Frequency response of a FIR or IIR filter.

Namespace: dsp::filter

Prototype

static Veccf repfreq(const Design &d, const Vecf &fr)

Parameters

dTransfert function to be analyzed.
frFrequencies vector (normalized to sampling frequency).

Returns

Frequency response \(H\)

Description

This function computes the (complex) frequency response: \[ y_k = H(f_k) \]

See also

frmag(), frphase(), frgroup()