Hiroto Tooyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOBILE TERMINAL, CONTROL APPARATUS, HOME AGENT AND PACKET COMMUNICA...
- Publication number 20100265859
- Publication date Oct 21, 2010
- NTT DoCoMo, Inc.
- Masahiro Inoue
- 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
MOBILE TERMINAL, CONTROL APPARATUS, HOME AGENT AND PACKET COMMUNICA...
- Publication number 20090303936
- Publication date Dec 10, 2009
- NTT DoCoMo, Inc.
- Masahiro Inoue
- 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
SCRAMBLE CODE ALLOCATION METHOD, A RADIO BASE STATION, A MOBILE STA...
- Publication number 20090034453
- Publication date Feb 5, 2009
- NTT DoCoMo, Inc.
- Masayuki Motegi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOBILE NODE, A CONTROL METHOD THEREOF, AND A MOBILE NODE CONTROL PR...
- Publication number 20080146244
- Publication date Jun 19, 2008
- NTT DoCoMo, Inc.
- Masahiro Inoue
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RETRANSMISSION CONTROL METHOD AND SYSTEM FOR MULTICAST INFORMATION...
- Publication number 20070162810
- Publication date Jul 12, 2007
- NTT DoCoMo, Inc.
- Hijin Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Control apparatus and mobile terminal
- Publication number 20070104156
- Publication date May 10, 2007
- NTT DoCoMo, Inc.
- Masahiro Inoue
- 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
Wireless base station, wireless base station selection method, mult...
- Publication number 20060160549
- Publication date Jul 20, 2006
- NTT DoCoMo, Inc.
- Hijin Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile communication system, line concentrator, radio base station,...
- Publication number 20060126554
- Publication date Jun 15, 2006
- NTT DoCoMo, Inc.
- Masayuki Motegi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station, and a scrambling code setting method
- Publication number 20060121907
- Publication date Jun 8, 2006
- NTT DoCoMo, Inc.
- Shinichi Mori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station and transmission power control method
- Publication number 20060111137
- Publication date May 25, 2006
- NTT DoCoMo, Inc.
- Shinichi Mori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile node, a control method thereof, and a mobile node control pr...
- Publication number 20060003807
- Publication date Jan 5, 2006
- NTT DoCoMo, Inc.
- Masahiro Inoue
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile host, paging agent, packet communication system, and movemen...
- Publication number 20050249131
- Publication date Nov 10, 2005
- NTT DoCoMo, Inc.
- Hideaki Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication system capable of selecting optimum gateway for termi...
- Publication number 20050195795
- Publication date Sep 8, 2005
- NTT DoCoMo, Inc.
- Hidenori Aoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile node, an ad hoc network routing controlling method and an ad...
- Publication number 20050195814
- Publication date Sep 8, 2005
- NTT DoCoMo, Inc.
- Junichiro Hagiwara
- 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
Scramble code allocation method, a radio base station, a mobile sta...
- Publication number 20050099972
- Publication date May 12, 2005
- NTT DoCoMo, Inc.
- Masayuki Motegi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station and transmission power determining method in mobile co...
- Publication number 20050099973
- Publication date May 12, 2005
- NTT DoCoMo, Inc.
- Heng Qiu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile node, mobile communication system, communication control met...
- Publication number 20050041607
- Publication date Feb 24, 2005
- NTT DoCoMo, Inc.
- Koji Omae
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile station, mobile communication system, and cell selection method
- Publication number 20050037798
- Publication date Feb 17, 2005
- NTT DoCoMo, Inc.
- Takeshi Yamashita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile communication system, radio base station, mobile station, ch...
- Publication number 20050030918
- Publication date Feb 10, 2005
- NTT DoCoMo, Inc.
- Masayuki Motegi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless packet communication apparatus and method
- Publication number 20050030965
- Publication date Feb 10, 2005
- NTT DoCoMo, Inc.
- Hidenori Aoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Virtual communication device configuring method and apparatus
- Publication number 20050027847
- Publication date Feb 3, 2005
- NTT DoCoMo, Inc.
- Ichiro Okajima
- 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

Narumi Umeda

Person

Patents Grantslast 30 patents

Mobile communication system, and mobile communication method and ra...

Control apparatus and mobile terminal

Base station, radio resource control equipment, mobile station, com...

Wireless control apparatus and communication method

Base station, radio communication system, and communication method

Mobile terminal, control apparatus, home agent and packet communica...

Mobile terminal, control apparatus, home agent and packet communica...

Mobile terminal, control apparatus, home agent and packet communica...

Packet communication system, packet communication method, base stat...

Packet communications taking into account channel quality and buffe...

Base station, and a scrambling code setting method

Mobile communication system, mobile terminal transfer device, and m...

Packet communication system, packet communication method, base stat...

Reducing paging control traffic in a mobile system by placing route...

Prioritized communication between base station and mobile unit

Allocation of radio resources to packets in accordance with service...

Mobile station, mobile communication system, and cell selection method

Method, base station and mobile station for timeslot selection and...

Packet transmission control apparatus, mobile node, control node, p...

Mobile communication system, line concentrator, radio base station,...

Communication system capable of selecting optimum gateway for termi...

Time slot assigning method, signal transmission method, base statio...

Mobile host, paging agent, packet communication system, and movemen...

Mobile communication system, mobile communication method, mobile te...

Packet communications system, base station and mobile station

Transmission power control method, radio communication system, base...

Mobile node for transmitting a request for information which specif...

Node, correspondent node, mobility anchor point, and home agent in...

Mobile communication systems

Resource allocating method, and base station, mobile station, and r...

Patents Applicationslast 30 patents

NETWORK DEVICE

MOBILE COMMUNICATION SYSTEM, AND MOBILE COMMUNICATION METHOD AND RA...

NETWORK APPARATUS

MOBILE TERMINAL, CONTROL APPARATUS, HOME AGENT AND PACKET COMMUNICA...

COMMUNICATION CONTROL SYSTEM, COMMUNICATION CONTROL METHOD, BASE ST...

MOBILE TERMINAL, CONTROL APPARATUS, HOME AGENT AND PACKET COMMUNICA...

PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STAT...

PACKET COMMUNICATION SYSTEM, PACKET COMMUNICATION METHOD, BASE STAT...

SCRAMBLE CODE ALLOCATION METHOD, A RADIO BASE STATION, A MOBILE STA...

MOBILE NODE, A CONTROL METHOD THEREOF, AND A MOBILE NODE CONTROL PR...

RETRANSMISSION CONTROL METHOD AND SYSTEM FOR MULTICAST INFORMATION...

Control apparatus and mobile terminal

Wireless control apparatus and communication method

Wireless base station, wireless base station selection method, mult...

Mobile communication system, line concentrator, radio base station,...

Base station, and a scrambling code setting method

Base station and transmission power control method

Mobile node, a control method thereof, and a mobile node control pr...

Mobile host, paging agent, packet communication system, and movemen...

Communication system capable of selecting optimum gateway for termi...

Mobile node, an ad hoc network routing controlling method and an ad...

Packet communication system, packet communication method, base stat...

Scramble code allocation method, a radio base station, a mobile sta...

Base station and transmission power determining method in mobile co...

Mobile node, mobile communication system, communication control met...

Mobile station, mobile communication system, and cell selection method

Mobile communication system, radio base station, mobile station, ch...

Wireless packet communication apparatus and method

Virtual communication device configuring method and apparatus

Packet communications system, base station and mobile station