efficiency_voltage_current.asv

Doherty功放的相关特性的仿真代码

%efficiency of a pa when we consider the loss of the PA
%2007-02-16
%wujianfeng
%Sweden
clear all
close all

vdd=30;
k=pi/4;
vo1=[0:1:14];
zo=1;
rsr=zo/10;
rsh=zo*10;
for n=1:1:length(zo)
    vo=vo1(n);
id(n)=vo*(rsh+zo)
%eff(m,n)=((vd(m)-id(n)*rsr)*id(n))/(vdd*k*(id(n)+(vd(m)/rsh)));
if eff(m,n)<=0
    eff(m,n)=0;
end

end
figure(1)
mesh(vd,id,eff);
xlabel('Vd');
ylabel('Id');
zlabel('eff');
figure(2)
c=contour(vd,id,eff,15);
clabel(c);
xlabel('Vd');
ylabel('Id');
figure(3)
c1=contour3(vd,id,eff,15);
clabel(c1);
xlabel('Vd');
ylabel('Id');
zlabel('eff');