Chapter 4: Discrete-Time Signals and Systems

Focuses on discrete-time signals, systems, and the mathematical tools used to analyze them.

Chapter Sections

Sampling and Quantization

• Nyquist-Shannon Sampling Theorem
• Aliasing Effects

Discrete-Time Convolution

• Impulse Response in Discrete Systems
• Difference Equations

Z-Transform

• Definition and Properties
• Region of Convergence