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开发和评估蓝牙低能耗设备用于电子遭遇指标
Kathryn E Keenan1, José Aumentado1, Harold Booth2
1National Institute of Standards and Technology, Boulder, CO 80305 USA.
概括
低成本的可穿戴设备提供独立于智能手机的隐私保护曝光通知. 虽然RSSI对距离的准确性有限,但这些设备显示了研究室内环境中疾病传播和相互作用的潜力.
科学领域:
- 流行病学 流行病学
- 可穿戴技术可穿戴技术
- 公共卫生 公共卫生
背景情况:
- 随着COVID-19的爆发,人们越来越需要有效的接触者追踪和暴露通知系统.
- 现有的电子工具通常依赖于智能手机,智能手机在学校和养老院等特定环境中的透程度有限.
- 需要提供可访问的,保护隐私的暴露通知替代方案.
研究的目的:
- 设计和测试低成本,保护隐私的可穿戴设备,用于暴露通知.
- 评估独立于智能手机使用这些设备的可行性.
- 评估接收信号强度指标 (RSSI) 对于近距离检测的可靠性.
主要方法:
- 使用现有硬件开发可穿戴设备,设计用于独立操作.
- 设备功能和数据分析的初始测试.
- 评估接收信号强度指标 (RSSI) 作为设备对设备距离的代理.
主要成果:
- 开发的可穿戴设备可以在没有智能手机的情况下运行.
- 接收信号强度指示器 (RSSI) 不能可靠地表示设备之间的距离,在理想条件之外的准确性显著下降.
- 尽管有局限性,但这些设备证明了对研究的潜在实用性.
结论:
- 低成本的可穿戴暴露通知设备可以独立于智能手机开发.
- 在现实世界中,RSSI对于这些设备来说并不是一贯可靠的测量距离.
- 进一步改进可以使这些设备在室内环境中对疾病传播和人/动物相互作用进行有价值的研究.
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