The following diagram represents the unit sample response of which of the following filters?
A. Ideal high pass filter
B. Ideal low pass filter
C. Ideal high pass filter at ω=π/4
D. Ideal low pass filter at ω=π/4
Answer:A
The following diagram represents the unit sample response of which of the following filters?
A. Ideal high pass filter B. Ideal low pass filter C. Ideal high pass filter at ω=π/4 D. Ideal low pass filter at ω=π/4
Explanation: At n=0, the equation for ideal low pass filter is given as h(n)=ω/π.