Which of the following is true regarding the frequency response of Hilbert transform?
A. Complex
B. Purely imaginary
C. Purely real
D. Zero
Answer:A
Which of the following is true regarding the frequency response of Hilbert transform?
A. Complex B. Purely imaginary C. Purely real D. Zero
Explanation: Our choice of an anti-symmetric unit sample response is consistent with having a purely imaginary frequency response characteristic.