Piecewise plotting with clipping

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Anthony Walden
Anthony Walden el 28 de Mayo de 2022
Comentada: Dyuman Joshi el 19 de Feb. de 2024
I have a piecewise function where the upper and lower limits of the functions are set to 0.5 and -0.5 for the amplitude of the function cos(pi*t). I am not sure how to code the portion where the amplitude needs to remain at 0.5 for all y values above 0.5 and same for all values to fall below -0.5. I know that cos(pi * t) is a sinusoid with an amplitude from 1 to -1, I need to clip the signal so that the upper clipped values remain at 0.5 and -0.5 for the lower values that get clipped. Any help would be appreciated! My signals class has also introduced me to MATLAB which I have never used before and they have thrown me in the deepend of the pool and I am struggling to tread water. I haven't been able to find any videos on YouTube that help so far, I will continue to look.

Respuestas (1)

Dyuman Joshi
Dyuman Joshi el 28 de Mayo de 2022
t = 0:0.001:10;
y = cos(pi*t);
y(y>0.5)=0.5;
y(y<-0.5)=-0.5;
plot(t,y)
ylim([-1 1])
  3 comentarios
Dyuman Joshi
Dyuman Joshi el 28 de Mayo de 2022
Please accept the answer if it solved your issue.
Dyuman Joshi
Dyuman Joshi el 19 de Feb. de 2024
Another approach -
t = 0:0.001:10;
y = cos(pi*t);
y = max(min(y, 0.5), -0.5);
plot(t,y)
ylim([-1 1])

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