Number | Name | Date | Kind |
---|---|---|---|
4630304 | Borth et al. | Dec 1986 | A |
4811404 | Vilmur et al. | Mar 1989 | A |
4897878 | Boll et al. | Jan 1990 | A |
5604839 | Acero et al. | Feb 1997 | A |
5668927 | Chan et al. | Sep 1997 | A |
5684921 | Bayya et al. | Nov 1997 | A |
5692103 | Lockwood et al. | Nov 1997 | A |
5737407 | Graumann | Apr 1998 | A |
5742927 | Crozier et al. | Apr 1998 | A |
5806025 | Vis et al. | Sep 1998 | A |
5943429 | Handel | Aug 1999 | A |
5950154 | Medaugh et al. | Sep 1999 | A |
5963899 | Bayya et al. | Oct 1999 | A |
6098038 | Hermansky et al. | Aug 2000 | A |
6266633 | Higgins et al. | Jul 2001 | B1 |
6317709 | Zack | Nov 2001 | B1 |
6336090 | Chou et al. | Jan 2002 | B1 |
6349278 | Krasny et al. | Feb 2002 | B1 |
6351731 | Anderson et al. | Feb 2002 | B1 |
6477489 | Lockwood et al. | Nov 2002 | B1 |
6671667 | Chandran et al. | Dec 2003 | B1 |
Number | Date | Country |
---|---|---|
0 534 837 | Mar 1993 | EP |
WO 9914738 | Mar 1999 | WO |
Entry |
---|
Lockwood et al., “Experiments with a Nonlinear Spectral Subtractor (NSS), Hidden Markov Models and the projection, for robust speech recognition in cars,” Jun. 1992, Speech Communication 11 (1992), Nos. 2-3, pp. 215-228.* |
Kuo-Guan Wu, “Efficient speech enhancement using spectral subtraction for car hands-free applications,” International Conference on Consumer Electronics, 2001, Jun. 19-21, 2001, pp. 220 to 221.* |
Steven F. Boll, “Suppression of Noise in Speech Using the Saber Method,” IEEE International Conference on Acoustics, Speech and Signal Processing, 1978, pp. 606-609. |
M. Berouti, et al., “Enhancement of Speech Corrupted by Acoustic Noise,” Proceedings, IEEE Conference on Acoustics, Speech and Signal Processing, pp. 208-211, Apr. 1979. |