Introduction to Digital Signal Processing

By C.S. Ramalingam | Indian Institute of Technology Madras

Learners enrolled: 30

This course will introduce you to the basics of discrete-time sequences, z-transform, frequency response of discrete-time systems, sampling, and the DFT.

Summary

Course Status :	Completed
Course Type :	Core
Language for course content :
Duration :	Self Paced
Category :	Annual Refresher Programme in Teaching (ARPIT)
Credit Points :	3
Level :	Undergraduate

Page Visits

Course layout

Week 1: Introduction to discrete-time sequences, operations on the independent variable, elementary signals: unit step.

Week 2: Elementary signals: Dirac delta, exponential, similarities and differences between CT and DT sinusoids.

Week 3: Introduction to systems and their properties, LTI systems, convolution.

Week 4: Definition of the z-transform, region of convergence, simple examples, DTFT as a special case of the z-transform.

Week 5: Properties of the z-transform.

Week 6: Inverse z-transform.

Week 7: Sequences having DTFT but no z-transform.

Week 8: Response to suddenly applied inputs, response to A cos(ω0n+θ).

Week 9: Frequency Response of LTI systems with rational transfer function, magnitude response.

Week 10: Phase Response.

Week 11: Sampling.

Week 12: Discrete Fourier Transform.

Books and references

1) A.V. Oppenheim and R.W. Schafer, Discrete-Time Signal Processing, 3rd edition, Pearson Education, 2010.

2) John Proakis and Dimitris Manolakis, Digital Signal Processing, 4th edition, Pearson Education, 2007.

3) Sanjit Mitra, Digital Signal Processing, 4th edition, McGraw-Hill, 2011.

Instructor bio

Prof. C.S. Ramalingam obtained his BE (ECE) from the University of Madras, an M.Tech degree from IIT Kharagpur, and a Ph.D in Electrical Engineering from the Univ. of Rhode Island, Kingston, USA. He was a Member of Technical Staff at the DSPS R&D Center of Texas Instruments (Dallas, TX) from 1995—2001. Since 2001 he is with the Department of Electrical Engineering at IIT Madras, where he is currently Associate Professor. His areas of interest are Signal Processing with applications to Speech Analysis, Synthesis, and Coding.

Course certificate

The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centers.
The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).
Date and Time of Exams: 29 September 2019, Morning session 9am to 12 noon; Afternoon Session 2pm to 5pm.
Registration url: Announcements will be made when the registration form is open for registrations.
The online registration form has to be filled and the certification exam fee needs to be paid. More details will be made available when the exam registration form is published. If there are any changes, it will be mentioned then.
Please check the form for more details on the cities where the exams will be held, the conditions you agree to when you fill the form etc.

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