Suppose you are told that an N = 32 FFT algorithm has a twiddle factor W 2
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Suppose you are told that an N = 32 FFT algorithm has a “twiddle” factor W232 for one of the butterflies in its fifth (last) stage. Is the FFT a decimation-in-time or decimation-in-frequency algorithm?
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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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