21EC51 Dayananda Sagar University • Electronics & Communication Engineering (Semester 5)

Digital Signal Processing

💡 DSU Exam Strategy & Guidance

Discrete Fourier Transform (DFT), Fast Fourier Transform (FFT: Radix-2 DIT & DIF algorithms), FIR Filter Design (Windowing technique), and IIR Filter Design (Bilinear Transformation).

High-Yield Passing Strategy: Draw 8-point Radix-2 DIT-FFT butterfly diagrams step-by-step with twiddle factor calculations.

Most Repeated Question Topics:

8-Point Radix-2 DIT / DIF FFT Butterfly Flow GraphBilinear Transformation for IIR Filter DesignFIR Filter Design using Hamming / Hanning WindowsCircular Convolution using DFT and IDFT

📄 Previous Year Question Papers (2)

END_SEM • 2024

End Semester Exam 2024

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END_SEM • 2023

End Semester Exam 2023

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