Sumários
Lab 1
14 março 2017, 14:00 • Margarida Silveira
Sampling and aliasing with synthetic and real life signals.
z transform
14 março 2017, 09:30 • Jorge Salvador Marques
Definition of z transform. Examples. Region of convergence. Exercises.
Fourier transform and sampling
9 março 2017, 11:00 • Jorge Salvador Marques
Fourier transform and inverse Fourier transform. Properties. Convolution property. Time and frequency shift. Symmetry property. Exercises.
Sampling. Band limited signals. Perfect reconstruction. Sampling theorem. Spectrum of the sampled signal. Aliasing.