Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8068865 | System and method for transmitting tones in a push-to-talk (PTT) system | Arun Manroa | 2011-11-29 |
| 8064925 | Method and system for determining vehicle traffic characteristics from wireless network registrations | Yaojun Sun | 2011-11-22 |
| 8059566 | Voice recognition push to message (PTM) | — | 2011-11-15 |
| 8055290 | Method to reduce push-to-talk call setup time | Trinh D. Vu | 2011-11-08 |
| 7970424 | Method and apparatus for floor control in multi-media push-to-talk network | Arun Manroa | 2011-06-28 |
| 7957756 | Method and apparatus for floor control in multi-media push-to-talk network | Arun Manroa | 2011-06-07 |