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Patents Grants
last 30 patents
Information
Patent Grant
Renewable energy base station and coverage adjustment method theref...
Patent number
9,351,170
Issue date
May 24, 2016
Hitachi, Ltd.
Chunguang Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device and method for base stations dynamic clustering in mobile co...
Patent number
8,942,757
Issue date
Jan 27, 2015
Hitachi, Ltd.
Yunjian Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
RENEWABLE ENERGY BASE STATION AND COVERAGE ADJUSTMENT METHOD THEREF...
Publication number
20140256330
Publication date
Sep 11, 2014
Hitachi, Ltd
Chunguang LIU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DEVICE AND METHOD FOR BASE STATIONS DYNAMIC CLUSTERING IN MOBILE CO...
Publication number
20120094710
Publication date
Apr 19, 2012
Hitachi, Ltd
Yunjian Jia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication Control Server, Base Station, Terminal and Coordinate...
Publication number
20120014272
Publication date
Jan 19, 2012
Hitachi, Ltd
Sheng ZHOU
H04 - ELECTRIC COMMUNICATION TECHNIQUE