(a) x[n] is a real, causal sequence with the imaginary part of its discrete-time Fourier transform X(e...
Question:
(a) x[n] is a real, causal sequence with the imaginary part of its discrete-time Fourier transform X(ejω) given by
Jm{X(ejω)} = sin ω + 2 sin 2ω.
(b) Is your answer to Part (a) unique? If so, explain why. If not, determine a second, distinct choice for x[n] satisfying the relationship given in part (a).
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a b Given the imaginary part of Xei we can take the inverse DTFT to find the ...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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