Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10499240 | Location change reporting method, device, and system | Hui Ding | 2019-12-03 |
| 10470084 | Service processing method, PCRF, and service processing system | Xiaoyan Wang | 2019-11-05 |
| 10321307 | Method, apparatus, and system for disaster recovery of IMS | Feng Liang, Linfei Shen | 2019-06-11 |
| 10299085 | Method, device, and system for optimizing short message signaling | Wanqiang Zhang | 2019-05-21 |