ADSP 402T - Digital Signal Processing  
 

Indicative contents

  • Signals and Systems
    Signals and their Classification, sampling theorem, aliasing effect, anti-aliasing filters, quantization techniques - Systems and their classification, LTI systems, Convolution & correlation, system analysis using difference equations, interconnection of systems.
  • The Discrete Fourier Transform
    Discrete Fourier Transform (DFT), Properties of DFT, Circular Convolution, Efficient Computation of DFT, FFT Algorithm, Radix-2 FFT, Decimation in time (DIT) and Decimation in Frequency (DIF) FFT Algorithms, Chirp z-transform, Goertzel Algorithm, Fast Convolution- overlap add and overlap save methods
  • Design of Digital Filters
    Design of Analog Prototype Filters, Butterworth and Chebyshev filters, Infinite Impulse Response (IIR) filter design using Bilinear transform, Impulse Invariance transform and Mapping of differentials, Finite Impulse Response (FIR) Filters, Linear Phase Characteristics of FIR filters, Different Window Functions such as Rectangular, Bartlett, Hanning, Hamming, Blackman and Kaiser, Frequency Sampling technique, Equi-ripple Design of FIR filters
  • Multi-rate signal processing
    Basic sampling rate alternation devices, Filters in sampling rate alteration systems, Multistage design of decimator and interpolator, poly-phase decomposition, Digital Filter banks, Quadrature – Mirror filter Bank
  • Applications of DSP
    VoIP, Audio/Video Coding, Mobile Communication, Software Defined Radio
     

Module Resources

  • Essential reading
    1. Course notes
  • Recommended Reading
    1. Richard G Lyons, Understanding Digital Signal Processing, Addison Wesley, 81-7808-237-3, 2001
    2. John G Proakis & Dimitris G Monolakis, Digital Signal Processing principles, algorithms, and applications, PHI-India, 81-203-1129-9, 2000
    3. Sanjit K Mitra, Digital Signal Processing- A computer based approach, Tata McGraw-Hill edition, 0-07-463723-1, 2001
    4. Emmanuel C.Ifeachar & Barrie W Jervis, Digital Signal Processing-A practical approach, Pearson education, 81-7808-609-3, 2002
    5. Analog and Digital Signal Processing, 2e, Ashok Ambardar, Thomson Engineering, ISBN: 053495409X
    6. B P Lathi, Signal processing and linear systems, Oxford university press, 0-941413-35-7, 2000
    7. Alan V Oppenheim & Ronald W Schafer, Discrete time signal processing, PHI-India, 81-203-0532-9, 2001
    8. John lane, Jayant datta, Jay norwood & Brent karley, DSP Filters, Prompt- USA, 0-7906-1205-6, 2001