Each of the following parts lists an input signal x[n] and the upsampling and downsampling rates L
Question:
Each of the following parts lists an input signal x[n] and the upsampling and downsampling rates L and M for the system in Figure. Determine the corresponding output xd[n].?
(a) x[n] = sin(2? n/3) / ? n, L = 4, M =3
(b) x[n] = sin(3? n/4), L = 3, M = 5
Transcribed Image Text:
Interpolator Decimator Lowpass filter Gain = 1. Cutoff = m/L Lowpass filter Gain = 1 Cutoff = m/M [n] x(n] x,{n] x,[n] Sampling period: T т TM L. L. (a) Lowpass filter Gain = L Cutoff = In] min (7/L. T/M) Sampling period: TM L. L. (b)
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a In the frequency domain After the sampli...View the full answer
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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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