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. Which of the four stages have butterflies of this form?
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16
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Related Book For
Discrete Time Signal Processing
ISBN: 978-0137549207
2nd Edition
Authors: Alan V. Oppenheim, Rolan W. Schafer
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