| 12455372 |
Presence detection based on multiple sensors |
Srivatsan Kandadai, Md Tauhidul Islam, Trausti Kristjansson |
2025-10-28 |
|
| 12272369 |
Dereverberation and noise reduction |
Mrudula V. Athi, Pradeep Kumar Govindaraju, Rong Hu |
2025-04-08 |
|
| 11854564 |
Autonomously motile device with noise suppression |
Navin Chatlani |
2023-12-26 |
$187,564,000 |
| 11646009 |
Autonomously motile device with noise suppression |
Navin Chatlani |
2023-05-09 |
$390,838,000 |
| 11624800 |
Beam rejection in multi-beam microphone systems |
William Folwell Barton, Kenneth Edgar Hild, II, Ramya Gopalan, Kavitha Velusamy |
2023-04-11 |
$194,427,000 |
| 11521635 |
Systems and methods for noise cancellation |
Navin Chatlani |
2022-12-06 |
$250,154,000 |
| 11425494 |
Autonomously motile device with adaptive beamforming |
Navin Chatlani |
2022-08-23 |
$203,003,000 |
| 11258478 |
Autonomously motile device with residual echo suppression |
Srivatsan Kandadai |
2022-02-22 |
$232,226,000 |
| 11218802 |
Beamformer rotation |
Srivatsan Kandadai, Trausti Kristjansson |
2022-01-04 |
$284,037,000 |
| 11205438 |
Autonomously motile device with acoustic echo cancellation |
— |
2021-12-21 |
$255,884,000 |
| 11175372 |
Beam rejection in multi-beam microphone systems |
William Folwell Barton, Kenneth Edgar Hild, II, Ramya Gopalan, Kavitha Velusamy |
2021-11-16 |
$260,256,000 |
| 11159878 |
Autonomously motile device with beamforming |
Navin Chatlani, Ananth Raghavendra, Srivatsan Kandadai |
2021-10-26 |
$307,156,000 |
| 10863270 |
Beamforming for a wearable computer |
Jeffrey C. O'Neill, Philip Ryan Hilmes, Ramya Gopalan |
2020-12-08 |
$209,909,000 |
| 10746840 |
Beam rejection in multi-beam microphone systems |
William Folwell Barton, Kenneth Edgar Hild, II, Ramya Gopalan, Kavitha Velusamy |
2020-08-18 |
$325,685,000 |
| 10452116 |
Determining a device state based on user presence detection |
David William Devries, Stewart Robin Shearer, Serkan Hatipoglu, Omar S. Leung, Michael Serge Devyver +2 more |
2019-10-22 |
$94,190,000 |
| 10304475 |
Trigger word based beam selection |
Rui Wang, Xiaoxue Li, Trausti Kristjansson, Philip Ryan Hilmes |
2019-05-28 |
$107,221,000 |
| 10242695 |
Acoustic echo cancellation using visual cues |
Kavitha Velusamy, Wai Chung Chu, Ramya Gopalan |
2019-03-26 |
$94,773,000 |
| 10244313 |
Beamforming for a wearable computer |
Jeffrey C. O'Neill, Philip Ryan Hilmes, Ramya Gopalan |
2019-03-26 |
$94,773,000 |
| 10237647 |
Adaptive step-size control for beamformer |
— |
2019-03-19 |
$142,989,000 |
| 10229698 |
Playback reference signal-assisted multi-microphone interference canceler |
— |
2019-03-12 |
$137,472,000 |
| 10147439 |
Volume adjustment for listening environment |
Trausti Kristjansson, Mohamed Mansour, Ludger Solbach |
2018-12-04 |
$108,575,000 |
| 9978387 |
Reference signal generation for acoustic echo cancellation |
Michael Alan Pogue |
2018-05-22 |
$158,140,000 |
| 9973849 |
Signal quality beam selection |
Xianxian Zhang, Laurent Andre Ovaert |
2018-05-15 |
$78,225,000 |
| 9973848 |
Signal-enhancing beamforming in an augmented reality environment |
Kavitha Velusamy, Edward Dietz Crump |
2018-05-15 |
$78,225,000 |
| 9837099 |
Method and system for beam selection in microphone array beamformers |
Shiva Kumar Sundaram, Ramya Gopalan, Philip Ryan Hilmes |
2017-12-05 |
$70,058,000 |
