Qian Yu

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Guangdong Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method, system and service control point for realizing call management
- Patent number 8,682,312
- Issue date Mar 25, 2014
- Huawei Technologies Co., Ltd.
- Qian Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for providing RBT in communication network
- Patent number 7,889,856
- Issue date Feb 15, 2011
- Huawei Technologies Co., Ltd.
- Bin Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for implementing ring back tone
- Patent number 7,796,743
- Issue date Sep 14, 2010
- Huawei Technologies Co., Ltd.
- Yong Song
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for invoking the service in the intelligent network
- Patent number 7,627,107
- Issue date Dec 1, 2009
- Huawei Technologies, Co., Limited
- Qian Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD, SYSTEM AND SERVICE CONTROL POINT FOR REALIZING CALL MANAGEMENT
- Publication number 20100041379
- Publication date Feb 18, 2010
- Huawei Technologies Co., Ltd
- Qian YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR CONTROLLING THE FUNCTION OF MOBILE COMMUNICAT...
- Publication number 20090082001
- Publication date Mar 26, 2009
- HUAWEI TECHNOLOGIES CO., LTD.
- Qian YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method And System For Invoking The Service In The Intelligent Network
- Publication number 20090003572
- Publication date Jan 1, 2009
- Huawei Technologies Co., Ltd
- Qian Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method And System For Implementing Ring Back Tone
- Publication number 20080273681
- Publication date Nov 6, 2008
- Huawei Technologies Co., Ltd.
- Yong Song
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for providing RBT in communication network
- Publication number 20060153355
- Publication date Jul 13, 2006
- Huawei Technologies Co., Ltd
- Bin Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE