Properties of ct Rational system functions a) However, if H(s)is rational, then The system is causal The roc of H(s) is to the right of the rightmost pole
14.1 Fourier Transforms Introduction. The Classical Fourier Transform for CT Signals. ion of CT Periodic Signals.Generalized T Fourier Transform.Relationship e Fourier Transform 14.2 Fou er Transform lationship to the Finite Time W. Kenneth Jenkins University of Illinois Amplitude,and Phase Alexander D. Poularikas
Fouriers derivation of the ct fourier transform x(t)-an aperiodic signal view it as the limit of a periodic signal as t→∞ For a periodic signal the harmonic components are spaced Oo=2π/ T apart. AsT→∞,Obo→>0, and harmonic components are space