| 11533559 |
Beamformer enhanced direction of arrival estimation in a reverberant environment with directional noise |
Narayan Kovvali, Ghassan Maalouli |
2022-12-20 |
| 11315543 |
Pole-zero blocking matrix for low-delay far-field beamforming |
Khosrow Lashkari, Narayan Kovvali |
2022-04-26 |
| 11189303 |
Persistent interference detection |
Narayan Kovvali |
2021-11-30 |
| 10827076 |
Echo path change monitoring in an acoustic echo canceler |
Ying Li, Venkat Anant, Wilbur Lawrence |
2020-11-03 |
| 10811032 |
Data aided method for robust direction of arrival (DOA) estimation in the presence of spatially-coherent noise interferers |
Ghassan Maalouli |
2020-10-20 |
| 10733276 |
Multi-microphone human talker detection |
Narayan Kovvali, Ying Li, Nima Yousefian Jazi |
2020-08-04 |
| 10580411 |
Talker change detection |
Ying Li, Ghassan Maalouli, Narayan Kovvali |
2020-03-03 |
| 10142730 |
Temporal and spatial detection of acoustic sources |
Nima Yousefian |
2018-11-27 |
| 9980070 |
Apparatus and method for measuring relative frequency response of audio device microphones |
Samuel Ponvarma Ebenezer, Clifton Cordes |
2018-05-22 |
| 9674626 |
Apparatus and method for measuring relative frequency response of audio device microphones |
Samuel Ponvarma Ebenezer, Clifton Cordes |
2017-06-06 |
| 8565414 |
Distributed VAD control system for telephone |
Justin Allen, Franklyn H. Story |
2013-10-22 |
| 8538008 |
Acoustic echo canceler using an accelerometer |
— |
2013-09-17 |
| 7649988 |
Comfort noise generator using modified Doblinger noise estimate |
Samuel Ponvarma Ebenezer, Justin Allen |
2010-01-19 |
| 7570937 |
Comfort noise generator |
Robert Winston Nowlin |
2009-08-04 |
| 7555117 |
Path change detector for echo cancellation |
Franklyn H. Story |
2009-06-30 |
| 6157593 |
Power envelope shaper |
David Costa |
2000-12-05 |