Semester 5 BDSP weightage
Semester 5 BDSP weightage

Chapter: Brief Review

 (Note: A Chapter with low Weightage)

Topics to be prepared

 I want to Just Pass:

  • Discrete Time Signals and Systems.
  • Z-Transform – Theorems, Properties etc.
  • Frequency in Analog and Digital Signals
  • Linear & Circular Convolution.
  • Correlation

I want to get good Marks: (As above and plus)

  • Fourier Series & Transform – Theorems, Properties.
  • DTFT.
  • Sampling Theorem

Chapter: Discrete Fourier Transforms (DFT)

 (Note: A very easy and high scoring chapter. A must for all students who want to pass BDSP)

Topics to be prepared

I want to Just Pass:

  • Definition and Properties of DFT.
  • Problems based on
    1. Computation of DFT and IDFT
    2. Circular Convolution using DFT / IDFT
    3. Evaluating DFT using Properties of DFT
    4. Overlap Add and Overlap Save Methods.
  • Relation between Z-transform, DTFS & DTFT

 I want to get good Marks: (As above and plus)


Chapter: Fast Fourier Transforms (FFT)

(Note: High scoring chapter. A must for all students who want to pass BDSP)

Topics to be prepared

I want to Just Pass:

  • Radix-2 Decimation In Time (DIT) & Decimation In Frequency (DIF) FFT for N = 4, 6, 8 with Flow Graph (or Butterfly diagram).
  • Inverse FFT
  • Problems based on
    1. Computation of DFT and IDFT by FFT
    2. Circular Convolution using DFT/ IDFT by FFT
    3. Comparing Computational Complexity between DFT and FFT

I want to get good Marks: (As above and plus)

  • Twiddle Factor and its Properties
  • DIT-FFT and DIF-FFT algorithms and derivation for N = 4, 8

Chapter: IIR Digital Filters

(Note: A Major Chapter with high Weightage)

Topics to be prepared

I want to Just Pass:

  • Impulse Invariance Method and Aliasing
  • Bilinear Transformation (BLT) Method and Frequency Warping and Pre-Warping.
  • Analog and Digital Frequency Transformations
  • Analog filter approximations: Butterworth Filters
  • Design of IIR digital filters from Analog filters – Order of Filter, Cut-off Frequency, Un-normalized and Normalized Transfer Function

I want to get good Marks: (As above and plus)

  • Analog filter approximations: Chebyshev Filters

Chapter: FIR Digital Filters

(Note: A Major Chapter with high Weightage)

Topics to be prepared

I want to Just Pass:

  • Linear Phase Filters – Phase and Group Delay.
  • Location of the zeros of linear phase FIR filters.
  • Characteristics of FIR digital filters.
  • Frequency Response.
  • Design of FIR digital filters using window techniques (Rectangular and Hamming), Frequency Sampling Technique.
  • Gibbs phenomenon.
  • Comparison of IIR and FIR filters

I want to get good Marks: (As above and plus)

  • Design of FIR digital filters using window techniques (Triangular, Hanning and Blackman)

Chapter: Finite Word length Errors & Digital signal Processors and Application of DSP

(Note: Only Theory is asked from this chapter)

Topics to be prepared

I want to Just Pass:

  • Architecture of Digital Signal Processors.
  • Features-Addressing Formats.
  • Functional Mode
  • Introduction to Commercial Processors.
  • Application of DSP in Biomedical Applications

I want to get good Marks: (As above and plus)

  • Finite Word length effects in Digital Filters.

I want to Score Maximum: (As above and plus)

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