BM605

I am offering this M.Tech. level course every Aug to November semester.

Objective: This course covers the fundamentals of electronics and communication required for biomedical engineers. The focus shall be on learning to build circuits and software from first principles with an orientation towards bio-medical applications.

Module-wise Course Contents (Include laboratory/design activities):
Module No. and TitleNo. of Lectures / Lab HoursModule Description
  1. Measurements and Errors
2/0Covers the principles of measurements, errors and significant figures
  1. Basic Electronics
8/4Resistors, Capacitors and Inductors, PN junction diodes and their applications transistors and their applications.
  1. Circuit Theory
3/2Kirchhoff’s laws, Thevenin’s and Norton’s theorems, and complex impedance
  1. Operational Amplifiers 
6/4Operational Amplifiers and their applications
  1. Signal Processing
8/4Signals and systems, Fourier analysis, DSP concepts
  1. Digital Electronics
3/2Digital circuit concepts, Microcontroller programming
  1. Communication Fundamentals
4/2AM, FM, UART, ASK etc.
  1. Bio-potentials
3/2Action-potential, ECG, EEG
  1. Medical instrumentation applications
4/2Introduction to electronics in various medical instruments.

Lectures and Labs List of 2019

Lecture 1:  Introduction to course. Accuracy and precision, Significant figures.
Lecture 2: Distribution of errors, Propagation of uncertainities,
Lecture 3: Basics of charge, potentials, voltage and current, Ohm’s law, KCL and KVL
Lab 1: Introduction to simulation software, lab equipment and making a potential divider.
Lecture 4: Distribution of errors, Propagation of uncertainities,
Lecture 5: Basics of charge, potentials, voltage and current, Ohm’s law, KCL and KVL
Lecture 6: Capacitors, Inductors, solving circuits with cramer’s rules
Lab 2: Copper plating on spoon.
Lecture 7: Important network theorems, Superposition, Thevenin, Maximum power transfer
Lecture 8: Different types of important signals. sinusoidal response of RC and RL circuits, Euler’s theorem and it’s application to solve the sinusoidal response of linear circuits.
Lecture 9: Concept of complex impedance, Charging and discharging of capacitors
Lecture 10: Diodes, Non-linear resistors with diodes.
Lecture 11: Half-wave and full-wave rectifiers. peak detector, clamper.
Lab 3: Making a Cellphone Charger with a full bridge rectifier and ripple correction
Lecture 12: Voltage multiplier, Ripple reduction in rectifiers.
Lecture 13:  Diodes as digital gates, diodes as analog gates, zener voltage regulator
Lecture 14: P-type and N-type semiconductors, PN Junction characteristics, Bipolar junction transistor.
Lecture 15: VI characteristics of NPN transistors. NPN-transistor inverter
Lecture 16: Transistor as switch, biasing a transistor in active region.
Lecture 17: Dual supply and single supply biasing, Small signal model of common emitter amplifier. Gain, input and output impedance calculation.
Lab 4: Making a transistor audio amplifier.
Lecture 18: Steps in design of a common-emitter single supply amplifier, common collector configuration. Discussion of Mid-sem questions
Lab 5: Making an electronic stethoscope using LM386.
Lecture 19: Operational amplifiers, ideal circuit model,  pin configuration,  Non-inverting and inverting configuration, Gain bandwidth product of Opamp amplifiers
Lab 6: Making a Non-inverting Opamp amplifier and plotting its bandwidth for different gains.
Lecture 20: Slew-Rate, difference amplifier, summing amplifier, voltage follower, schmitt-trigger, precision rectifier