Issued Patents All Time
Showing 101–117 of 117 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9661539 | Method, apparatus and system for key derivation | Min Huang, Aiqin Zhang, Xiaohan Liu | 2017-05-23 |
| 9584084 | Audio output device and control method | Po-Cheng Chen | 2017-02-28 |
| 9578496 | Method and user equipment for negotiating security during handover between different radio access technologies | Xiaoying Xu | 2017-02-21 |
| 9445217 | MTC device communication method, device, and system | Lijia Zhang, Yixian Xu, Yali Guo | 2016-09-13 |
| 9398510 | Handover method, base station, user equipment, and mobility management entity | Boyun Xie, Tao Wang | 2016-07-19 |
| 9301147 | Method, apparatus, and system for data protection on interface in communications system | Dongmei Zhang, Lijia Zhang, Zhuo Chen | 2016-03-29 |
| 9232404 | Method, apparatus, and system for data transmission | Ke Wang, Hui Ma, Bo Lin, Aiqing Zhang, Dongmei Zhang +1 more | 2016-01-05 |
| 9189632 | Method for protecting security of data, network entity and communication terminal | Lijia Zhang, Yixian Xu | 2015-11-17 |
| 9125116 | Method, apparatus and system for key derivation | Min Huang, Aiqin Zhang, Xiaohan Liu | 2015-09-01 |
| 8989381 | Method, apparatus, and system for data protection on interface in communications system | Dongmei Zhang, Lijia Zhang, Zhuo Chen | 2015-03-24 |
| 8908863 | Method, network element, and mobile station for negotiating encryption algorithms | Yongfeng Deng, Aiqing Zhang, Jun Qin | 2014-12-09 |
| 8898729 | Method and apparatus for security algorithm selection processing, network entity, and communication system | Aiqin Zhang, Yi Yang | 2014-11-25 |
| 8611949 | Method and apparatus for negotiating security during handover between different radio access technologies | Xiaoying Xu | 2013-12-17 |
| 8600054 | Method, apparatus, and system for preventing abuse of authentication vector | Yanmei Yang, Yixian Xu | 2013-12-03 |
| 8320568 | Method, apparatus and system for key derivation | Min Huang, Aiqin Zhang, Xiaohan Liu | 2012-11-27 |
| 8019083 | Method, apparatus and system for key derivation | Min Huang, Aiqin Zhang, Xiaohan Liu | 2011-09-13 |
| 7936880 | Method, apparatus and system for key derivation | Min Huang, Aiqin Zhang, Xiaohan Liu | 2011-05-03 |