Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12401942 | Group beam selection and beam merging | Gautam Shreedhar Bhat, Pradeep Kumar Govindaraju | 2025-08-26 |
| 11812237 | Cascaded adaptive interference cancellation algorithms | Philip Ryan Hilmes, Mohamed Mansour, Carlo Murgia | 2023-11-07 |
| 11792570 | Parallel noise suppression | Pradeep Kumar Govindaraju | 2023-10-17 |
| 11483646 | Beamforming using filter coefficients corresponding to virtual microphones | Guangdong Pan, Philip Ryan Hilmes | 2022-10-25 |
| 11277685 | Cascaded adaptive interference cancellation algorithms | Philip Ryan Hilmes, Mohamed Mansour, Carlo Murgia | 2022-03-15 |
| 10937418 | Echo cancellation by acoustic playback estimation | Navin Chatlani, Krishna Kamath Koteshwara, Trausti Kristjansson, Inseok Heo | 2021-03-02 |
| 10755728 | Multichannel noise cancellation using frequency domain spectrum masking | Trausti Kristjansson, Philip Ryan Hilmes | 2020-08-25 |
| 10657981 | Acoustic echo cancellation with loudspeaker canceling beamformer | Mohamed Mansour | 2020-05-19 |
| 10553236 | Multichannel noise cancellation using frequency domain spectrum masking | Trausti Kristjansson, Philip Ryan Hilmes, Carlo Murgia | 2020-02-04 |
| 10522167 | Multichannel noise cancellation using deep neural network masking | Philip Ryan Hilmes, Trausti Kristjansson | 2019-12-31 |
| 10109294 | Adaptive echo cancellation | Philip Ryan Hilmes, Yuwen Su | 2018-10-23 |
| 9997151 | Multichannel acoustic echo cancellation for wireless applications | Philip Ryan Hilmes, Yuwen Su | 2018-06-12 |
| 9966059 | Reconfigurale fixed beam former using given microphone array | Philip Ryan Hilmes, Carlo Murgia | 2018-05-08 |
| 9966086 | Signal rate synchronization for remote acoustic echo cancellation | Kurt Piersol, Preethi Parasseri Narayanan, Arnaud Jean-Louis Charton, Gabe Beddingfield, Michael Alan Pogue +1 more | 2018-05-08 |
| 9967661 | Multichannel acoustic echo cancellation | Philip Ryan Hilmes | 2018-05-08 |
| 9918163 | Asynchronous clock frequency domain acoustic echo canceller | Philip Ryan Hilmes | 2018-03-13 |
| 9832569 | Multichannel acoustic echo cancellation with unique individual channel estimations | Michael Alan Pogue, Kenneth Edgar Hild, II | 2017-11-28 |
| 9820049 | Clock synchronization for multichannel system | Arnaud Jean-Louis Charton, Yuwen Su | 2017-11-14 |
| 9818425 | Parallel output paths for acoustic echo cancellation | Philip Ryan Hilmes, Wai Chung Chu, Hyeong Cheol Kim, Yuwen Su | 2017-11-14 |
| 9787825 | Cyclically variable signal delays for acoustic echo cancellation | Arnaud Jean-Louis Charton, Yuwen Su, Michael Alan Pogue | 2017-10-10 |
| 9773510 | Correcting clock drift via embedded sine waves | Yuwen Su, Arnaud Jean-Louis Charton | 2017-09-26 |
| 9747920 | Adaptive beamforming to create reference channels | Philip Ryan Hilmes | 2017-08-29 |
| 9659555 | Multichannel acoustic echo cancellation | Philip Ryan Hilmes | 2017-05-23 |
| 9653060 | Hybrid reference signal for acoustic echo cancellation | Philip Ryan Hilmes | 2017-05-16 |
| 9589575 | Asynchronous clock frequency domain acoustic echo canceller | Philip Ryan Hilmes | 2017-03-07 |