Yoshiaki HASEGAWA

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Wireless communication system, communication method, and base station
- Patent number 9,020,558
- Issue date Apr 28, 2015
- Hitachi, Ltd.
- Kosuke Aio
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Base station, receiving apparatus, and receiver trouble diagnosing...
- Patent number 8,082,006
- Issue date Dec 20, 2011
- Hitachi, Ltd.
- Yoshiaki Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital predistortion transmitter
- Patent number 7,995,674
- Issue date Aug 9, 2011
- Hitachi, Ltd.
- Kazuyuki Hori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio access point testing apparatus and method of testing radio ac...
- Patent number 7,907,908
- Issue date Mar 15, 2011
- Hitachi, Ltd.
- Akihiro Saitou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital predistortion transmitter
- Patent number 7,864,881
- Issue date Jan 4, 2011
- Hitachi, Ltd.
- Kazuyuki Hori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio access point testing method and testing apparatus
- Patent number 7,848,745
- Issue date Dec 7, 2010
- Hitachi, Ltd.
- Yoshiaki Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio access point testing method and testing apparatus
- Patent number 7,366,508
- Issue date Apr 29, 2008
- Hitachi Communication Technologies, Ltd.
- Yoshiaki Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio access point testing apparatus and method of testing radio ac...
- Patent number 7,353,020
- Issue date Apr 1, 2008
- Hitachi Communication Technologies, Ltd.
- Akihiro Saitou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND BASE STATION
- Publication number 20130324181
- Publication date Dec 5, 2013
- Hitachi, Ltd
- Kosuke AIO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital predistortion transmitter
- Publication number 20110096865
- Publication date Apr 28, 2011
- Hitachi Communication Technologies, Ltd.
- Kazuyuki Hori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RADIO ACCESS POINT TESTING METHOD AND TESTING APPARATUS
- Publication number 20100144339
- Publication date Jun 10, 2010
- Yoshiaki Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Base Station, Receiving Apparatus, and Receiver Trouble Diagnosing...
- Publication number 20090170560
- Publication date Jul 2, 2009
- Yoshiaki Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Radio access point testing method and testing apparatus
- Publication number 20080160919
- Publication date Jul 3, 2008
- Yoshiaki Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Radio access point testing apparatus and method of testing radio ac...
- Publication number 20080139198
- Publication date Jun 12, 2008
- Akihiro Saitou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital predistortion transmitter
- Publication number 20070237260
- Publication date Oct 11, 2007
- Hitachi Communication Technologies, Ltd.
- Kazuyuki Hori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Radio access point testing apparatus and method of testing radio ac...
- Publication number 20060217073
- Publication date Sep 28, 2006
- Akihiro Saitou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Radio access point testing method and testing apparatus
- Publication number 20050107080
- Publication date May 19, 2005
- Yoshiaki Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yoshiaki HASEGAWA

Person

Patents Grantslast 30 patents

Wireless communication system, communication method, and base station

Base station, receiving apparatus, and receiver trouble diagnosing...

Digital predistortion transmitter

Radio access point testing apparatus and method of testing radio ac...

Digital predistortion transmitter

Radio access point testing method and testing apparatus

Radio access point testing method and testing apparatus

Radio access point testing apparatus and method of testing radio ac...

Patents Applicationslast 30 patents

WIRELESS COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND BASE STATION

Digital predistortion transmitter

RADIO ACCESS POINT TESTING METHOD AND TESTING APPARATUS

Base Station, Receiving Apparatus, and Receiver Trouble Diagnosing...

Radio access point testing method and testing apparatus

Radio access point testing apparatus and method of testing radio ac...

Digital predistortion transmitter

Radio access point testing apparatus and method of testing radio ac...

Radio access point testing method and testing apparatus