The butterfly in Figure was taken from a decimation-in-time FFT with N = 16. Assume that the
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The butterfly in Figure was taken from a decimation-in-time FFT with N = 16. Assume that the four stages of the signal flow graph are indexed by m = 1,?., 4. What are the possible values of r for each of the four stages?
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Discrete Time Signal Processing
ISBN: 978-0137549207
2nd Edition
Authors: Alan V. Oppenheim, Rolan W. Schafer
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