Shigeyuki Sudo

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Handoff control method and a mobile station employing the same
- Patent number 8,477,722
- Issue date Jul 2, 2013
- Samsung Electronics Co., Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for receiving a spectrum dispersion signal
- Patent number 8,130,816
- Issue date Mar 6, 2012
- Samsung Electronics Co., Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Access point
- Patent number 7,953,406
- Issue date May 31, 2011
- Hitachi, Ltd.
- Takashi Itamiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication terminal and position monitoring method
- Patent number 7,865,195
- Issue date Jan 4, 2011
- Casio Hitachi Mobile Communications Co., Ltd.
- Masaru Uemura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Handoff control method and a mobile station employing the same
- Patent number 7,606,198
- Issue date Oct 20, 2009
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for receiving a spectrum dispersion signal
- Patent number 7,471,715
- Issue date Dec 30, 2008
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for receiving a spectrum dispersion signal
- Patent number 7,447,256
- Issue date Nov 4, 2008
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for receiving a spectrum dispersion signal
- Patent number 7,400,667
- Issue date Jul 15, 2008
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Handoff control method and a mobile station employing the same
- Patent number 7,397,777
- Issue date Jul 8, 2008
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for receiving a spectrum dispersion signal
- Patent number 7,269,203
- Issue date Sep 11, 2007
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for receiving a spectrum dispersion signal
- Patent number 7,035,309
- Issue date Apr 25, 2006
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile station for spread spectrum communication
- Patent number 6,625,202
- Issue date Sep 23, 2003
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver for receiving a spectrum dispersion signal
- Patent number 6,363,101
- Issue date Mar 26, 2002
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speech message recording and reproducing method and apparatus
- Patent number 5,778,314
- Issue date Jul 7, 1998
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital radiocommunication terminal
- Patent number 5,696,792
- Issue date Dec 9, 1997
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system having oscillation frequency calibrating function
- Patent number 5,493,710
- Issue date Feb 20, 1996
- Hitachi, Ltd.
- Yasuaki Takahara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mobile communications equipment which detects and notifies when it...
- Patent number 5,450,613
- Issue date Sep 12, 1995
- Hitachi, Ltd.
- Yasuaki Takahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
PI/4 shift QPSK modulator and communication apparatus used therewith
- Patent number 5,361,047
- Issue date Nov 1, 1994
- Hitachi, Ltd.
- Yasuaki Takahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
.pi./4 shift QPSK modulator and communication apparatus
- Patent number 5,210,775
- Issue date May 11, 1993
- Hitachi, Ltd.
- Yasuaki Takahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HANDOFF CONTROL METHOD AND A MOBILE STATION EMPLOYING THE SAME
- Publication number 20100014484
- Publication date Jan 21, 2010
- Hitachi, Ltd
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Receiver for Receiving a Spectrum Dispersion Signal
- Publication number 20090074035
- Publication date Mar 19, 2009
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Receiver for receiving a spectrum dispersion signal
- Publication number 20080049815
- Publication date Feb 28, 2008
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Receiver for receiving a spectrum dispersion signal
- Publication number 20080008274
- Publication date Jan 10, 2008
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Receiver for receiving a spectrum dispersion signal
- Publication number 20070242632
- Publication date Oct 18, 2007
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Access point
- Publication number 20070183379
- Publication date Aug 9, 2007
- Takashi Itamiya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile communication terminal and position monitoring method
- Publication number 20060205445
- Publication date Sep 14, 2006
- Casio Hitachi Mobile Communications Co., Ltd.
- Hidenori Sakaniwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Handoff control method and a mobile station employing the same
- Publication number 20060114859
- Publication date Jun 1, 2006
- Hitachi, Ltd.
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Receiver for receiving a spectrum dispersion signal
- Publication number 20050147154
- Publication date Jul 7, 2005
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication terminal and communication system
- Publication number 20050036468
- Publication date Feb 17, 2005
- Hitachi, Ltd.
- Shinji Miyabayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Data distribution system and mobile data communication device
- Publication number 20020111139
- Publication date Aug 15, 2002
- Mika Nishiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Receiver for receiving a spectrum dispersion signal
- Publication number 20020054622
- Publication date May 9, 2002
- Shigeyuki Sudo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Shigeyuki Sudo

Person

Patents Grantslast 30 patents

Handoff control method and a mobile station employing the same

Receiver for receiving a spectrum dispersion signal

Access point

Mobile communication terminal and position monitoring method

Handoff control method and a mobile station employing the same

Receiver for receiving a spectrum dispersion signal

Receiver for receiving a spectrum dispersion signal

Receiver for receiving a spectrum dispersion signal

Handoff control method and a mobile station employing the same

Receiver for receiving a spectrum dispersion signal

Receiver for receiving a spectrum dispersion signal

Mobile station for spread spectrum communication

Receiver for receiving a spectrum dispersion signal

Speech message recording and reproducing method and apparatus

Digital radiocommunication terminal

Communication system having oscillation frequency calibrating function

Mobile communications equipment which detects and notifies when it...

PI/4 shift QPSK modulator and communication apparatus used therewith

.pi./4 shift QPSK modulator and communication apparatus

Patents Applicationslast 30 patents

HANDOFF CONTROL METHOD AND A MOBILE STATION EMPLOYING THE SAME

Receiver for Receiving a Spectrum Dispersion Signal

Receiver for receiving a spectrum dispersion signal

Receiver for receiving a spectrum dispersion signal

Receiver for receiving a spectrum dispersion signal

Access point

Mobile communication terminal and position monitoring method

Handoff control method and a mobile station employing the same

Receiver for receiving a spectrum dispersion signal

Communication terminal and communication system

Data distribution system and mobile data communication device

Receiver for receiving a spectrum dispersion signal