Digital Signal Processing
- Lecture Notes, Study Materials and Important questions answers

Subject : Digital Signal Processing

SIGNALS AND SYSTEMS

1. Signals and System - Introduction - Answer (click here)
2. Classification of Signal Processing - Answer (click here)
3. Advantages and Disadvantages of DSP(Digital) Over ASP(Analog signal Processing) - Answer (click here)
4. Classification of Signals - Answer (click here)
5. Discrete Time Signals and System - Answer (click here)
6. Basic Block Diagram of A/D Converter - Answer (click here)
7. Z Tranform - Analysis of LTI System - Answer (click here)
8. Properties of Z Transform (ZT) - Answer (click here)
9. Relationship Between Fourier Transform and Z Transform - Answer (click here)
10. Inverse Z Transform (IZT) - Answer (click here)
11. Linear Convolution Sum Method - Answer (click here)
12. Properties of Linear Convolution - Answer (click here)
13. Correlation: Types, Properties - Answer (click here)
14. Difference Between Linear Convolution and Correlation - Answer (click here)
15. Important Short Questions and Answers: Signals and System - Answer (click here)

FREQUENCY TRANSFORMATIONS

1. Frequency Transformations - Answer (click here)
2. Properties of Discrete Fourier Transform(DFT) - Answer (click here)
3. Application of Discrete Fourier Transform(DFT) - Answer (click here)
4. Fast Fourier Algorithm (FFT) - Answer (click here)
5. Radix-2 FFT Algorithms - Answer (click here)
6. Computational Complexity FFT V/S Direct Computation - Answer (click here)
7. Bit Reversal - Answer (click here)
8. Decimation In Frequency (DIFFFT) - Answer (click here)
9. Goertzel Algorithm - Answer (click here)
10. Important Short Questions and Answers: Frequency Transformations - Answer (click here)

IIR FILTER DESIGN

1. IIR Filter Design - Answer (click here)
2. Difference Between Analog Filter and Digital Filter - Answer (click here)
3. Filter Types and Ideal Filter Characteristic - Answer (click here)
4. Difference Between FIR Filter and IIR Filter - Answer (click here)
5. Structures For FIR Systems - Answer (click here)
6. Structures For IIR Systems - Answer (click here)
7. Conversion of Analog Filter into Digital Filter - Answer (click here)
8. IIR Filter Design - Bilinear Transformation Method (BZT) - Answer (click here)
9. Method For Designing Digital Filters Using BZT - Answer (click here)
10. Butterworth Filter Approximation - Answer (click here)
11. Frequency Response Characteristic - Answer (click here)
12. Frequency Transformation - Answer (click here)
13. Important Short Questions and Answers: IIR Filter Design - Answer (click here)

FIR FILTER DESIGN

1. Features of FIR Filter - Answer (click here)
2. Symmetric and Anti-symmetric FIR filters - Answer (click here)
3. Gibbs Phenomenon - Answer (click here)
4. Designing Filter From Pole Zero Placement - Answer (click here)
5. Notch and Comb Filters - Answer (click here)
6. Digital Resonator - Answer (click here)
7. Roundoff Noise - Answer (click here)
8. Roundoff Noise in FIR Filters - Answer (click here)
9. Limit Cycle Oscillations - Answer (click here)
10. Overflow Oscillations - Answer (click here)
11. Realization Considerations - Answer (click here)
12. Important Short Questions and Answers: FIR Filter Design - Answer (click here)

FINITE WORD LENGTH EFFECTS IN DIGITAL FILTERS

1. Speech Recognition - Answer (click here)
2. Linear Prediction of Speech Synthesis - Answer (click here)
3. Sound Processing - Answer (click here)
4. Echo Cancellation - Answer (click here)
5. Vibration Analysis - Answer (click here)
6. Multistage Implementation of Digital Filters - Answer (click here)
7. Speech signal processing - Answer (click here)
8. Subband Coding - Answer (click here)
9. Adaptive Filter - Answer (click here)
10. Audio Processing - Answer (click here)
11. Image Enhancement: Spatial domain methods - Answer (click here)
12. Important Short Questions and Answers: Applications of DSP - Answer (click here)