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  • Committer: Bazaar Package Importer
  • Author(s): Torsten Werner
  • Date: 2002-03-21 16:57:43 UTC
  • Revision ID: james.westby@ubuntu.com-20020321165743-e9mv12c1tb1plztg
Tags: upstream-2.6
Import upstream version 2.6

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man/signal/frmag.man
 
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.TH frmag 1 "April 1993" "Scilab Group" "Scilab Function"
 
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.so ../sci.an
 
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.SH NAME
 
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frmag - magnitude of FIR and IIR filters
 
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.SH CALLING SEQUENCE
 
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.nf
 
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[xm,fr]=frmag(num[,den],npts)
 
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.fi
 
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.SH PARAMETERS
 
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.TP
 
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npts
 
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: integer (number of points in frequency response)
 
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.TP
 
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xm
 
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: mvector of magnitude of frequency response at the points \fVfr\fR
 
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.TP
 
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fr
 
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: points in the frequency domain where
 
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magnitude is evaluated
 
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.TP
 
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num
 
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: if \fVden\fR is omitted vector coefficients/polynomial/rational
 
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polynomial of filter
 
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.TP
 
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num
 
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: if \fVden\fR is given vector coefficients/polynomial of filter numerator
 
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.TP
 
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den
 
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: vector coefficients/polynomial of filter denominator
 
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.SH DESCRIPTION
 
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calculates the magnitude of the frequency responses of
 
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FIR and IIR filters. The filter description can be
 
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one or two vectors of coefficients, one or two polynomials,
 
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or a rational polynomial.
 
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.SH AUTHOR
 
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C. B.