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This book has been designed as per the course on Digital Signal Processing offered to fifth semester ECE students of VTU. This book presents the fundamentals of discrete-time signals, systems, and modern digital processing and applications. Key Features Designed to cover the complete syllabus. Enhanced Pedagogy : 28 New Solved Examples 84 Multiple Choice Questions A balanced coverage is provided of both theory and practical applications.   Describes the operations and techniques involved in the analog-to-digital conversion of analog signals. Treats the realization of IIR and FIR systems, including direct-form, cascade, parallel, lattice and lattice-ladder realizations. Table of Contents 1. Introduction 2. Discrete-Time Signals And Systems 3. The Z-Transform And Its Application To The Analysis Of LTI Systems 4. Frequency Analysis Of Signals And Systems 5. Frequency Domain Analysis Of LTI Systems 6. Sampling And Reconstruction Of Signals 7. The Discrete Fourier Transform: Its Properties And Applications 8. Efficient Computation Of The DFT: Fast Fourier Transform Algorithms 9. Implementation Of Discrete-Time Systems 10. Design Of Digital Filers Solutions to the Latest University Question Paper of VTU