Issued Patents All Time
Showing 25 most recent of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11877188 | Implementing a fault-tolerant multi-NRF network topology | — | 2024-01-16 |
| 11575796 | Charging policies in network entities that have separate control plane and user plane | Yigang Cai, Maryse Gardella | 2023-02-07 |
| 11349997 | Quota management in a session management function (SMF) for online charging | Yigang Cai | 2022-05-31 |
| 11044664 | Enhanced interfaces for network slice selection based on charging rules | Yigang Cai | 2021-06-22 |
| 10602000 | Policy decisions based on offline charging rules when service chaining is implemented | Yigang Cai | 2020-03-24 |
| 10306020 | Software upgrade in a virtualized offline charging system | — | 2019-05-28 |
| 10165127 | Charging for usage of radio resources that are shared between MTC traffic and non-MTC traffic | Yigang Cai | 2018-12-25 |
| 10136278 | Offline charging for group communications using multimedia broadcast multicast service (MBMS) delivery | Yigang Cai | 2018-11-20 |
| 10117076 | Destination selection for an offline charging system to avoid reversion | — | 2018-10-30 |
| 10104516 | Dynamic distribution in an offline charging system | — | 2018-10-16 |
| 10080116 | Offline charging for group communications using multimedia broadcast multicast service (MBMS) delivery | Yigang Cai | 2018-09-18 |
| 10063711 | Separate charging for supplemental content in a data flow | Yigang Cai | 2018-08-28 |
| 10003696 | Distributed collaborative offline charging system | Yigang Cai | 2018-06-19 |
| 9992657 | Relay of charging information for proximity services | Yigang Cai | 2018-06-05 |
| 9942415 | Telecommunication offline charging system | — | 2018-04-10 |
| 9883052 | Systems and methods for avoiding double accounting upon session failover | Yigang Cai | 2018-01-30 |
| 9848090 | Offline charging per service data flow | Yigang Cai | 2017-12-19 |
| 9848091 | Interim billing for sessions in IMS networks | Yigang Cai, Shengqiang Wang | 2017-12-19 |
| 9826103 | Offload of service charging from an online charging system | Yigang Cai | 2017-11-21 |
| 9800960 | Monitoring of IP multicast delivery over an optical network | Shengqiang Wang | 2017-10-24 |
| 9794609 | Cross-media distribution of advertisements | — | 2017-10-17 |
| 9787852 | Sequence number reuse for CDR transport using GTP' | — | 2017-10-10 |
| 9788076 | Internet protocol television via public Wi-Fi network | Shengqiang Wang | 2017-10-10 |
| 9742827 | Rendering rated media content on client devices using packet-level ratings | Shengqiang Wang | 2017-08-22 |
| 9699321 | Method and apparatus for providing customized ring back to calling terminals in a cable network | Ramachendra P. Batni | 2017-07-04 |