Changjian Ke

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Shenzhen City, CN

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Patents Grantslast 30 patents

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
Information Patent Grant
Wavelength division and time division multiplex mixing passive opti...
- Patent number 8,554,079
- Issue date Oct 8, 2013
- ZTE Corporation
- Deming Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information 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
Information Patent Application
Wavelength Division and Time Division Multiplex Mixing Passive Opti...
- Publication number 20100196011
- Publication date Aug 5, 2010
- ZTE Corporation
- Deming Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE