Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7948971 | Method and device for controlling media resources, method and system for establishing calls | — | 2011-05-24 |
| 7920579 | Method, system and apparatus for media gateway to transmit and receive multicast data | Weiwei Yang | 2011-04-05 |
| 7885278 | Method and system for connecting a media stream, and method and system for detecting a connectivity | — | 2011-02-08 |