qpsk_teb_diagr

Diagramme Scicos
fr - eng

Diagramme éclate d'une chaine de transmission QPSK

$\epsfig{file=qpsk_teb_diagr.eps,height=12.5cm}$

Module

Modnum

Contenu

Diagramme éclate d'une chaine de transmission QPSK

Description

Contexte

Te=0.1;
Nu=350;
Nech=15;
N=Nu*Nech;
Nbit=2;
nb_coef=127;  
r=0.35; 
fe=Nech; 
gain_em=1; 
gain_rec=1/Nech; 
pulse=filter_tap(1,nb_coef,fe,r,1);
Nb_vec=3;
nb_event=3;
Tfin=Te*Nb_vec*10;
sigma=0.2;

Résultats des oscilloscopes

$\begin{figure}\begin{center} \epsfig{file=qpsk_teb_scope_1.eps,width=330.00pt} \end{center}\end{figure}$

Figure : (a)

$\begin{figure}\begin{center} \epsfig{file=qpsk_teb_scope_2.eps,width=330.00pt} \end{center}\end{figure}$

Figure : (b)

$\begin{figure}\begin{center} \epsfig{file=qpsk_teb_scope_3.eps,width=330.00pt} \end{center}\end{figure}$

Figure : (c)

$\begin{figure}\begin{center} \epsfig{file=qpsk_teb_scope_4.eps,width=330.00pt} \end{center}\end{figure}$

Figure : (d)

$\begin{figure}\begin{center} \epsfig{file=qpsk_teb_scope_5.eps,width=330.00pt} \end{center}\end{figure}$

Figure : (e)

Blocs utilisés

Auteurs

IRCOM Group Alan Layec