Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8229740 | Apparatus and method for protecting hearing from noise while enhancing a sound signal of interest | Kevin Fynn | 2012-07-24 |
| 6717991 | System and method for dual microphone signal noise reduction using spectral subtraction | Harald Gustafsson, Ulf Lindgren, Ingvar Claesson | 2004-04-06 |
| 6549627 | Generating calibration signals for an adaptive beamformer | Jim Rasmusson, Ingvar Claesson, Mattias Dahl | 2003-04-15 |
| 6549586 | System and method for dual microphone signal noise reduction using spectral subtraction | Harald Gustafsson, Ingvar Claesson | 2003-04-15 |
| 6507623 | Signal noise reduction by time-domain spectral subtraction | Harald Gustafsson, Ingvar Claesson | 2003-01-14 |
| 6487257 | Signal noise reduction by time-domain spectral subtraction using fixed filters | Harald Gustafsson, Ingvar Claesson | 2002-11-26 |
| 6459914 | Signal noise reduction by spectral subtraction using spectrum dependent exponential gain function averaging | Harald Gustafsson, Ingvar Claesson | 2002-10-01 |
| 6175602 | Signal noise reduction by spectral subtraction using linear convolution and casual filtering | Harald Gustafsson, Ingvar Claesson | 2001-01-16 |