Issued Patents 2011
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8068865 | System and method for transmitting tones in a push-to-talk (PTT) system | Zheng Cai | 2011-11-29 |
| 8060371 | System and method for voice interaction with non-voice enabled web pages | Joseph Schaedler, Ojas T. Choksi | 2011-11-15 |
| 8054780 | Transparent application data notification during IMS registrations | Trinh D. Vu | 2011-11-08 |
| 8036651 | Systems and methods for enforcing call restrictions between domains | Manish Sharma | 2011-10-11 |
| 7970424 | Method and apparatus for floor control in multi-media push-to-talk network | Zheng Cai | 2011-06-28 |
| 7966029 | Method for push-to-talk pre-emption | Ojas T. Choksi | 2011-06-21 |
| 7966014 | Method and computer-readable medium for managing roaming restrictions in a wireless environment | — | 2011-06-21 |
| 7957756 | Method and apparatus for floor control in multi-media push-to-talk network | Zheng Cai | 2011-06-07 |
| 7864716 | Talk group management architecture | Ojas T. Choksi | 2011-01-04 |