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Shenzhen, CN
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last 30 patents
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Patent Grant
Method, apparatus and unit for detecting fault of submarine device
Patent number
9,059,797
Issue date
Jun 16, 2015
Huawei Marine Networks Co., Ltd.
Guozhong Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for monitoring fiber line state, repeater, submarine cable s...
Patent number
8,676,053
Issue date
Mar 18, 2014
Huawei Marine Networks Co., Ltd.
Guozhong Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD, APPARATUS AND UNIT FOR DETECTING FAULT OF SUBMARINE DEVICE
Publication number
20120155857
Publication date
Jun 21, 2012
HUAWEI MARINE NETWORKS CO., LTD.
Guozhong Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL ADD-DROP MULTIPLEXER BRANCHING UNIT AND CORRESPONDING OPTIC...
Publication number
20120121267
Publication date
May 17, 2012
HUAWEI MARINE NETWORKS CO., LTD.
Guozhong WANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR MONITORING FIBER LINE STATE, REPEATER, SUBMARINE CABLE S...
Publication number
20120106947
Publication date
May 3, 2012
HUAWEI MARINE NETWORKS CO., LTD.
Guozhong WANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD OF OPTICAL MODULATION
Publication number
20090268272
Publication date
Oct 29, 2009
Huawei Technologies Co., Ltd
Guozhong Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE