Signal Conditioning II - The Analogue Domain

Signal Conditioning II - The Analogue Domain

Precision analog signal conditioning – A practical design study with a focus on the analogue domain

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About this course

Sensing and acquiring sub-millivolt signals in the presence of broad band noise, sensor interference, and other environmental effects are challenging. In this class you will learn how to design signal conditioning systems, in both the analogue and digital domain, to overcome these challenges and gather quality data from the sensor. The class will follow a design flow taking the attendee from component selection to a practical design. 

This course will cover the analogue section of the design concluding with a practical demonstration of the analogue front end. 

Another course will cover the digital section of the design covering ADC principles and techniques to further process the analogue signal 

Curriculum45 min

  • Introduction
  • Syllabus
  • Introduction and Prerequisites 1 min
  • Requirements
  • Class Objective 1 min
  • Bio-potential signal background 2 min
  • Quiz
  • Study of a typical ECG measurement system
  • ECG signal characteristics 2 min
  • Architecture
  • Design Requirements 1 min
  • The Driven Right Leg System 1 min
  • Basic Blocks for a two Electrode System 1 min
  • Instrumentation Amplifiers
  • The Traditional 3 Op Amp INA 5 min
  • The Indirect Current Feedback INA 4 min
  • Filters
  • Why does our design need filters? 1 min
  • High Pass Filter and AC Coupled Amplifier 5 min
  • Low Pass Filter 4 min
  • Notch Filter 4 min
  • Using Mindi to simulate the design
  • Modelling the ECG Electrodes 3 min
  • Simulating the Analog Front End 2 min
  • Simulating the Filter Blocks 1 min
  • Simulating the Whole Front End 2 min
  • The Real Design
  • Practical Demonstration 3 min
  • Your Feedback
  • We need your Feedback

About this course

Sensing and acquiring sub-millivolt signals in the presence of broad band noise, sensor interference, and other environmental effects are challenging. In this class you will learn how to design signal conditioning systems, in both the analogue and digital domain, to overcome these challenges and gather quality data from the sensor. The class will follow a design flow taking the attendee from component selection to a practical design. 

This course will cover the analogue section of the design concluding with a practical demonstration of the analogue front end. 

Another course will cover the digital section of the design covering ADC principles and techniques to further process the analogue signal 

Curriculum45 min

  • Introduction
  • Syllabus
  • Introduction and Prerequisites 1 min
  • Requirements
  • Class Objective 1 min
  • Bio-potential signal background 2 min
  • Quiz
  • Study of a typical ECG measurement system
  • ECG signal characteristics 2 min
  • Architecture
  • Design Requirements 1 min
  • The Driven Right Leg System 1 min
  • Basic Blocks for a two Electrode System 1 min
  • Instrumentation Amplifiers
  • The Traditional 3 Op Amp INA 5 min
  • The Indirect Current Feedback INA 4 min
  • Filters
  • Why does our design need filters? 1 min
  • High Pass Filter and AC Coupled Amplifier 5 min
  • Low Pass Filter 4 min
  • Notch Filter 4 min
  • Using Mindi to simulate the design
  • Modelling the ECG Electrodes 3 min
  • Simulating the Analog Front End 2 min
  • Simulating the Filter Blocks 1 min
  • Simulating the Whole Front End 2 min
  • The Real Design
  • Practical Demonstration 3 min
  • Your Feedback
  • We need your Feedback