ECE366_summer09_hw8&9sol

ECE366_summer09_hw8&9sol - 0.4 0.3 0.2 0.1 0 -20...

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Unformatted text preview: 0.4 0.3 0.2 0.1 0 -20 -15 -10 -5 0 5 10 15 20 Amplitude P1.b:Frequency spectrum of a k 2 1 0 -1 -2 -20 -15 -10 -5 0 5 10 15 20 Phase MSE vs. N 0.09 0.08 0.07 Mean square error 0.06 0.05 0.04 0.03 0.02 0.01 0 0 20 40 N (1 to 99) 60 80 100 Convergence of the signal power 0.17 0.16 Power of signal approximation 0.15 0.14 0.13 0.12 0.11 0.1 0.09 0.08 0 20 40 60 Number of coefficients k 80 100 P.2 Mag and phase of H(s) at RC=0.1 1 0 0.8 Magnitude and Phase Plots -20 0.6 -40 0.4 -60 0.2 -80 0 0 20 40 Frequency 60 80 -100 100 Low pass filter See how to approximate signal y(t) 0.8 0.6 Signal Approximation y (t) N 0.4 0.2 0 -0.2 -0.4 -0.6 -1.5 -1 -0.5 0 Time t 0.5 N=1 N=3 N=7 N=29 N=99 1 1.5 ...
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ECE366_summer09_hw8&9sol - 0.4 0.3 0.2 0.1 0 -20...

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