Skip to main content
Industrial Research And Consultancy Centre
Patent
Ultra-low noise instrumentation amplifier
Abstract

This invention introduces an ultra-low noise amplifier designed to enhance the detection of weak biological signals, like those from the brain or during fetal monitoring. Unlike traditional methods that consume a lot of power, this amplifier operates efficiently, making it suitable for portable medical devices. It uses advanced technology to minimize electrical interference and accurately amplify delicate signals, which is crucial for improving medical diagnostics and advancing research in neuroscience.

Societal Impact
  • Improved Medical Diagnostics: Enhances the accuracy of neurological and fetal monitoring, aiding in early detection and treatment. 
  • Accessible Healthcare Technology: Facilitates portable, low-power medical devices that can be used anywhere, improving healthcare access in remote areas. 
  • Advancing Neural Research: Supports breakthroughs in neuroscience by providing clearer data on brain activity, contributing to our understanding of the brain and its disorders.
Salient technical features and Advantages of the Technology
  • Silent Signal Amplification: Amplifies faint biological signals (like brain waves) with minimal electrical noise, enhancing clarity and accuracy in medical diagnostics. 
  • Efficient Power Use: Achieves high sensitivity without draining battery power, making it ideal for portable medical devices like wearable monitors. 
  • Precision Engineering: Uses symmetrical transistor pairs in a smart way to reduce unwanted electrical interference, ensuring clear signal detection. 
  • Cutting-edge Design: Designed to match the sensitivity of the human body's own electrical signals, enabling precise measurement without distortion.


  • Silent Signal Amplification: Amplifies faint biological signals (like brain waves) with minimal electrical noise, enhancing clarity and accuracy in medical diagnostics. 
  • Efficient Power Use: Achieves high sensitivity without draining battery power, making it ideal for portable medical devices like wearable monitors. 
  • Precision Engineering: Uses symmetrical transistor pairs in a smart way to reduce unwanted electrical interference, ensuring clear signal detection. 
  • Cutting-edge Design: Designed to match the sensitivity of the human body's own electrical signals, enabling precise measurement without distortion.
Technology readiness level

4

Current Status of Technology

The test chip is fabricated and tested in the lab.

Relevant Industries

consumer electronics, biotechnology, healthcare and medical devices

Applications or Domain
  • Medical Devices: Can be used in EEG (brainwave) monitors to detect and analyze brain activity with high sensitivity and minimal interference. 
  • Fetal Monitoring: Applicable in devices to monitor fetal heartbeats and movements, ensuring accurate and reliable measurements. 
  • Neuroscience Research: Can be employed in laboratories for studying neural signals with precision, contributing to advancements in understanding brain functions and disorders.