plot_eye

Diagramme de l'oeil.

Namespace: dsp::telecom

Prototype

void plot_eye(Figure &f, const Vecf &x, float T)

Parameters

fFigure sur laquelle tracer le diagramme.
xSignal à analyser.
TPériode symbole (en nombre d'échantillons).

Description

Plot the eye diagram of a synchronous data signal, which is a scatter plot of the signal where the time domain is considered modulo the symbol period (actually using a trigger on the signal, to account for symbol period variations).

This diagram is useful to view the impact of ISI (Inter-Symbols Interferences).

Exemple