Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9241261 | Method, system and device for negotiating security capability when terminal moves | — | 2016-01-19 |
| 9203614 | Method, apparatus, and system for protecting cloud data security | Jingbin ZHANG | 2015-12-01 |
| 9137660 | Method and system for authentication processing, 3GPP AAA server and user equipment | — | 2015-09-15 |
| 9060268 | Negotiating security capabilities during movement of UE | — | 2015-06-16 |
| 8812848 | Method, system and device for negotiating security capability when terminal moves | — | 2014-08-19 |
| 8774759 | Security capability negotiation method, system, and equipment | — | 2014-07-08 |
| 8656169 | Method, system and device for negotiating security capability when terminal moves | — | 2014-02-18 |
| 8364121 | Method of authentication in IP multimedia subsystem | Jun Yan, Ying Wang | 2013-01-29 |
| 8219064 | Method, system, and apparatus for preventing bidding down attacks during motion of user equipment | — | 2012-07-10 |
| 7974604 | Method of authentication in IP multimedia subsystem | Jun Yan, Ying Wang | 2011-07-05 |