Question

Asked Jan 17, 2020

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In relation with discrete Fourier transform, if 2 point DFT of a sequence x[n] is required, then construct the corresponding W_{2x2} matrix and also show the value of its elements.

Step 1

Considering a sampled and periodic signal x(n). Its DFT is given as:

Step 2

**The twiddle factor (W) is defined as follows:**

Step 3

**The expression of matrix W2×2 for 2-point DFT ( N=2...**

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