Chengqiong Xie

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for establishing volte call
- Patent number 10,149,346
- Issue date Dec 4, 2018
- Telefonaktiebolaget LM Ericsson (publ)
- Yingjiao He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Minimisation of handover gap time in the context of S2a IP session...
- Patent number 9,998,957
- Issue date Jun 12, 2018
- Telefonaktiebolaget LM Ericsson (publ)
- Dinand Roeland
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR POLICY HANDLING
- Publication number 20190058605
- Publication date Feb 21, 2019
- Hui YANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR FACILITATING LOCATION BASED SERVICES AND/O...
- Publication number 20190037339
- Publication date Jan 31, 2019
- Chunmiao LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR ESTABLISHING VOLTE CALL
- Publication number 20170280503
- Publication date Sep 28, 2017
- Telefonaktiebolaget LM Ericsson (publ)
- Yingjiao HE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Minimisation of Handover Gap Time in the Context of S2A IP Session...
- Publication number 20160007236
- Publication date Jan 7, 2016
- TELEFONAKTIEBOLAGET L M ERICSSON (publ)
- Dinand Roeland
- H04 - ELECTRIC COMMUNICATION TECHNIQUE