<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>In this work theoretical aspects of the Fourier Transform Band Pass Filter (FTBPF) technique are investigated which show that such a procedure is applicable to extraction of irregular monochromatic oscillations with time-varying amplitudes from the analyzed signal data. Considerations concerning the boundary effects occurring in numerical implementation of the FTBPF are included which indicate that the filter transfer function smoothness influences boundary effects magnitude. The possibility of using the studied filtration technique for recognition of elliptical oscillation polarization is envisaged and an estimate of oscillation polarization classification error is derived.</p></abstract>

In this work theoretical aspects of the Fourier Transform Band Pass Filter (FTBPF) technique are investigated which show that such a procedure is applicable to extraction of irregular monochromatic oscillations with time-varying amplitudes from the analyzed signal data. Considerations concerning the boundary effects occurring in numerical implementation of the FTBPF are included which indicate that the filter transfer function smoothness influences boundary effects magnitude. The possibility of using the studied filtration technique for recognition of elliptical oscillation polarization is envisaged and an estimate of oscillation polarization classification error is derived.

On Application of the Fourier Transform Band Pass Filtering Technique

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{"article-title":"On Application of the Fourier Transform Band Pass Filtering Technique"}

In this work theoretical aspects of the Fourier Transform Band Pass Filter (FTBPF) technique are investigated which show that such a procedure is applicable to...

On Application of the Fourier Transform Band Pass Filtering Technique

Published Online: Apr 26, 2010

Page range: 149 - 160

DOI: https://doi.org/10.2478/v10018-009-0026-3

Keywords
Fourier Transform Band Pass Filter, transmittance function, irregular oscillation, boundary effects, oscillation polarization

This content is open access.

On Application of the Fourier Transform Band Pass Filtering Technique

Published Online: Apr 26, 2010

Page range: 149 - 160

DOI: https://doi.org/10.2478/v10018-009-0026-3

KeywordsFourier Transform Band Pass Filter, transmittance function, irregular oscillation, boundary effects, oscillation polarization

This content is open access.

Keywords
Fourier Transform Band Pass Filter, transmittance function, irregular oscillation, boundary effects, oscillation polarization