Revision as of 16:22, 8 October 2008 by Apdelanc (Talk)

Computing the Fourier Transform

Compute the Fourier Transform of the signal

$ \ x(t)= t \sin(2 \pi t+ \pi/4) $

By definition the Fourier Transform of a signal is defined as:

$ X(\omega)=\int_{-\infty}^{\infty}x(t)e^{-j\omega t}dt $

First espressing the signal in as a fourier series:

$ \ x(t)=\sin(9 $

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