(1) Simple low-pass FIR filter examples

Sampling frequency for experiments

Filter length L = 10

Define impulse response sequence

Frequency response function

Plots of frequency response function

Plots of frequency response function as a function of

Output of system with noisy sinusoidal input

Filter length L = 30

Define impulse response sequence

Frequency response function

Plots of frequency response function

Plots of frequency response function as a function of

Output of system with noisy sinusoidal input

Filter length L = 100

Define impulse response sequence

Frequency response function

Plots of frequency response function

Plots of frequency response function as a function of

Output of system with noisy sinusoidal input