Welcome to Lecture 28 of the course "Digital Signal Processing" by Prof.David Koilpllai
Full Course: https://study.iitm.ac.in/es/course_pages/EE3101.html

Video Overview
In this lecture you will learn about the concept of oversampling in signal processing and understand why sampling at a rate higher than the Nyquist rate is important for practical filter design and signal reconstruction. We will compare ideal filters with realizable filters and discuss the challenges of handling spectral copies during reconstruction. Using the example of oversampling in CD players with Zero Order Hold you will see how oversampling helps in implementing practical reconstruction filters effectively. This lecture will strengthen your understanding of how oversampling can reduce aliasing and simplify filter requirements in real world signal processing systems.

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