Discrete-time system Discrete-Time Signals and Systems--Digital Signal Processing A discrete-time system processes a given input sequence x[n]to generates an output sequence y[n] with more desirable properties In most applications,the discrete-time system is a single-input,single-output system: Discrete-Time y(n] System *Linear System *Shift-Invariant System Causal System Stable System *Passive and Lossless System 上游充通大学Discrete-time system Discrete-Time Signals and Systems —— Digital Signal Processing  A discrete-time system processes a given input sequence x[n] to generates an output sequence y[n] with more desirable properties  In most applications, the discrete-time system is a single-input, single-output system: Linear System Shift-Invariant System Causal System Stable System Passive and Lossless System Discrete-Time System x[n] y[n]