基于77 GHz FMCW雷达的多人二维定位方法
Xiaohong Huang1,2, Zedong Ju1,2, Jikun Zhu1,2
1College of Artificial Intelligence, North China University of Science and Technology, Tangshan 063210, China.
Micromachines
|June 28, 2023
概括
这项研究引入了一种基于雷达的方法,用于非接触式患者监测. 该技术准确地检测到多个个体的位置和角度,这对人口老龄化至关重要.
科学领域:
- 工程 工程师 工程师 工程师
- 生物医学工程 生物医学工程
- 信号处理 信号处理
背景情况:
- 全球人口老龄化,增加了对先进患者监测解决方案的需求.
- 无接触式监测技术对于长期的医疗保健和安全至关重要.
研究的目的:
- 提出并验证使用77GHz FMCW雷达进行多人二维定位方法.
- 为了使医疗保健应用程序能够可靠地跟踪个人,而不是接触.
主要方法:
- 利用77 GHz频率调制连续波 (FMCW) 雷达进行数据采集.
- 执行光束扫描以生成距离-多普勒角数据立方体.
- 实施了多通道呼吸频谱叠加算法来过干扰.
- 应用了目标中心选择方法来准确定位.
主要成果:
- 成功处理了雷达数据以获得距离-多普勒角数据立方体.
- 使用开发的算法有效消除干扰目标.
- 准确地确定了多个目标的距离和角度信息.
- 实验验证证了该方法对多人检测的能力.
结论:
- 拟议的77 GHz FMCW雷达方法能够准确地无接触地对多个个体进行2D定位.
- 这项技术在老龄化社会中具有长期患者监测的巨大潜力.
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