Wiener-khintchine Theorem

Continuous case:
:

S_{xx}(f)=\int_{-\infty}^\infty r_{xx}(	au)e^{-j2\pi f	au} d	au

Discrete case:
:

S_{xx}(f)=\sum_{k=-\infty}^\infty r_{xx}(k)e^{-j2\pi k f}

(See Chapter 6 of Digital and Analog Communications Systems by Leon W. Couch II, Sixth Edition, Prentice Hall, New Jersey, 2001, pp. 406-409)

	CATEGORIES ABOUT WIENER–KHINCHIN THEOREM

	fourier analysis

	signal processing

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