Akihiro Higashi

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Base station apparatus of mobile communication system
- Patent number 8,005,120
- Issue date Aug 23, 2011
- NTT DoCoMo, Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Base station apparatus of mobile communication system
- Patent number 7,826,861
- Issue date Nov 2, 2010
- NTT DoCoMo, Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Base station apparatus of mobile communication system
- Patent number 7,672,357
- Issue date Mar 2, 2010
- NTT DoCoMo, Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA wireless transmission apparatus, CDMA wireless transmitter-rec...
- Patent number 7,489,663
- Issue date Feb 10, 2009
- NTT DoCoMo
- Shinsuke Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Base station apparatus of mobile communication system
- Patent number 7,443,907
- Issue date Oct 28, 2008
- NTT DoCoMo, Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Control method of searching neighboring cells, mobile station, and...
- Patent number 7,437,152
- Issue date Oct 14, 2008
- NTT DoCoMo, Inc.
- Yoshihiro Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
IC card having block state of operation and method of providing inf...
- Patent number 7,240,216
- Issue date Jul 3, 2007
- NTT DoCoMo, Inc.
- Hidetoshi Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Base station apparatus of mobile communication system
- Patent number 7,095,780
- Issue date Aug 22, 2006
- NTT DoCoMo, Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Base station apparatus of mobile communication system
- Patent number 6,782,035
- Issue date Aug 24, 2004
- NTT DoCoMo Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Simultaneous plural code series generator and CDMA radio receiver u...
- Patent number 6,738,411
- Issue date May 18, 2004
- NTT Mobile Communications Network Inc.
- Shinsuke Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Simultaneous plural code series generator and CDMA radio receiver u...
- Patent number 6,728,305
- Issue date Apr 27, 2004
- NTT Mobile Communications Network, Inc.
- Shinsuke Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Control method of searching neighboring cells, mobile station, and...
- Patent number 6,697,622
- Issue date Feb 24, 2004
- NIT DoCoMo, Inc.
- Yoshihiro Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal strength measurement method and device
- Patent number 6,556,552
- Issue date Apr 29, 2003
- NTT Communications Networks, Inc.
- Hisashi Nakagomi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission power control method, mobile phone, base station, and...
- Patent number 6,343,218
- Issue date Jan 29, 2002
- NTT DoCoMo Inc.
- Ryusuke Kaneda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for receiving CDMA radio communication
- Patent number 6,188,682
- Issue date Feb 13, 2001
- NTT Mobile Communication Networks, Inc.
- Hirofumi Takagi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal transmitting method, transmitter, receiver, and spread-spect...
- Patent number 6,167,037
- Issue date Dec 26, 2000
- NTT Mobile Communications Networks Inc.
- Kenichi Higuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rake receiver
- Patent number 6,026,115
- Issue date Feb 15, 2000
- NTT Mobile Communications Network, Inc.
- Akihiro Higashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acquisition method and system of spreading code
- Patent number 5,940,433
- Issue date Aug 17, 1999
- NTT Mobile Communications Network, Inc.
- Mamoru Sawahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Variable rate transmission method, transmitter and receiver using t...
- Patent number 5,896,374
- Issue date Apr 20, 1999
- NTT Mobile Communications Network, Inc.
- Yukihiko Okumura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Base station selection scheme for CDMA cellular system using perch...
- Patent number 5,832,368
- Issue date Nov 3, 1998
- NTT Mobile Communications Network Inc.
- Etsuhiro Nakano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coherent detector and a coherent detection method for a digital com...
- Patent number 5,692,015
- Issue date Nov 25, 1997
- NTT Mobile Communications Network, Inc.
- Akihiro Higashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for CDMA mobile communication
- Patent number 5,673,260
- Issue date Sep 30, 1997
- NTT Mobile Communications Network Inc.
- Narumi Umeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver and repeater for spread spectrum communications
- Patent number 5,652,765
- Issue date Jul 29, 1997
- NTT Mobile Communications Network Inc.
- Fumiyuki Adachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Code sequence generator
- Patent number 5,596,516
- Issue date Jan 21, 1997
- NTT Mobile Communications Network Inc.
- Akihiro Higashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission de-correlator for eliminating interference in a CDMA c...
- Patent number 5,500,856
- Issue date Mar 19, 1996
- Matsushita Communication Industrial Co., Ltd.
- Taku Nagase
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile station and cell selecting method for code division multiple...
- Patent number 5,420,850
- Issue date May 30, 1995
- NTT Mobile Communications Network, Inc.
- Narumi Umeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
BASE STATION APPARATUS OF MOBILE COMMUNICATION SYSTEM
- Publication number 20070121706
- Publication date May 31, 2007
- NTT DoCoMo, Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BASE STATION APPARATUS OF MOBILE COMMUNICATION SYSTEM
- Publication number 20060251151
- Publication date Nov 9, 2006
- NTT DoCoMo, Inc.
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040136336
- Publication date Jul 15, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040085916
- Publication date May 6, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040076125
- Publication date Apr 22, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040071220
- Publication date Apr 15, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040072572
- Publication date Apr 15, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040071192
- Publication date Apr 15, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Control method of searching neighboring cells, mobile station, and...
- Publication number 20040071119
- Publication date Apr 15, 2004
- Yoshihiro Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040071248
- Publication date Apr 15, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base station apparatus of mobile communication system
- Publication number 20040062321
- Publication date Apr 1, 2004
- Takehiro Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Simultaneous plural code series generator and CDMA radio receiver u...
- Publication number 20020181558
- Publication date Dec 5, 2002
- NTT Mobile Communications Network, Inc.
- Shinsuke Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IC card having block state of operation and method of providing inf...
- Publication number 20020073332
- Publication date Jun 13, 2002
- NTT DoCoMo, Inc.
- Hidetoshi Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CDMA wireless transmission apparatus, CDMA wireless transmitter-rec...
- Publication number 20020071408
- Publication date Jun 13, 2002
- Shinsuke Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Akihiro Higashi

Person

Patents Grantslast 30 patents

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

CDMA wireless transmission apparatus, CDMA wireless transmitter-rec...

Base station apparatus of mobile communication system

Control method of searching neighboring cells, mobile station, and...

IC card having block state of operation and method of providing inf...

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Simultaneous plural code series generator and CDMA radio receiver u...

Simultaneous plural code series generator and CDMA radio receiver u...

Control method of searching neighboring cells, mobile station, and...

Signal strength measurement method and device

Transmission power control method, mobile phone, base station, and...

Method and apparatus for receiving CDMA radio communication

Signal transmitting method, transmitter, receiver, and spread-spect...

Rake receiver

Acquisition method and system of spreading code

Variable rate transmission method, transmitter and receiver using t...

Base station selection scheme for CDMA cellular system using perch...

Coherent detector and a coherent detection method for a digital com...

Method and system for CDMA mobile communication

Receiver and repeater for spread spectrum communications

Code sequence generator

Transmission de-correlator for eliminating interference in a CDMA c...

Mobile station and cell selecting method for code division multiple...

Patents Applicationslast 30 patents

BASE STATION APPARATUS OF MOBILE COMMUNICATION SYSTEM

BASE STATION APPARATUS OF MOBILE COMMUNICATION SYSTEM

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Control method of searching neighboring cells, mobile station, and...

Base station apparatus of mobile communication system

Base station apparatus of mobile communication system

Simultaneous plural code series generator and CDMA radio receiver u...

IC card having block state of operation and method of providing inf...

CDMA wireless transmission apparatus, CDMA wireless transmitter-rec...