Electronic Systems
Electronic Systems
Acquire foundational knowledge of electronic components and circuits for further studies in engineering and technology.
Course Instructor
Prof. Janakiraman Viraraghavan
Duration
8 Weeks
Course Fee
500
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About The Course
Introduction to Electronic Systems is an 8-week course offered by Prof. Janakiraman Viraraghavan from the Department of Electrical Engineering, IIT Madras. This introductory course serves as a crucial stepping stone for further exploration in specialized areas of electronics. Through engaging lectures and hands-on activities, you'll connect theoretical knowledge with practical applications, gaining insight into how electronic circuits are designed and analyzed.
Course Instructor

Prof. Janakiraman Viraraghavan
Associate Professor, Department of Electrical Engineering, IIT Madras
Prof. Janakiraman Viraraghavan is an Assistant Professor at the Department of Electrical Engineering, IIT Madras and is part of the Integrated Circuits and Systems (iCS) group. His research interests include porting machine-learning algorithms on to hardware and statistical analysis in VLSI. He also has a keen interest in Microprocessors and Programming in general.
Content Overview
Course Duration: 8 Weeks
Module 1 (Weeks 1-2): Introduction to Electronic Systems
- Electronic Miniaturization
- Dissection of Mobile phone
- Battery / Charger specifications
- Battery rating - Ah, Wh, V
- Charger rating - A, W
Module 2 (Weeks 3-4): The Physics Behind Electrical Resistance
- Voltage
- Current
- Resistance
- Power and Energy dissipation
Module 3 (Weeks 5-6): Introduction to Time Varying Signals
- Overview of operation of an electric motor
- Overview of operation of a microphone
- Overview of operation of an electric generator
- Prominence of sinusoidal signals
- Characterisation of sinusoidal signals - Amplitude, RMS, Frequency, Time Period
Module 4 (Weeks 7-8): Energy of Time Varying Signals
- Calculation of energy of time varying signals
- Harmonics in time varying signals
- Electricity bill calculation
Live Sessions: Weekly live interactive sessions on Saturdays
Assessment Layout
Assignments: The course includes the release of 4 bi-weekly online assignments (every alternate week). Students need to attempt at least 3 of these assignments and must achieve a minimum score of 40 marks in each to be eligible for the certificate.
Take-Home Project: An optional project consisting of questions that cover all the topics from the theory videos, accompanied by a small project report.
Final Exam: An optional online final exam designed to assess the knowledge gained throughout the course, which can only be attempted after completing and submitting the required assignments and the take-home project.
Certificate Acquisition
Participation Certificate - Check Sample Certificate
To receive this participation certificate, a student must pass 3 out of 4 assignments with an average score of at least 40 marks.Completion Certificate - Check Sample Certificate
To receive this completion certificate, a student must fulfill the following criteria:
- A student must pass 3 out of 4 assignments with an average score of at least 40 marks.
- Submission of the take-home project is mandatory for the student.
- Once the above two conditions are satisfied, the student should attempt the final exam and must receive a minimum score of 40 marks.
Building a Robot - DIY
The hands-on activities involve building basic robots which can be controlled wirelessly using a mobile phone. This will introduce students to the fundamentals of battery management, motor control and microcontroller programming. The course will involve live workshop sessions and a tech-support WhatsApp group where domain experts will guide the students in each step of the process, right from sourcing the components to putting together a working robot.