Da He

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Service transmission processing method, node device and network system
- Patent number 9,088,379
- Issue date Jul 21, 2015
- Huawei Technologies Co., Ltd.
- Jun Yan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and device for realizing interaction of optical channel data...
- Patent number 8,805,181
- Issue date Aug 12, 2014
- Huawei Technologies Co., Ltd.
- Jun Yan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for service protection
- Patent number 8,422,363
- Issue date Apr 16, 2013
- Huawei Technologies Co., Ltd.
- Jun Yan
- 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
SERVICE TRANSMISSION PROCESSING METHOD, NODE DEVICE AND NETWORK SYSTEM
- Publication number 20120051736
- Publication date Mar 1, 2012
- Huawei Technologies Co., Ltd
- Jun Yan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR REALIZING INTERACTION OF OPTICAL CHANNEL DATA...
- Publication number 20110091201
- Publication date Apr 21, 2011
- Jun Yan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR SERVICE PROTECTION
- Publication number 20100296809
- Publication date Nov 25, 2010
- Huawei Administration Building
- Jun Yan
- 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