How can I get the DFT of this function?

1 回表示 (過去 30 日間)
Omar Esau Pacheco Saavedra
Omar Esau Pacheco Saavedra 2020 年 4 月 1 日
回答済み: Nikhil Sonavane 2020 年 4 月 6 日
How can I get the DFT of this function?
at 3, 7, 16, 128 points and save the results in vectors.
sorry if my question is silly, but i dont have schoolbecause covid 19
x(n) = u(n) − u(n − 4).

サインインしてこの質問に回答する。

回答 (1 件)

Nikhil Sonavane
Nikhil Sonavane 2020 年 4 月 6 日
You may refer to the following code and make changes as per your requirements-
n = 512;
x=[1 1 1 1];
y = fft(x,n);
m = abs(y);
f = (0:length(y)-1)*100/length(y);
You may also refer to the documentation of fft.

カテゴリ

Help Center および File Exchange で Get Started with MATLAB についてさらに検索

タグ

製品


リリース

R2020a

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by