Cloud hardware project 1 and ch5 questions

8th-Semester-Spring-2025/clinic-consultant/labs/lab-3/lab3q3.py

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+import numpy as np
+import scipy as sp
+import matplotlib.pyplot as plt
+
+
+def u(n):
+    return np.heaviside(n, 1)
+
+
+def ideal_lowpass(omega, omega_c):
+    return np.where(np.abs(omega) <= omega_c, 1, 0)
+
+
+def main():
+    omega_c = 0.4*np.pi
+    omega = np.arange(0, np.pi, 0.05*np.pi)
+
+    h_lpf = ideal_lowpass(omega, omega_c)
+
+    plt.plot(omega, h_lpf)
+    plt.show()
+
+
+if __name__ == "__main__":
+    main()