Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9280983 | Acoustic echo cancellation (AEC) for a close-coupled speaker and microphone system | Yi Zhang | 2016-03-08 |
| 9142221 | Noise reduction | Xuejing Sun, Kuan-Chieh Yen | 2015-09-22 |
| 9143858 | User designed active noise cancellation (ANC) controller for headphones | Walter Andres Zuluaga | 2015-09-22 |
| 9100090 | Acoustic echo cancellation (AEC) for a close-coupled speaker and microphone system | Yi Zhang | 2015-08-04 |
| 9078057 | Adaptive microphone beamforming | Tao Yu | 2015-07-07 |
| 8865991 | Portable music player | Kuan-Chieh Yen, Bryan Neilson | 2014-10-21 |
| 8718291 | ANC for BT headphones | Walter Andres Zuluaga | 2014-05-06 |
| 8705758 | Audio processing device and method for reducing echo from a second signal in a first signal | Kuan-Chieh Yen, Bryan Neilson | 2014-04-22 |
| 8489393 | Speech intelligibility | Kuan-Chieh Yen, Michael Christopher Vartanian, Sameer Gadre | 2013-07-16 |
| 8321215 | Method and apparatus for improving intelligibility of audible speech represented by a speech signal | Kuan-Chieh Yen, Michael Christopher Vartanian, Sameer Gadre | 2012-11-27 |
| 8306214 | Method and system for clear signal capture | Kuan-Chieh Yen | 2012-11-06 |
| 8280449 | Audio usage detection | Kuan-Chieh Yen | 2012-10-02 |
| 8265289 | Method and system for clear signal capture | Kuan-Chieh Yen | 2012-09-11 |
| 8189767 | Method and system for clear signal capture | Kuan-Chieh Yen | 2012-05-29 |
| 8131541 | Two microphone noise reduction system | Kuan-Chieh Yen | 2012-03-06 |
| 7965834 | Method and system for clear signal capture | Kuan-Chieh Yen | 2011-06-21 |
| 7773759 | Dual microphone noise reduction for headset application | Kuan-Chieh Yen | 2010-08-10 |
| 7433463 | Echo cancellation and noise reduction method | Kuan-Chieh Yen | 2008-10-07 |
| 7426270 | Method and system for clear signal capture | Kuan-Chieh Yen, Lester S. H. Ngia | 2008-09-16 |
| 7383179 | Method of cascading noise reduction algorithms to avoid speech distortion | Kuan-Chich Yen, Jeff Chisholm | 2008-06-03 |
| 7146316 | Noise reduction in subbanded speech signals | — | 2006-12-05 |