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Wuhan, Hubei, CN
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Patents Grants
last 30 patents
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Patent Grant
Device and method for realizing spectral polarization-independent m...
Patent number
10,161,792
Issue date
Dec 25, 2018
Huazhong University of Science and Technology
Changjian Ke
G02 - OPTICS
Information
Patent Grant
Method for enhancing optical signal-to-noise ratio measuring precis...
Patent number
10,122,445
Issue date
Nov 6, 2018
HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
Changjian Ke
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
DEVICE AND METHOD FOR REALIZING SPECTRAL POLARIZATION-INDEPENDENT M...
Publication number
20180245976
Publication date
Aug 30, 2018
Changjian KE
G02 - OPTICS
Information
Patent Application
METHOD FOR ENHANCING OPTICAL SIGNAL-TO-NOISE RATIO MEASURING PRECIS...
Publication number
20180183515
Publication date
Jun 28, 2018
HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
Changjian KE
H04 - ELECTRIC COMMUNICATION TECHNIQUE