Signal System (t) y(t)=x(t)因h(t) 俐 h(t) Convolution Integral h() )=x(r)ht-t)d红 h(t) y(t)=h(t)©x(t) x(t) Continuous time Analog Signal Processing ×[n)] y[n]=x[n因h[n Convolution Sum h[n] 十00 yn]=∑x[k]hn-k1 k=-00 h[n] y[n=h[n]©x[n x[n] Discrete time Digital Signal Processing 2021/1/13 ASIC Design,by Yan Bo 6ASIC Design, by Yan Bo Signal & System 2021/1/13 6  + =− = − k y[n] x[k]h[n k] x(t) y(t)=? System h(t) LTI (t) h(t) y(t) = x(t) h(t) Continuous time Analog Signal Processing * Convolution Integral x(t) h(t) y(t) = h(t) x(t) * x[n] Y[n]=? h[n] LTI y[n] = x[n] h[n] * x[n] h[n] y[n] = h[n] x[n] * Discrete time Digital Signal Processing Convolution Sum  + − y(t) = x( )h(t − )d