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Aide Scilab >> Traitement du Signal > zpell

zpell

lowpass elliptic filter

Calling Sequence

[zeros,poles,gain]=zpell(epsilon,A,omegac,omegar)

Arguments

epsilon

real : ripple of filter in pass band (0<epsilon<1)

A

real : attenuation of filter in stop band (A>1)

omegac

real : pass band cut-off frequency in Hertz

omegar

real : stop band cut-off frequency in Hertz

zeros

resulting zeros of filter

poles

resulting poles of filter

gain

resulting gain of filter

Description

Poles and zeros of prototype lowpass elliptic filter. gain is the gain of the filter

See Also

  • ell1mag — magnitude of elliptic filter
  • eqiir — Design of iir filters

Authors

F.D.

Scilab Enterprises
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Copyright (c) 1989-2007 (ENPC)
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Last updated:
Wed Oct 05 12:10:57 CEST 2011