Issued Patents All Time
Showing 101–109 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8600054 | Method, apparatus, and system for preventing abuse of authentication vector | Yixian Xu, Jing Chen | 2013-12-03 |
| 8559633 | Method and device for generating local interface key | Shuhua Cao | 2013-10-15 |
| 8554222 | Method, system and device for maintaining user service continuity | Xiajun Zhuang | 2013-10-08 |
| 8442535 | Method, system and device for maintaining user service continuity | Xiaojun Zhuang | 2013-05-14 |
| 8300827 | Method and apparatus for updating key in an active state | Min Huang | 2012-10-30 |
| 8230213 | Method, system and apparatus for protecting a BSF entity from attack | — | 2012-07-24 |
| 8213905 | Method and device for realizing push service of GAA | — | 2012-07-03 |
| 8144877 | Method and apparatus for updating a key in an active state | Min Huang | 2012-03-27 |
| 8023658 | Method and apparatus for updating a key in an active state | Min Huang | 2011-09-20 |