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Smart wearable for infant vital signs and safety monitoring

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Smart Wearable Xtrava Health’s Butterfly.care

In a nutshell

This case study delves into the journey undertaken by Xtrava Health in developing the revolutionary Butterfly.care smart wearable device. The project aimed to elevate the monitoring of infants’ vital signs using cutting-edge technology. The wearable, equipped with AI capabilities and proprietary detection tech, tracked diaper wetness, sleep patterns, and breathing. This study explores the challenges and goals faced by the team in creating a robust wearable with BLE communication and an Android application, and the exceptional solutions that ensued.

Project overview

Project Duration:

12.2015- 03.2019

Team Setup:

2 Embedded Software Developers & Android Developer

Technology:

BLE,C, Android, DSP

Project Scope

The project scope encompassed the following key dimensions:

Firmware Development: Creating firmware for the wearable device with BLE communication, an AI engine, various sensors, and optimized performance-power balance.
Seamless Connectivity: Establishing robust and energy-efficient connectivity between the wearable device and Android mobile phones.
AI Algorithm Integration: Adapting AI algorithms to suit embedded power and memory constraints while maintaining accuracy.
Over-the-Air Update Capability: Enabling remote firmware updates to enhance the device’s functionality.
Android BLE Library: Developing a BLE library for effective communication between the wearable and Android app.
Vital Sign Tracking: Implementing electromagnetic sensing, accelerometer, electrostatic sensing, RGB LED, and external memory to monitor diaper wetness, sleep, and breathing.

Approach

Xtrava & needCode teams orchestrated a systematic approach to achieve project milestones:

Requirements Analysis: Meticulously understanding the device’s functionality needs and user expectations.
Technical Strategy: Crafting a plan that strikes a balance between performance and power consumption, considering safety-critical aspects.
Collaboration: Establishing seamless teamwork between two embedded software developers and an Android developer to synergize skills.
Technology Utilization: Leveraging BLE, C, Android, and DSP technologies to create a cohesive ecosystem for the wearable and app.
Sensing Technology Integration: Integrating electromagnetic, electrostatic sensing, accelerometer, and RGB LED to capture vital signs.
AI Algorithm Adaptation: Transforming AI algorithms to fit the embedded system’s limited power and memory while ensuring precision.
Continuous Testing: Rigorous testing to ensure the wearable’s accuracy, safety, and connectivity.
Over-the-Air Update Implementation: Enabling remote updates for continued enhancement of device features.

Challenges and Goals

Safety – critical low power consumption size limited.
Power management.
Robust connectivity between devices and Android mobile phone.
Hardware firmware integration.
Large amount of data synchronized with android phone,
Converting AI algorithms to fit into embedded power and memory constructs.
Electromagnetic sensing.
Accelerometer.
Electrostatic sensing.
RGB LED.
External Memory.

Business Impact

The Butterfly.care project yielded significant business outcomes:

Advanced Infant Monitoring: Providing parents with a reliable tool to track baby vital signs, enhancing child care.
Innovation Showcase: Positioning Xtrava Health as a pioneer in wearable technology, attracting attention and partnerships.
Technological Edge: Incorporating BLE, AI, and sensor technology, leading to a competitive advantage.
User Convenience: Enabling seamless synchronization of daily statistics with the Android app, promoting user engagement.
Safety and Efficiency: Delivering a safe and power-efficient wearable solution for infant care.

Results and Achievements

The collaborative efforts of both teams. led to remarkable achievements:

Functional Wearable Device: Successful development of a smart wearable with BLE communication, AI engine, and multiple sensors.
Efficient AI Integration: Successful adaptation of AI algorithms to fit the device’s power and memory constraints.
Seamless Connectivity: Establishment of robust connectivity between the wearable and Android app.
Over-the-Air Update Capability: Enabling remote firmware updates for continuous improvements.
Optimized Power Consumption: Balancing performance and power usage for an energy-efficient device.

Conclusion

needCode team’s dedication to the Butterfly.care project has led to a transformative impact on infant care technology.

By creating a sophisticated wearable device that seamlessly tracks vital signs and communicates with an Android app, they have revolutionized the way parents monitor their babies.

The project showcases the power of cross-disciplinary collaboration, cutting-edge technology integration, and efficient design practices.

Xtrava Health’s Butterfly.care stands as a testament to the potential of innovative wearable solutions in addressing real-world challenges, enhancing infant care, and driving business success.