Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Instrumentation Amplifier

Instrumentation Amplifier

An electrocardiography (ECG) machine is an essential piece of medical equipment used to monitor the electrical activity of the heart. It operates by detecting small electrical changes on the skin that result from the depolarization of the heart muscle during each heartbeat. However, these signals are in the microvolt range and can be easily overwhelmed by noise or interference.
To overcome this challenge, an ECG machine utilizes an instrumentation amplifier. This specialized amplifier is...

Electrocardiogram Fundamentals

Electrocardiogram Fundamentals

Introduction
An electrocardiogram (ECG) is a diagnostic tool for identifying cardiac conditions such as arrhythmias, conduction abnormalities, and myocardial ischemia.
Definition
An electrocardiogram (ECG) visualizes the heart's electrical activity by tracing the electrical movement associated with each heartbeat on a graph or monitor. As the heart beats, an electrical wave passes through it, correlating with the cardiac cycle events.
Parts of an ECG
An ECG utilizes electrodes on the skin to...

Electrocardiogram

Electrocardiogram

An electrocardiogram (ECG or EKG) is a critical diagnostic tool that records the electrical signals produced by the heart during each heartbeat. This recording is achieved through electrodes placed strategically on the arms, legs, and chest. The electrocardiograph amplifies these signals and produces 12 distinct tracings, offering a comprehensive understanding of the heart's electrical activity.
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and the T...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

<i>In Vivo</i> Quantification of Histone Acetylation Turnover and Acetyl-CoA Sources Using ²H₂O Metabolic Labeling and High-Resolution Mass Spectrometry.

bioRxiv : the preprint server for biology·2026

Same author

Integrated multi-omics reveals adaptive anti-oxidant remodeling in early alcohol-associated liver disease.

bioRxiv : the preprint server for biology·2026

Same author

Low-Power OOK Transceiver with Auto-Feedback Calibrator in Receiver and Harmonic Mitigation Technique in Transmitter for Implantable Devices.

IEEE transactions on biomedical circuits and systems·2026

Same author

Robust Non-Invasive Cardiac Index Prediction via Feature Integration and Data-Augmented Neural Networks.

Bioengineering (Basel, Switzerland)·2026

Same author

ReHeartNet: Reconstruct Electrocardiogram From Photoplethysmography by Using Dense Connected Deep Learning Model.

IEEE open journal of engineering in medicine and biology·2026

Same author

Wearable sensors for monitoring drug pharmacokinetics in patients with Parkinson's disease.

Scientific reports·2026

Search research articles

Related Experiment Video

Updated: May 24, 2026

A Real-Time Wearable Electromyography Measurement System for Small Animals

A Real-Time Wearable Electromyography Measurement System for Small Animals

Published on: November 15, 2024

Low-power analog integrated circuits for wireless ECG acquisition systems.

Tsung-Heng Tsai¹, Jia-Hua Hong, Liang-Hung Wang

¹Department of Electrical Engineering, National Chung Cheng University, Chia-Yi 62102, Taiwan. ieetht@ccu.edu.tw

IEEE Transactions on Information Technology in Biomedicine : a Publication of the IEEE Engineering in Medicine and Biology Society

|March 1, 2012

Summary

This study introduces low-power analog integrated circuits for wireless electrocardiogram (ECG) acquisition systems. These circuits enable efficient, portable healthcare monitoring through miniaturization and system integration.

More Related Videos

Bidirectional Electrical and Optoelectronic Interfaces in Healthy and Ischemic Ex Vivo Rat Hearts

Bidirectional Electrical and Optoelectronic Interfaces in Healthy and Ischemic Ex Vivo Rat Hearts

Published on: July 18, 2025

Related Experiment Videos

Last Updated: May 24, 2026

A Real-Time Wearable Electromyography Measurement System for Small Animals

A Real-Time Wearable Electromyography Measurement System for Small Animals

Published on: November 15, 2024

Bidirectional Electrical and Optoelectronic Interfaces in Healthy and Ischemic Ex Vivo Rat Hearts

Bidirectional Electrical and Optoelectronic Interfaces in Healthy and Ischemic Ex Vivo Rat Hearts

Published on: July 18, 2025

Area of Science:

Electrical Engineering
Biomedical Engineering
Integrated Circuit Design

Background:

Body sensor networks require power-efficient communication for healthcare systems.
Miniaturization and system integration are key for developing advanced portable medical devices.

Purpose of the Study:

To present low-power analog integrated circuits (ICs) for wireless electrocardiogram (ECG) acquisition systems.
To enable efficient and portable ECG monitoring through integrated system design.

Main Methods:

Development of a low-power analog front-end system including an ECG acquisition board, low-pass filter, and successive-approximation analog-to-digital converter.
Design of a 2.4 GHz direct-conversion transmitter with a quadrature CMOS voltage-controlled oscillator, power amplifier, and upconversion mixer.
Implementation of a 2.4 GHz fully integrated CMOS RF front-end receiver with a low-noise amplifier, differential power splitter, and quadrature mixer using a current-reused folded architecture.
Fabrication of the low-power ICs using a 0.18 μm TSMC CMOS standard process, adhering to IEEE 802.15.4 2.4 GHz standards.

Main Results:

The developed analog front-end ICs effectively acquire ECG signals on the human body.
The integrated circuits meet the specifications required for wireless ECG monitoring systems.
Successful fabrication and testing of the low-power analog ICs for wireless ECG acquisition.

Conclusions:

The proposed low-power analog front-end ICs are suitable for effective ECG signal acquisition in wireless healthcare systems.
Miniaturization and system integration of these ICs contribute to the advancement of portable ECG detection devices.
The developed wireless ECG acquisition system demonstrates the feasibility of power-efficient and integrated healthcare monitoring solutions.