Code covered by the BSD License
14 Jan 2000
29 Dec 2011)
High-level design and simulation of delta-sigma modulators
This file was selected as MATLAB Central Pick of the Week
% nabsH computes the negative of the absolute value of H
% at the specified frequency on the unit circle.
% This function is used by infnorm.m.
z = exp(i*w);
y = -abs(evalTF(H,z));