6 Time and frequency characterization of s&s 6.2 The Magnitude-phase Representation of the frequency response of lti System System characterization Impulse response: h(t)F>H(o Frequency response H(@)= r(jo) X(o H(0)=H(o)e i∠H(O) IHG@- Magnitude response eJ2H(o Phase response6 Time and frequency characterization of S&S 6.2 The Magnitude-phase Representation of the Frequency Response of LTI System System characterization: h(t) H( j) ⎯F → ( ) ( ) | ( )|    j H j H j H j e  = e Phase Response H j Magnitude Response j H j − − − − − −  ( ) | ( )|   Impulse response: ( ) ( ) ( )    X j Y j Frequency response: H j =