Shixing LI

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Optical line transmission protection system and method
- Patent number 9,191,101
- Issue date Nov 17, 2015
- Huawei Technologies Co., Ltd.
- Hongqi Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Upgrading method, system and apparatus of low-density wavelength di...
- Patent number 8,380,070
- Issue date Feb 19, 2013
- Huawei Technologies Co., Ltd.
- Congqi Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL LINE TRANSMISSION PROTECTION SYSTEM AND METHOD
- Publication number 20140112654
- Publication date Apr 24, 2014
- Huawei Technologies Co., Ltd
- Hongqi WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
UPGRADING METHOD, SYSTEM AND APPARATUS OF LOW-DENSITY WAVELENGTH DI...
- Publication number 20100142960
- Publication date Jun 10, 2010
- Huawei Technologies Co., Ltd
- Congqi LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE