What is the condition of M, if the structure according to the direct form is as follows?
A. M even
B. M odd
C. All values of M
D. Doesn’t depend on value of M
Answer:A
What is the condition of M, if the structure according to the direct form is as follows?
A. M even B. M odd C. All values of M D. Doesn’t depend on value of M
Explanation: When the FIR system has linear phase, the unit sample response of the system satisfies either the symmetry or asymmetry condition, h(n)= ±h(M-1-n)