Signal processing provides engineers and scientists with the tools to analyze, enhance, and correct signals, including those from scientific data, audio, images, and video. This lecture will focus on key topics such as:
1. Introduction to signals and systems
2. Classification Of Signals
A.Continuous-Time and Discrete-Time Signals
B. Analog and Digital Signals
C. Real and Complex Signals
D. Deterministic and Random Signals
E. Even and Odd Signals
F. Periodic and Nonperiodic Signals
3. Basic / Elementary signals
1. The Unit Step Function
2. The Unit Impulse Function
3. The Unit Ramp Function
4. Real Exponential Signals
5. Sinusoidal Signals
4. Properties of Systems
A. Stability
B. Memory
C. Linearity
D. Time Invariance
E. Causality
F. Invertibility
