Why I am getting negative values in my low pass filter results?

5 次查看（过去 30 天）
Zahra
Zahra 2023-4-8
回答： Sam Chak 2023-4-11
Why I am getting negative values in my low pass filter ?

请先登录，再回答此问题。

回答（1 个）

Sam Chak
Sam Chak 2023-4-11
Ran in:
Hi @Zahra
Since you asked, I'm guessing the input values are negative.
t = linspace(0, 10, 1001);
lpf = tf(1, [1 1]) % Low-pass Filter
lpf = 1 ----- s + 1 Continuous-time transfer function.
u = ones(1, length(t));
lsim(lpf, -u, t), ylim([-1.2 0])

类别

在 Help Center 和 File Exchange 中查找有关 Matched Filter and Ambiguity Function 的更多信息

标签

产品


版本

R2023a

Community Treasure Hunt

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

Start Hunting!

Translated by