[sdiy] Digital interpolation filtering

[Aaron Lanterman]

On May 31, 2009, at 10:56 AM, Eric Brombaugh wrote:

> For example, suppose you wanted to generate a set of FIR filter  
> coefficients and plot the frequency response. In Octave, I'd do it  
> like this:
>
> b = remez(35, [0 .14 .22 1], [1 1 0 0]);
> freqz(b, 1);
>
> The first line uses the Parks-McClellan / Remez Exchange algorithm  
> to optimize a set of FIR coefficients.

Jim McClellan's office is about four doors down from mine.

He's a great role model for young faculty.

- Aaron