An adaptive filter-bank equalizer for speech enhancement

Signal Processing

Volumn 86, Issue 6, 2006, Pages 1206-1214

  Vary, Peter ^a  

^a RWTH AACHEN UNIVERSITY   (Germany)

Author keywords

Audio equalization; Frequency warping; Noise reduction; Variable digital filters

Indexed keywords

ADAPTIVE FILTERING; FREQUENCY DOMAIN ANALYSIS; OPTICAL RESOLVING POWER; SIGNAL PROCESSING; TIME DOMAIN ANALYSIS;

AUDIO EQUALIZATION; FREQUENCY WARPING; VARIABLE DIGITAL FILTERS;

SPEECH PROCESSING;

EID: 33645943039     PISSN: 01651684     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.sigpro.2005.06.020     Document Type: Article

References (18)

1. Boll S.F. Suppression of acoustic noise in speech using spectral subtraction. IEEE Trans. Acoust. Speech Signal Process. 27 2 (April 1979) 113-120
2. Ephraim Y., and Malah D. Speech enhancement using a minimum mean-square error short-time spectral amplitude estimator. IEEE Trans. Acoust. Speech Signal Process. 32 6 (December 1984) 1109-1121
3. Martin R. Speech enhancement using MMSE short time spectral estimation with gamma distributed speech priors. Proceedings of International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Orlando, USA vol. 6 (May 2002) 253-256
4. T. Lotter, P. Vary, Speech enhancement by MAP spectral amplitude estimation using a super-Gaussian speech model, EURASIP J. Appl. Signal Process. 7 (2005) 1110-1126.
5. Hänsler H., and Schmidt G. Acoustic Echo and Noise Control-A Practical Approach (2004), Wiley, Interscience
6. Schüßler H.W. Implementation of variable digital filters. Proceedings of European Signal Processing Conference (EUSIPCO). Lausanne, Switzerland (September 1980) 123-129
7. Schüßler H.W., and Kolb H.J. Variable digitale filter. AEÜ. Internat. Journal Electronics Comm. 36 (1982) 229-237
8. Braccini C., and Oppenheim A.V. Unequal bandwidth spectral analysis using digital frequency warping. IEEE Trans. on Acoust. Speech and Signal Process. 22 4 (August 1974) 236-244
9. Makur A., and Mitra S.K. Warped discrete Fourier transform: theory and application. IEEE Trans. Circuits Systems 48 9 (September 2001) 1086-1093
10. Vary P. Digital filter banks with unequal resolution. EUSIPCO Short Communication Digest. Lausanne, Switzerland (September 1980) 41-42
11. Doblinger G. An efficient algorithm for uniform and nonuniform digital filter banks. Proceedings of International Symposium on Circuits and Systems (ISCAS), Singapore vol. 1 (June 1991) 646-649
12. Kappelan M., Strauß B., and Vary P. Flexible nonuniform filter banks using allpass transformation of multiple order. Proceedings of European Signal Processing Conference (EUSIPCO), Trieste, Italy vol. 3 (September 1996) 1745-1748
13. Smith J.O., and Abel J.S. Bark and ERB Bilinear Transforms. IEEE Trans. on Speech and Audio Process. 7 6 (November 1999) 697-708
14. J.M. Kates, K.H. Arehart, Multi-channel dynamic range compression using digital frequency warping, EURASIP J. Appl. Signal Process. 2005 (18) (2005) 3003-3014.
15. H.W. Löllmann, P. Vary, Efficient non-uniform filter-bank equalizer, in: Proceedings of European Signal Processing Conference (EUSIPCO), Antalya, Turkey, September 2005.
16. Vaidyanathan P.P. Multirate Systems and Filter Banks (1993), Prentice-Hall, Englewood Cliffs, NJ
17. H.W. Löllmann, P. Vary, Generalized filter-bank equalizer for noise reduction with reduced signal delay, in: Proceedings of European Conference on Speech Communication and Technology (Interspeech), Lisbon, Portugal, September 2005, pp. 2105-2108.
18. Gülzow T., Engelsberg A., and Heute U. Comparison of a discrete wavelet transformation and a non-uniform polyphase filterbank applied to spectral-subtraction speech enhancement. Signal Processing 64 (January 1998) 5-19