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38 lines
1.6 KiB
Mathematica
38 lines
1.6 KiB
Mathematica
$NetBSD: patch-scripts_signal_freqz.m,v 1.1 2014/03/06 23:06:58 jperkin Exp $
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Texinfo 5.x compatibility.
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--- scripts/signal/freqz.m.orig 2013-02-21 20:19:24.000000000 +0000
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+++ scripts/signal/freqz.m
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@@ -18,6 +18,10 @@
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## -*- texinfo -*-
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## @deftypefn {Function File} {[@var{h}, @var{w}] =} freqz (@var{b}, @var{a}, @var{n}, "whole")
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+## @deftypefnx {Function File} {@var{h} =} freqz (@var{b}, @var{a}, @var{w})
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+## @deftypefnx {Function File} {[@dots{}] =} freqz (@dots{}, @var{Fs})
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+## @deftypefnx {Function File} {} freqz (@dots{})
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+##
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## Return the complex frequency response @var{h} of the rational IIR filter
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## whose numerator and denominator coefficients are @var{b} and @var{a},
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## respectively. The response is evaluated at @var{n} angular frequencies
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@@ -49,16 +53,16 @@
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## For fastest computation, @var{n} should factor into a small number of
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## small primes.
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##
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-## @deftypefnx {Function File} {@var{h} =} freqz (@var{b}, @var{a}, @var{w})
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+## @code{freqz (@var{b}, @var{a}, @var{w})}
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## Evaluate the response at the specific frequencies in the vector @var{w}.
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## The values for @var{w} are measured in radians.
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##
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-## @deftypefnx {Function File} {[@dots{}] =} freqz (@dots{}, @var{Fs})
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+## @code{[@dots{}] = freqz (@dots{}, @var{Fs})}
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## Return frequencies in Hz instead of radians assuming a sampling rate
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## @var{Fs}. If you are evaluating the response at specific frequencies
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## @var{w}, those frequencies should be requested in Hz rather than radians.
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##
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-## @deftypefnx {Function File} {} freqz (@dots{})
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+## @code{freqz (@dots{})}
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## Plot the pass band, stop band and phase response of @var{h} rather
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## than returning them.
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## @end deftypefn
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