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Unformatted text preview: c in the approximation f ( t ) = cx ( t ) so that the error signal is minimum. t t x(t) 1 1 1 1 f(t) 1 3. (30 points) Find the trigonometric Fourier series for the following waveform (15 points), and sketch the respective amplitude spectrum and phase spectrum (15 points).1 1 3 553 2 f(t) t 2 4. (25 points) Find the exponential Fourier series of the signal in the last problem (10 points), and sketch the respective amplitude spectrum and phase spectrum (15 points). 3...
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This note was uploaded on 08/06/2008 for the course ECE 108 taught by Professor Li during the Spring '08 term at Lehigh University .
 Spring '08
 Li

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