Issued Patents All Time
Showing 76–100 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10911990 | Network handover method and related device | Jiangwei Ying, Zhenglei Huang | 2021-02-02 |
| 10880744 | Security negotiation method, security function entity, core network element, and user equipment | Jiangwei Ying, Zhenglei Huang | 2020-12-29 |
| 10841750 | Method, apparatus, and system for changing association relationship between MCPTT user and MCPTT group | Yizhuang Wu, Cuili Ge | 2020-11-17 |
| 10834541 | Method for setting MCPTT group, device, and system | Yizhuang Wu | 2020-11-10 |
| 10833874 | Certificate notification method and apparatus | Jiangwei Ying, Jing Chen, Qi Li | 2020-11-10 |
| 10764183 | Data flow transmission method, device, and system | Wanqiang Zhang | 2020-09-01 |
| 10757542 | Broadcast bearer management method and device thereof | Cuili Ge, Yizhuang Wu | 2020-08-25 |
| 10743148 | Multi-group call setup method and device | Yizhuang Wu, Cuili Ge | 2020-08-11 |
| 10735498 | Method and device for interworking between different OTTs | Lei Wan, De Chen | 2020-08-04 |
| 10728805 | Bearer establishment method and apparatus | Qiang Deng | 2020-07-28 |
| 10542433 | Connection establishment method, device, and system | — | 2020-01-21 |
| 10516987 | Discovery method and device | Yizhuang Wu | 2019-12-24 |
| 10470003 | Method for regrouping multiple groups and device | Yizhuang Wu, Cuili Ge | 2019-11-05 |
| 10448305 | Method, system and device for maintaining user service continuity | Xiaojun Zhuang | 2019-10-15 |
| 10432740 | Method and apparatus for accessing OTT application and pushing message by server | Lei Wan | 2019-10-01 |
| 10425775 | Multi-group call setup method and device | Yizhuang Wu, Cuili Ge | 2019-09-24 |
| 10375753 | Method and device for associating user with group | Cuili Ge, Yizhuang Wu | 2019-08-06 |
| 10313242 | Data flow transmission method, device, and system | Wanqiang Zhang | 2019-06-04 |
| 10178706 | Method and device for associating user with group | Cuili Ge, Yizhuang Wu | 2019-01-08 |
| 10064116 | Method, system and device for maintaining user service continuity | Xiaojun Zhuang | 2018-08-28 |
| 10057769 | Method and apparatus for updating a key in an active state | Min Huang | 2018-08-21 |
| 9736747 | Method, system and device for maintaining user service continuity | Xiaojun Zhuang | 2017-08-15 |
| 9467432 | Method and device for generating local interface key | Shuhua Cao | 2016-10-11 |
| 9031240 | Method and apparatus for updating a key in an active state | Min Huang | 2015-05-12 |
| 8707041 | Protecting a BSF entity from attack | — | 2014-04-22 |