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Design and implementation of an intelligent belt system using accelerometer.

Botong Liu, Duo Wang, Sha Li

    Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
    |January 7, 2016
    PubMed
    Summary

    This study introduces an intelligent wearable belt using a triaxial accelerometer to accurately monitor physical activity and detect steps. The system also features an emergency alarm function for user safety.

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    Area of Science:

    • Wearable technology
    • Biomedical engineering
    • Human-computer interaction

    Background:

    • Activity monitor systems are increasingly utilized by athletes and casual users for managing daily physical activity.
    • Accurate tracking of physical activities like steps is crucial for health and performance monitoring.

    Purpose of the Study:

    • To design and implement an intelligent belt system for detecting user's step and flapping motion.
    • To develop a high-accuracy, low-complexity step detection algorithm.
    • To create an effective emergency alarm subsystem integrated with a smartphone application.

    Main Methods:

    • Utilized a triaxial accelerometer integrated into a wearable belt worn on the waist.
    • Developed a real-time step detection algorithm with high accuracy and low complexity.
    • Implemented an Android application for managing the intelligent belt and data transmission.
    • Proposed a robust protocol for efficient data communication between the smartphone and the wearable belt.

    Main Results:

    • The intelligent belt system accurately detects physical activities, with an overall algorithm accuracy exceeding 95%.
    • The developed step detection algorithm demonstrates high precision and computational efficiency.
    • An effective alarm subsystem was implemented, capable of notifying emergency contacts upon detecting a flapping motion.

    Conclusions:

    • The intelligent belt system offers a practical and accurate solution for monitoring physical activity.
    • The system's high accuracy and integrated safety features make it significant for real-world applications.
    • The combination of activity monitoring and an emergency alert system enhances user safety and health management.