Course | Master of Science in Electrical Engineering
Semester: Fall 2025
Instructor: Dr. Tom Chen

Electronic Biosensors

Course Overview

This course explored the electronic circuits and sensing systems that enable next-generation healthcare technologies, with a focus on early disease detection, continuous health monitoring, and personalized wellness. Adopting a systems-oriented approach, the course connected human physiological signals with electronic sensor interfaces, low-power analog circuits, data conversion, and digital communication. Emphasis was placed on practical circuit design techniques for reliable, energy-efficient medical and health-monitoring applications.

Technical Scope

• Biomedical Sensing & Signal Acquisition
  Studied electronic sensors and biosensors used to capture physiological signals, emphasizing signal characteristics, noise sources, and safe interaction with the human body.

• Low-Power Analog Circuit Design
  Designed low-noise, low-power amplifiers for weak biological signals, focusing on power efficiency, signal integrity, and robustness for wearable and portable health devices.

• Data Conversion & Digitization
  Analyzed and implemented precision analog-to-digital converters (ADCs) tailored for biomedical applications, balancing resolution, speed, and energy consumption.

• Digital Interfaces & Data Transmission
  Explored efficient digital interfaces for transmitting health data, with attention to reliability, latency, and integration with embedded and wireless systems.

• Real-Time Health Monitoring Systems
  Examined system-level architectures for continuous monitoring of vital signals, highlighting challenges in long-term operation, power management, and data accuracy.

• Medical Electronics & Diagnostics
  Investigated electronic systems used in medical diagnostics, emphasizing how circuit-level design choices impact detection accuracy and real-world clinical performance.

Final Thoughts

This course strengthened my ability to design and analyse low-power, high-precision electronic circuits for real-world health and biomedical applications. It combined hands-on circuit design with system-level thinking critical for wearable and medical technologies. The experience directly supports roles in medical electronics, health-tech hardware, and embedded system design.