The impulse response h[n] for an FIR filter is h[n] = δ[n] + 0.5 δ[n−2] + 0.25 δ[n−3]. (a) Write the difference equation for the FIR filter. (b) Give the implementation as a block diagram in direct form.
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The impulse response for an FIR filter is
(a) Write the difference equation for the FIR filter.
(b) Give the implementation as a block diagram in direct form.