# Search results

1. ### need help for changing BPSK to QPSK in BER Zero-Forcing eq.

Re: need help for changing BPSK to QPSK in BER Zero-Forcing did you get the code, I badly need them and for mmse also. Plz help.. reply asap
2. ### zero forcing equalizer

I want to plot the scatter plot of a QPSK modulation signal passing through a AWGN channel then, is equalized using a zero forcing equalizer. Can you help or give me helpful links! Note I already have an idea of BER of QPSK signal through zf equalizer; I want scatter plot
3. ### z transform in matlab

Can you please tell me what do these lines mean? 1) w = linspace(0.1,100,200); 2)H = 2500*(10+j*w)./(j*w.*(2+j*w).*(2500+j*w*30+(j*w).^2)); 3)plot(w,unwrap(angle(H))*180/pi); I am a beginner in matlab
4. ### linear equalizer matlab

Hello I want to implement an equalizar for a rf channels. I am a beginner in matlab, could you please help me for some codes. Some plots could be interesting. Can we use a format like that format y[n]=x[n]-a1*x[n-1]-a2*x[n-2]-a3*x[n-3]
5. ### Log normal shadowing matlab

Im a beginner in matlab. Could you help me eith some matlab codes