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DISCRETE-SIGNAL ANALYSIS AND DESIGN- P1 pptx

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DISCRETE-SIGNAL ANALYSIS AND DESIGN- P1 pptx

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  • DISCRETE-SIGNAL ANALYSIS AND DESIGN

    • CONTENTS

    • Preface

    • Introduction

    • 1 First Principles

      • Sequence Structure in the Time and Frequency Domains

      • Two-Sided Time and Frequency

      • Discrete Fourier Transform

      • Inverse Discrete Fourier Transform

      • Frequency and Time Scaling

      • Number of Samples

      • Complex Frequency-Domain Sequences

      • x(n) Versus Time and X(k) Versus Frequency

      • 2 Sine, Cosine, and θ

        • One-Sided Sequences

        • Time and Spectrum Transformations

        • Example 2-1: Nonlinear Amplifier Distortion and Square Law Modulator

        • Example 2-2: Analysis of the Ramp Function

        • 3 Spectral Leakage and Aliasing

          • Spectral Leakage. Noninteger Values of Time x(n) and Frequency X(k)

          • Example 3-1: Frequency Scaling to Reduce Leakage

          • Aliasing in the Frequency Domain

          • Example 3-2: Analysis of Frequency-Domain Aliasing

          • Aliasing in the Time Domain

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