Nobukazu DOI

Person

Hachioji-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Code division multiple access mobile communication system
- Patent number 9,577,745
- Issue date Feb 21, 2017
- FIPA Frohwitter Intellectual Property AG
- May Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA mobile communication system and communication method
- Patent number 8,867,475
- Issue date Oct 21, 2014
- FIPA Frohwitter Intellectual Property AG
- Hironari Masui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Code division multiple access mobile communication system
- Patent number 8,837,436
- Issue date Sep 16, 2014
- Fipa Frohwitter International Property AG
- May Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spread spectrum communication system and transmission power control...
- Patent number 8,711,761
- Issue date Apr 29, 2014
- FIPA Frohwitter Intellectual Property AG
- Takashi Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of mobile communication and apparatus therefor
- Patent number 8,532,068
- Issue date Sep 10, 2013
- FIPA Frohwitter Intellectual Property AG
- Raiz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Code division multiple access mobile communication system
- Patent number 8,335,245
- Issue date Dec 18, 2012
- FIPA Frohwitter Intellectual Property AG
- May Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of mobile communication and apparatus therefor
- Patent number 8,213,397
- Issue date Jul 3, 2012
- FIPA Frohwitter Intellectual Property AG
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for measuring distance and position using spread spectrum si...
- Patent number 7,969,347
- Issue date Jun 28, 2011
- Hitachi, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA communication system and method
- Patent number 7,916,699
- Issue date Mar 29, 2011
- Hitachi, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Code division multiple access mobile communication system
- Patent number 7,778,310
- Issue date Aug 17, 2010
- FIPA Frohwitter Intellectual Property AG
- May Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for measuring distance and position using spread spectrum si...
- Patent number 7,663,532
- Issue date Feb 16, 2010
- Hitachi, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for measuring distance and position using spread spectrum si...
- Patent number 7,609,197
- Issue date Oct 27, 2009
- Hitachi, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Antenna unit and radio base station therewith
- Patent number 7,587,174
- Issue date Sep 8, 2009
- Hitachi, Ltd.
- Mikio Kuwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of mobile communication and apparatus therefor
- Patent number 7,545,789
- Issue date Jun 9, 2009
- FIPA Frohwitter Intellectual Property AG
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA communication system and method
- Patent number 7,545,777
- Issue date Jun 9, 2009
- Hitachi Communication Technologies, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of mobile communication and apparatus therefor
- Patent number 7,512,100
- Issue date Mar 31, 2009
- FIPA Frohwitter Intellectual Property AG
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission power control method and apparatus for mobile communic...
- Patent number 7,421,283
- Issue date Sep 2, 2008
- Hitachi Communication Technologies, Ltd.
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spread spectrum communication system and transmission power control...
- Patent number 7,376,107
- Issue date May 20, 2008
- FIPA Frohwitter Intellectual Property AG
- Takashi Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system, and apparatus for detecting a position of a termina...
- Patent number 7,353,032
- Issue date Apr 1, 2008
- Hitachi, Ltd.
- Atsushi Ogino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Code division multiple access mobile communication system
- Patent number 7,336,697
- Issue date Feb 26, 2008
- Hitachi, Ltd.
- Yasuo Ohgoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA mobile communication system and communication method
- Patent number 7,251,230
- Issue date Jul 31, 2007
- Hitachi Communication Technologies, Ltd.
- Hironari Masui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital radio communication system for multi-application
- Patent number 7,233,581
- Issue date Jun 19, 2007
- Hitachi, Ltd.
- Hideya Suzuki
- G08 - SIGNALLING
Information Patent Grant
Antenna unit and radio base station therewith
- Patent number 7,203,462
- Issue date Apr 10, 2007
- Mikio Kuwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system, and apparatus for detecting a position of a termina...
- Patent number 7,167,712
- Issue date Jan 23, 2007
- Hitachi, Ltd.
- Atsushi Ogino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA mobile communication system and communication method
- Patent number 7,154,875
- Issue date Dec 26, 2006
- Hitachi, Ltd.
- Hironari Masui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission control method and apparatus for mobile communication...
- Patent number 7,120,457
- Issue date Oct 10, 2006
- Hitachi, Ltd.
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile station using positional information
- Patent number 7,116,992
- Issue date Oct 3, 2006
- Hitachi, Ltd.
- Katsuhiko Tsunehara
- G08 - SIGNALLING
Information Patent Grant
Communication apparatus
- Patent number 7,088,696
- Issue date Aug 8, 2006
- Manabu Kawabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio communication system using adaptive array antenna
- Patent number 7,082,321
- Issue date Jul 25, 2006
- Hitachi, Ltd.
- Mikio Kuwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile terminal, a base station, and a synchronization control method
- Patent number 7,061,968
- Issue date Jun 13, 2006
- Hitachi, Ltd.
- Takashi Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CODE DIVISION MULTIPLE ACCESS MOBILE COMMUNICATION SYSTEM
- Publication number 20140355571
- Publication date Dec 4, 2014
- May SUZUKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CDMA MOBILE COMMUNICATION SYSTEM AND COMMUNICATION METHOD
- Publication number 20130182684
- Publication date Jul 18, 2013
- FIPA Frohwitter Intellectual Property AG
- Hironari MASUI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CODE DIVISION MULTIPLE ACCESS MOBILE COMMUNICATION SYSTEM
- Publication number 20130077602
- Publication date Mar 28, 2013
- FIPA Frohwitter Intellectual Property AG
- May Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF MOBILE COMMUNICATION AND APPARATUS THEREFOR
- Publication number 20120257587
- Publication date Oct 11, 2012
- FIPA Frohwitter Intellectual Property AG
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CODE DIVISION MULTIPLE ACCESS MOBILE COMMUNICATION SYSTEM
- Publication number 20100278148
- Publication date Nov 4, 2010
- FIPA Frohwitter Intellectual Property AG
- May Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR MEASURING DISTANCE AND POSITION USING SPREAD SPECTRUM SI...
- Publication number 20100103047
- Publication date Apr 29, 2010
- Hitachi, Ltd
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CDMA COMMUNICATION SYSTEM AND METHOD
- Publication number 20090245210
- Publication date Oct 1, 2009
- Hitachi Communication Technologies, Ltd.
- Masayuki ARIYOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF MOBILE COMMUNICATION AND APPARATUS THEREFOR
- Publication number 20090154428
- Publication date Jun 18, 2009
- FIPA Frohwitter Intellectual Property AG
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION POWER CONTROL METHOD AND APPARATUS FOR MOBILE COMMUNIC...
- Publication number 20090005106
- Publication date Jan 1, 2009
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION POWER CONTROL SYSTEM AND APPARATUS FOR MOBILE COMMUNIC...
- Publication number 20090005107
- Publication date Jan 1, 2009
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Spread spectrum communication system and transmission power control...
- Publication number 20080192706
- Publication date Aug 14, 2008
- Takashi Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless communication system and its transmission power control me...
- Publication number 20080170555
- Publication date Jul 17, 2008
- Hitachi Communication Technologies, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for measuring distance and position using spread spectrum si...
- Publication number 20080068254
- Publication date Mar 20, 2008
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CDMA communication system and its transmission power control method
- Publication number 20080045261
- Publication date Feb 21, 2008
- Hitachi Communication Technologies, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Antenna unit and radio base station therewith
- Publication number 20070293269
- Publication date Dec 20, 2007
- Mikio Kuwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CDMA mobile communication system and communication method
- Publication number 20070223425
- Publication date Sep 27, 2007
- Hironari Masui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of mobile communication and apparatus therefor
- Publication number 20070086375
- Publication date Apr 19, 2007
- Hitachi, Ltd.
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method, system, and apparatus for detecting a position of a termina...
- Publication number 20070087760
- Publication date Apr 19, 2007
- Hitachi, Ltd.
- Atsushi Ogino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmission power control method and apparatus for mobile communic...
- Publication number 20070032197
- Publication date Feb 8, 2007
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CDMA communication system and its transmission power control method
- Publication number 20060092886
- Publication date May 4, 2006
- Hitachi, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for measuring distance and position using spread spectrum si...
- Publication number 20050140543
- Publication date Jun 30, 2005
- Hitachi, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Spread spectrum communication system and transmission power control...
- Publication number 20050128984
- Publication date Jun 16, 2005
- Takashi Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Code division multiple access mobile communication system
- Publication number 20040228316
- Publication date Nov 18, 2004
- Hitachi, Ltd.
- May Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile terminal, a base station, and a synchronization control method
- Publication number 20040213329
- Publication date Oct 28, 2004
- Takashi Yano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of mobile communication and apparatus therefor
- Publication number 20040203626
- Publication date Oct 14, 2004
- Hitachi, Ltd.
- Riaz Esmailzadeh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Code division multiple access mobile communication system
- Publication number 20040165651
- Publication date Aug 26, 2004
- Yasuo Ohgoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for measuring distance and position using spread spectrum si...
- Publication number 20040066332
- Publication date Apr 8, 2004
- Hitachi, Ltd.
- Katsuhiko Tsunehara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Antenna unit and radio base station therewith
- Publication number 20040063469
- Publication date Apr 1, 2004
- Hitachi, Ltd.
- Mikio Kuwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method, system, and apparatus for detecting a position of a termina...
- Publication number 20040046693
- Publication date Mar 11, 2004
- Atsushi Ogino
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Radio communication system using adaptive array antenna
- Publication number 20040014501
- Publication date Jan 22, 2004
- Mikio Kuwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Nobukazu DOI

Person

Patents Grantslast 30 patents

Code division multiple access mobile communication system

CDMA mobile communication system and communication method

Code division multiple access mobile communication system

Spread spectrum communication system and transmission power control...

Method of mobile communication and apparatus therefor

Code division multiple access mobile communication system

Method of mobile communication and apparatus therefor

Method for measuring distance and position using spread spectrum si...

CDMA communication system and method

Code division multiple access mobile communication system

Method for measuring distance and position using spread spectrum si...

Method for measuring distance and position using spread spectrum si...

Antenna unit and radio base station therewith

Method of mobile communication and apparatus therefor

CDMA communication system and method

Method of mobile communication and apparatus therefor

Transmission power control method and apparatus for mobile communic...

Spread spectrum communication system and transmission power control...

Method, system, and apparatus for detecting a position of a termina...

Code division multiple access mobile communication system

CDMA mobile communication system and communication method

Digital radio communication system for multi-application

Antenna unit and radio base station therewith

Method, system, and apparatus for detecting a position of a termina...

CDMA mobile communication system and communication method

Transmission control method and apparatus for mobile communication...

Mobile station using positional information

Communication apparatus

Radio communication system using adaptive array antenna

Mobile terminal, a base station, and a synchronization control method

Patents Applicationslast 30 patents

CODE DIVISION MULTIPLE ACCESS MOBILE COMMUNICATION SYSTEM

CDMA MOBILE COMMUNICATION SYSTEM AND COMMUNICATION METHOD

CODE DIVISION MULTIPLE ACCESS MOBILE COMMUNICATION SYSTEM

METHOD OF MOBILE COMMUNICATION AND APPARATUS THEREFOR

CODE DIVISION MULTIPLE ACCESS MOBILE COMMUNICATION SYSTEM

METHOD FOR MEASURING DISTANCE AND POSITION USING SPREAD SPECTRUM SI...

CDMA COMMUNICATION SYSTEM AND METHOD

METHOD OF MOBILE COMMUNICATION AND APPARATUS THEREFOR

TRANSMISSION POWER CONTROL METHOD AND APPARATUS FOR MOBILE COMMUNIC...

TRANSMISSION POWER CONTROL SYSTEM AND APPARATUS FOR MOBILE COMMUNIC...

Spread spectrum communication system and transmission power control...

Wireless communication system and its transmission power control me...

Method for measuring distance and position using spread spectrum si...

CDMA communication system and its transmission power control method

Antenna unit and radio base station therewith

CDMA mobile communication system and communication method

Method of mobile communication and apparatus therefor

Method, system, and apparatus for detecting a position of a termina...

Transmission power control method and apparatus for mobile communic...

CDMA communication system and its transmission power control method

Method for measuring distance and position using spread spectrum si...

Spread spectrum communication system and transmission power control...

Code division multiple access mobile communication system

Mobile terminal, a base station, and a synchronization control method

Method of mobile communication and apparatus therefor

Code division multiple access mobile communication system

Method for measuring distance and position using spread spectrum si...

Antenna unit and radio base station therewith

Method, system, and apparatus for detecting a position of a termina...

Radio communication system using adaptive array antenna