Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10419482 | Method and apparatus for acquiring SIP signaling decryption parameters | Longyun Qi, Lei Chen | 2019-09-17 |
| 10411987 | Signaling monitoring method and system | Ping Liang, Bin Xu, Xunniu Zhang | 2019-09-10 |
| 10313872 | IMSI acquisition method and device, and signaling monitoring system | — | 2019-06-04 |