Digital Signal Processing - [2171003]


Teaching Scheme

Tutorial Practical Total
4 0 2 6

Examination Scheme

Theory Examination Practical Examination Total
ESE (E) PA (M) ESE Viva (V) PA (I)
70 30 30 20 150

    ESE = End Semester Examination, PA = Progressive Assessment

Course Type   

Syllabus Content

Signals, systems and signal processing, classification of signals, elements of digital signal processing system, concept of frequency in continuous and discrete time signals, Periodic Sampling, Frequency domain representation of sampling, Reconstructions of band limited signals from its samples, general applications of DSP
Discrete-Time Signals, Discrete-Time Systems, LTI Systems, Properties of LTI Systems, linear convolution and its properties, Linear Constant Coefficient Difference equations,. Frequency domain representation of Discrete-Time Signals & Systems, Representation of sequences by discrete time Fourier Transform, (DTFT), Properties of discrete time Fourier Transform, and correlation of signals, Fourier Transform Theorems.
Z-Transform, Properties of ROC for Z-transform, the inverse Z-transform methods, Z- transforms properties, Analysis of LTI systems in time domain and stability considerations. Frequency response of LTI system, System functions for systems with linear constant-coefficient Difference equations, Freq. response of rational system functions relationship between magnitude & phase, All pass systems, inverse systems, Minimum/Maximum phase systems, systems with linear phase.
Block Diagram and signal flow diagram representations of Linear Constant-Coefficient Difference equations, Basic Structures of IIR Systems, Transposed forms, Direct and cascade form Structures for FIR Systems, Effects of Co-efficient quantization.
Design of Discrete-Time IIR filters from Continuous-Time filters- Approximation by derivatives, Impulse invariance and Bilinear Transformation methods; Design of FIR filters by windowing techniques, Illustrative design examples of IIR and filters.
Representation of Periodic sequences: The discrete Fourier Series and its Properties Fourier Transform of Periodic Signals, Sampling the Fourier Transform, The Discrete-Fourier Transform, Properties of DFT, Linear Convolution using DFT.
FFT-Efficient Computation of DFT, Goertzel Algorithm, radix2 and radix 4 Decimation-in-Time and Decimation-in-Frequency FFT Algorithms.
Harward architecture, pipelining, Multiplier-accumulator (MAC) hardware, architectures of fixed and floating point (TMSC6000) DSP processors.

Study Material

Class Note

Reference Books

SrTitleAuthorPublicationAmazon Link
1“Digital Signal Processing: Principles, Algorithm & Application”Proakis, ManolakisPearson
2“Discrete Time Signal Processing”Oppeheim, Schafer, BuckPearson education publication
3Digital Signal Processing fundamentals and applicationsLi TanElsevier
4Fundamentals of digital Signal ProcessingLonnie c.LudemanWiley
5Digital Signal processing-A Practical Approach ,Emmanuel Ifeacher, Barrie W.JervisPearson Education
6Digital Signal ProcessingS.Salivahanan, A.Vallavaraj, C.GnapriyaTMH
7Digital Signal Processors, Architecture, programming and applicationB. Venkatramani, M BhaskarMc-Graw Hill

Course Outcome

  • Discrete-Time Signals and Systems
  • The Z- Transform and Analysis Linear Time-of Invariant System
  • Structures for Discrete Time Systems:
  • Filter Design Techniques:
  • Discrete-Fourier Transform:
  • Fast Fourier Transform:
  • DSP Processors