Compute the Fourier transform of the following signals Sketch the magnitude and phase spectra for parts (a), (f), and(g) (a) r(n) u(n) uin 6) (b) x(n) 2 u( n) (c) x(n) () u(n 4) (d) x(n) (a sin ain)u(n) (e) x(n) jal sin wnn la 1 jar 2 ()n 1 n s 4 () x (n) 0 elsewhere (g) x(n) ( 2 1 0 1 2) A(2M 1 in...

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Compute the Fourier transform of the following signals. Sketch the magnitude and phase spectra for parts (a),

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Compute the Fourier transform of the following signals. Sketch the magnitude and phase spectra for parts (a), (f), and(g).

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Digital Signal Processing

ISBN: ?978-0133737622

3rd Edition

Authors: Jonh G. Proakis, Dimitris G.Manolakis

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Question Posted: May 26, 2011 02:58 AM

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Compute the Fourier transform of the following signals. Sketch the magnitude and phase spectra for parts (a),

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(a) r(n) = u(n) – uin - 6) (b) x(n) = 2"u(-n) (c) x(n) ()"u(n + 4) (d) x(n) = (a" sin ain)u(n) (e) x(n) jal" sin wnn la! < 1 jar 2-()n. < 1 |n|s 4 () x (n) = 0. elsewhere (g) x(n) = (-2. -1.0. 1.2) A(2M +1 - in|). in < M (h) x (n) = 0. |n] > M

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Digital Signal Processing

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