Issued Patents All Time
Showing 26–50 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856406 | Flame retardant polycarbonate | — | 2018-01-02 |
| 9820127 | Online charging architecture in LTE/EPC communication networks | Yigang Cai | 2017-11-14 |
| 9801229 | Method for processing service connection in a communication network and device thereof | Yigang Cai | 2017-10-24 |
| 9756192 | Online charging for proximity services | Yigang Cai | 2017-09-05 |
| 9742927 | Online charging method for always on IP connectivity | — | 2017-08-22 |
| 9732220 | Polymers and polymer blends with enhanced gloss level | — | 2017-08-15 |
| 9686172 | Method and apparatus of determining policy and charging rules based on network resource utilization information | — | 2017-06-20 |
| 9648172 | Devices for determining to terminate a charging session and systems thereof | Yigang Cai | 2017-05-09 |
| 9641346 | Method and apparatus for performing charging control to application-layer data | Yigang Cai | 2017-05-02 |
| 9641696 | Notification of charging rate adjustments in regions of a mobile network to control bandwidth usage in the regions | Yigang Cai | 2017-05-02 |
| 9570211 | Transparent thermoplastic composition with improved electrical conductivity in the melt | James P. Mason | 2017-02-14 |
| 9560216 | Method and apparatus for performing roaming traffic charging for a UE | Yongpei Hu, Wanbin Yan | 2017-01-31 |
| 9552813 | Self-adaptive intelligent voice device and method | — | 2017-01-24 |
| 9525781 | Method, apparatus and system for aggregating charging information | Yigang Cai | 2016-12-20 |
| 9438746 | Centralized charging systems for offline charging and online charging | Yigang Cai | 2016-09-06 |
| 9432266 | QoS throttling for mobile devices | Yigang Cai | 2016-08-30 |
| 9424550 | Charging for operator-assisted sessions in IMS networks | Yigang Cai | 2016-08-23 |
| 9407512 | Method and apparatus for controlling terminal's access to a wireless network | — | 2016-08-02 |
| 9380168 | Front-end charging system that generates charging data per entity having a revenue share | Yigang Cai | 2016-06-28 |
| 9354797 | Progress adjustment method and electronic device | Zhen Jiao, Chao Zhang, Chao Dong | 2016-05-31 |
| 9240946 | Message restriction for diameter servers | Yigang Cai | 2016-01-19 |
| 9231772 | Method and apparatus for providing a user with charging-related voice service | Yigang Cai | 2016-01-05 |
| 9197515 | Implementing rating timer control in a pre-biller to support online and offline charging | Yigang Cai | 2015-11-24 |
| 9197027 | Method for making laser module | Qingyang Xu, Yang Lu, Hongping Su | 2015-11-24 |
| 9164815 | Method for calling application module and mobile terminal | — | 2015-10-20 |