Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12033657 | Signal component estimation using coherence | Shiufun Cheung, Zukui Song, Cristian M. Hera | 2024-07-09 |
| 10405095 | Audio signal processing for hearing impairment compensation with a hearing aid device and a speaker | Jahn Dmitri Eichfeld | 2019-09-03 |
| 10123141 | Double-talk detection for acoustic echo cancellation | — | 2018-11-06 |
| 9802536 | Acoustic feedback system | — | 2017-10-31 |
| 9729966 | Active noise reduction engine speed determining | — | 2017-08-08 |
| 9269344 | Engine harmonic cancellation system afterglow mitigation | — | 2016-02-23 |
| 9245519 | Forward speaker noise cancellation in a vehicle | Dennis D. Klug, James May | 2016-01-26 |
| 9202453 | Asymmetric temperature compensation of microphone sensitivity at an active noise reduction system | — | 2015-12-01 |
| 9174588 | Mounting a microphone on a vehicle headliner | Bradford Kyle Subat | 2015-11-03 |
| 9177542 | Motor vehicle adaptive feed-forward noise reduction | — | 2015-11-03 |
| 9179237 | Virtual audio system tuning | William M. Rabinowitz, Wontak Kim, Hal P. Greenberger | 2015-11-03 |
| 9161151 | Manipulating spatial processing in an audio system | Shiufun Cheung, Darby E. Hadley, Ryo Maiguma, Takao Nakayma, Bruce C. Po +4 more | 2015-10-13 |
| 9118987 | Motor vehicle active noise reduction | Alaganandan Ganeshkumar | 2015-08-25 |
| 8798282 | Active noise reduction adaptive filter leakage adjusting | Christopher J. Cheng, Eduardo T. Salvador | 2014-08-05 |
| 8571230 | Active noise reduction adaptive filter adaptation rate adjusting | Christopher J. Cheng | 2013-10-29 |
| 8362921 | Vehicle external warning sound generation system and method | — | 2013-01-29 |
| 8355512 | Active noise reduction adaptive filter leakage adjusting | Eduardo T. Salvador | 2013-01-15 |
| 8335318 | Active noise reduction adaptive filtering | — | 2012-12-18 |
| 8320581 | Vehicle engine sound enhancement | Cristian M. Hera | 2012-11-27 |
| 8306240 | Active noise reduction adaptive filter adaptation rate adjusting | Christopher J. Cheng | 2012-11-06 |
| 8280073 | Correcting engine noise cancellation microphone disturbances | Alaganandan Ganeshkumar | 2012-10-02 |
| 8204242 | Active noise reduction adaptive filter leakage adjusting | Christopher J. Cheng, Eduardo T. Salvador | 2012-06-19 |
| 8194873 | Active noise reduction adaptive filter leakage adjusting | Christopher J. Cheng, Eduardo T. Salvador | 2012-06-05 |
| 6993246 | Method and system for correlating data streams | James Matthew Rehg | 2006-01-31 |
| 6490553 | Apparatus and method for controlling rate of playback of audio data | Jean-Manuel Van Thong | 2002-12-03 |