| 基于信号质量评估的可穿戴动态心电监护 |
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| 引用本文： | 孙佳新,吴怡之,许红安,刘文轩.基于信号质量评估的可穿戴动态心电监护[J].微型机与应用,2011,30(4):79-82. |
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| 作者姓名： | 孙佳新 吴怡之 许红安 刘文轩 |
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| 作者单位： | 1. 东华大学,信息科学与技术学院,上海,201620
2. 华东师范大学,信息科学与技术学院,上海,200062 |
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| 摘 要： | 针对医疗保健领域人体生理监护的需要,提出了一种基于信号质量评估和卡尔曼滤波的可穿戴动态心电监护系统的设计。首先分析了可穿戴动态心电信号的特征,接着给出了基于信号质量评估和卡尔曼滤波的动态心率估计模型,并说明了利用R波检测和加速度计的结果来获得运动状态下心电信号质量指数SQI的方法,然后通过SQI的值对卡尔曼滤波器的参数进行动态调节,以获得最佳的心率估计。最后,通过实际的测试证明了该系统具有较高的可靠性和有效性。
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| 关 键 词： | 可穿戴 卡尔曼滤波 质量评估 动态 |
Wearable dynamic ECG monitoring system based on signal quality estimation |
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| Sun Jiaxin,Wu Yizhi,Xu Hongan,Liu Wenxuan.Wearable dynamic ECG monitoring system based on signal quality estimation[J].Microcomputer & its Applications,2011,30(4):79-82. |
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| Authors: | Sun Jiaxin Wu Yizhi Xu Hongan Liu Wenxuan |
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| Affiliation: | Sun Jiaxin1,Wu Yizhi1,Xu Hongan2,Liu Wenxuan1(1.College of Information Sciences and Technology,Donghua University,Shanghai 201620,China,2.College of Information Sciences and Technology,East China Normal University,Shanghai 200062,China) |
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| Abstract: | To meet the requirements of personal physiological signal monitoring,the paper propose an wearable dynamic ECG monitoring system based on signal quality estimation and Kalman filter.Firstly,analyze the characteristics of the wearable dynamic ECG signal.And then a model of dynamic heart rate estimation based on signal quality estimation and Kalman filter is built.Simultaneously,provide a method to acquire the SQI using the results of R waves and accelerometer.After that,use the SQI to adjust the parameter of... |
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| Keywords: | wearable Kalman filter signal quality estimation dynamic |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
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