Modeling and equalization of audio systems using Kautz filters

Author

Paatero, Tuornas ; Karjalainen, Matti ; Härmä, Aki

Author_Institution

Lab. of Acoust. & Audio Signal Process., Helsinki Univ. of Technol., Espoo, Finland

Volume

5

fYear

2001

fDate

2001

Firstpage

3313

Abstract

Frequency warping using all pass structures or Laguerre filters has increasingly found applications in audio signal processing due to having a good match with auditory frequency resolution. Kautz filters are an extension where the frequency warping and related resolution can have more freedom. We discuss the properties of Kautz filters and how they meet typical requirements found in modeling and equalization of audio systems. Case studies include transfer function modeling of the guitar body and loudspeaker response equalization

Keywords

all-pass filters; audio signal processing; digital filters; equalisers; hearing; loudspeakers; musical instruments; Kautz filters; Laguerre filters; all pass filters; audio signal processing; audio system equalization; audio system modeling; auditory frequency resolution; digital filter; frequency warping; guitar body; loudspeaker response equalization; transfer function modeling; Acoustic signal processing; Audio systems; Delay; Digital filters; Finite impulse response filter; Frequency domain analysis; Inverse problems; Psychoacoustic models; Signal processing; Signal resolution;

fLanguage

English

Publisher

ieee

Conference_Titel

Acoustics, Speech, and Signal Processing, 2001. Proceedings. (ICASSP '01). 2001 IEEE International Conference on

Conference_Location

Salt Lake City, UT

ISSN

1520-6149

Print_ISBN

0-7803-7041-4

Type

conf

DOI

10.1109/ICASSP.2001.940367

Filename

940367