Analog communication

By Prof. Goutam Das   |   IIT Kharagpur
Learners enrolled: 3863
The course will introduce the participants to the signal representation in both time and frequency domain, basic analog communication techniques like modulation theory, system design for analog modulator and demodulator, random process and noise analysis.

INTENDED AUDIENCE : Electronics and Communication Engineering / Electrical Engineering

PRE-REQUISITES :         Familiarity with a Signals and System

Course Status : Completed
Course Type : Core
Duration : 12 weeks
Start Date : 26 Jul 2021
End Date : 15 Oct 2021
Exam Date : 23 Oct 2021 IST
Enrollment Ends : 09 Aug 2021
Category :
  • Electrical, Electronics and Communications Engineering
Credit Points : 3
Level : Undergraduate

Page Visits

Course layout

Week 1: Introduction to Fourier Series and Fourier Transform (4 hours)
Week 2: Energy and Power Spectral Densities (3 hours)
Week 3: Modulation Theory (2 hours)
Week 4: Amplitude Modulation – AM and DSB-SC (3 hours)
Week 5: SSB-SC and VSB (3 hours)
Week 6: Angle Modulation – FM, PM (3 hours)
Week 7: Sampling Theorem (2 hours)
Week 8: Pulse Modulation and PCM (2 Hours)
Week 9: Introduction to Random Process (2 Hours)
Week 10: Spectral Analysis of Random Process (2 Hours)
Week 11: Characteristics of Band-pass noise (2 Hours)
Week 12: Performance Analysis of AM, DSB-SC with Noise (2 Hours)

Books and references

1.B. P. Lathi, Z. Ding “Modern Digital and Analog Communication Systems”, Oxford University Press, 2010.
2.S. Haykin, “Communication Systems”, Wiley India Edition, 2009.

Instructor bio

Prof. Goutam Das

IIT Kharagpur
Prof. Goutam Das has obtained his B.Tech., M.Tech. and Ph.D. degrees in E&ECE from the Bengal Engineering college, Shibpore, IIT Kharagpur and University of Melbourne respectively. He joined the Indian Institute of Technology, Kharagpur, as a faculty member in 2011, in G. S. Sanyal School of Communications, where he is presently an assistant Professor. He has over 10 years of teaching and research experience. He has more than 60 publications to his credit in international journals and conferences. His research interests include Optical and wireless Access Networks System and protocol design and performance evaluation.

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 centres.
The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).
Date and Time of Exams: 23 October 2021 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.


Average assignment score = 25% of average of best 8 assignments out of the total 12 assignments given in the course.
Exam score = 75% of the proctored certification exam score out of 100

Final score = Average assignment score + Exam score

YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100.

Certificate will have your name, photograph and the score in the final exam with the breakup.It will have the logos of NPTEL and IIT Kharagpur .It will be e-verifiable at nptel.ac.in/noc.

Only the e-certificate will be made available. Hard copies will not be dispatched.

Once again, thanks for your interest in our online courses and certification. Happy learning.

- NPTEL team

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