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Design a linear phase FIR low pass filter of length 7 and cutoff frequency | rad | sec. Using hamming window.
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Solution:

Given: M = 7

wc=|rad|sec

Step 1: Obtain desired T.F.Hd(w)

α=m12

α=712=3

Hd(ω)={1ej3ω0

0|ω|1 |ω|1

Step 2: Obtain hd(n)

hd(n)=12πππHd(ejw)ejωndω

$=\frac{1}{2 \pi} \int_{-1}^{1} 1=e^{-j …

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