基于织品的低频RC过器用于降低ECG信号中的噪声
Nada Al-Azzawi1, Irem Yunculer2, Kadir Ozlem1
1Faculty of Computer and Informatics Engineering, Computer Engineering Department Istanbul Technical University Istanbul 34469 Turkey.
Global challenges (Hoboken, NJ)
|March 12, 2025
概括
本研究介绍了用于可穿戴技术的基于织的低频电阻电容器 (RC) 过器. 这些电子织过器有效地抑制运动期间心电图 (ECG) 信号中的噪音.
科学领域:
- 电气工程 电气工程
- 材料科学 材料科学 材料科学
- 生物医学工程 生物医学工程
背景情况:
- 电子织品 (e-textiles) 拥有先进的可穿戴技术,可实现基于织品的传感和执行.
- 虽然在电子织品中探索了高频过,但低频过仍未得到充分探索.
- 将过等电子解决方案集成到织品中为可穿戴系统提供了新的可能性.
研究的目的:
- 为可穿戴应用设计和制造基于织的低频电阻电容器 (RC) 过器.
- 探索织过器组件的各种材料和几何配置.
- 在现实应用中评估这些过器的性能和有效性,例如心电图 (ECG) 监测.
主要方法:
- 研究了织电阻和电容元件的不同材料和几何设计.
- 制造出基于织品的RC过器,并分析了它们的频率响应.
- 整合了带有织物电极的过器,并使用ECG信号在静态和动态活动中测试了它们的性能.
主要成果:
- 基于织品的RC过器展示了有效的低频过能力.
- 在噪音抑制方面,实现了与传统电子过器相似的性能.
- 显示了显著的信号噪声比 (SNR) 改进:25dB (静态) 和11dB (动态).
结论:
- 基于织品的低频过器是传统电子过器的可行的替代品.
- 这些过器显示出提高可穿戴生物信号监测质量的巨大潜力.
- 开发的过器适合整合到可穿戴系统中,即使是在体力活动中.
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