(a) If S n (f) Icirc plusmn 2 ( Icirc plusmn 2 4 Iuml 2 f 2 ) show that R n ( Iuml ) Ke Icirc plusmn Iuml Find K (b) Find R n ( Iuml ) if (c) If n (t) n c (t) cos(2 Iuml f 0 t Icirc cedil ) n s (t) sin(2 Iuml f 0 t Icirc cedil ), find S nc (f), and S ncns (f), where S n (f) is as given in part (b) ...

a By inverse Fourier transformation t ...

(a) If S n (f) = Î± 2 / (Î± 2 + 4Ï 2 f 2 )...

Question:

(a) If S_n(f) = Î±²/ (Î±²+ 4Ï€²f²) show that R_n(Ï„) = Ke^-Î±|Ï„|. Find K.

(b) Find R_n(Ï„) if

,2 S, (f) = 2 a² + 4x² (f – fo) a² + 4x² (ƒ + fo)´ ||

(c) If n (t) = n_c (t) cos(2Ï€f₀t + Î¸) - n_s (t) sin(2Ï€f₀t + Î¸), find S_nc(f), and S_ncns(f), where S_n (f) is as given in part (b). Sketch each spectral density.

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Principles of Communications Systems, Modulation and Noise

ISBN: 978-8126556793

7th edition

Authors: Rodger E. Ziemer, William H. Tranter

Question Posted: Sep 22, 2018 12:06 PM

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(a) If S n (f) = Î± 2 / (Î± 2 + 4Ï 2 f 2 )...

Question:

,2 S, (f) = 2 a² + 4x² (f – fo) a² + 4x² (ƒ + fo)´ ||

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a By inverse Fourier transformation t...View the full answer

Principles of Communications Systems, Modulation and Noise

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