Let x[n] denote a causal, complex-valued sequence with Fourier transform X(e j ) = X R (e
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Let x[n] denote a causal, complex-valued sequence with Fourier transform
X(ejω) = XR(ejω) + j XI(ejω).
If XR(ejω) = 1 + cos(ω) + sin (ω) – sin(2ω), determine XI(ejω).
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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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