how to find the effective bandwidth of a signal (chirp linear modulated signal)

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mavi gul
mavi gul 2019-10-19
编辑： mavi gul 2019-10-20
hello , is the following code correct? if not please tell me the right one
Fs =1000; % Sampling frequency
T = 1/Fs;
L=1000; % length of the signal
t = (0:L-1)*T; % Time vector
x=chirp(t,10,L-1,100,'linear');
f=fft(x);
m=abs(f);
F=(0:L-1)*T;
e=trapz(m.^2);
b=trapz((F.^2).*m.^2);
Beff=(b/e).^0.5

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