Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12218993 | Implementing push-to-talk in a multimedia conferencing system | Joseph R. Mazzarella, Derrell Lipman, Michael S. Wengrovitz | 2025-02-04 |
| 12170664 | Secure access to camera systems | Joseph R. Mazzarella, Michael S. Wengrovitz, Derrell Lipman | 2024-12-17 |
| 12003492 | Method and apparatus for internet of things (IoT) dynamic policy management | Michael S. Wengrovitz, Joseph R. Mazzarella | 2024-06-04 |
| 11671473 | Implementing push-to-talk in a multimedia conferencing system | Joseph R. Mazzarella, Derrell Lipman, Michael S. Wengrovitz | 2023-06-06 |
| 11496472 | System and method for secure access to camera systems | Joseph R. Mazzarella, Michael S. Wengrovitz, Derrell Lipman | 2022-11-08 |
| 10862932 | Implementing push-to-talk in a multimedia conferencing system | Joseph R. Mazzarella, Derrell Lipman, Michael S. Wengrovitz | 2020-12-08 |
| 8395654 | Offload of server-based videoconference to client-based video conference | — | 2013-03-12 |
| RE38649 | Method and apparatus for word counting in continuous speech recognition useful for reliable barge-in and early end of speech detection | Rafid A. Sukkar | 2004-11-09 |
| 6757384 | Robust double-talk detection and recovery in a system for echo cancelation | Richard Harry Ketchum | 2004-06-29 |
| 6744885 | ASR talkoff suppressor | Richard Harry Ketchum, David Thomson | 2004-06-01 |
| 6606595 | HMM-based echo model for noise cancellation avoiding the problem of false triggers | Rathinavelu Chengalvarayan, Richard Harry Ketchum, David Thomson | 2003-08-12 |
| 6574595 | Method and apparatus for recognition-based barge-in detection in the context of subword-based automatic speech recognition | Carl Dennis Mitchell, Rafid A. Sukkar | 2003-06-03 |
| 5956675 | Method and apparatus for word counting in continuous speech recognition useful for reliable barge-in and early end of speech detection | Rafid A. Sukkar | 1999-09-21 |
| 5717826 | Utterance verification using word based minimum verification error training for recognizing a keyboard string | Rafid A. Sukkar, Joseph L. LoCicero, Grzegorz Szeszko | 1998-02-10 |
| 5687287 | Speaker verification method and apparatus using mixture decomposition discrimination | Malan Bhatki Gandhi, Rafid A. Sukkar | 1997-11-11 |