– Introduction to DSP, Discrete-Time Signals, and Discrete-Time Systems. Unit 2: Transform Analysis – Comprehensive coverage of the Z-Transform Unit 3: Frequency Analysis

DTFT, Z-Transforms, and Discrete Fourier Transform (DFT).

Recommendation

The book "Digital Signal Processing" by Sanjay Sharma is designed for undergraduate and graduate students in electrical, electronics, and communication engineering. The book provides a clear and concise introduction to the subject, starting with the basics of signals and systems, and then delving into the advanced topics of digital signal processing.

| Resource | Best For | | --- | --- | | | Rigorous mathematical theory. | | Oppenheim & Schafer | Intuitive signal processing concepts. | | Ifeachor & Jervis | Practical, real-world applications. | | Online NPTEL Videos (IIT Madras/Kharagpur) | Visualizing FFT and filter responses. | | MATLAB Labs | Hands-on implementation of Sharma’s examples. |

Sanjay Sharma’s DSP PDF is a pragmatic, student-focused resource that covers the essential toolkit for discrete-time signal analysis and digital filter design. It’s best used as a concise course companion and hands-on reference, supplemented by coding practice and a more detailed theoretical text when deeper understanding is required.