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Diffstat (limited to 'macros/remez1.sci')
| -rw-r--r-- | macros/remez1.sci | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/macros/remez1.sci b/macros/remez1.sci index aabb25e..0400d90 100644 --- a/macros/remez1.sci +++ b/macros/remez1.sci @@ -1,4 +1,19 @@ function b = remez1(n,f,a, varargin) +//Parks-McClellan optimal FIR filter design +//Calling Sequence +//b = remez1 (n, f, a) +//b = remez1 (n, f, a, w) +//b = remez1 (n, f, a, w, ftype) +//b = remez1 (n, f, a, w, ftype, griddensity) +//Parameters +//n: gives the number of taps in the returned filter +//f:gives frequency at the band edges [b1 e1 b2 e2 b3 e3 …] +//a:gives amplitude at the band edges [a(b1) a(e1) a(b2) a(e2) …] +//w:gives weighting applied to each band +//ftype:is "bandpass", "hilbert" or "differentiator" +//griddensity:determines how accurately the filter will be constructed. The minimum value is 16, but higher numbers are slower to compute. +//Description +//Frequency is in the range (0, 1), with 1 being the Nyquist frequency. funcprot(0); rhs= argn(2); |