低功耗无线心电图检测系统与QRS复波检测算法研究

摘要

A design method for a novel wireless 3 lead ECG detecting system with lower consumption is given.The analog amplifying processing circuit,data acquisition processing module based on STM32F103 and wireless communication module based on nRF24L01 are introduced.A kind of QRS complex wave detection algorithm with low complexity and high accuracy rate using differential method is presented,and the effectiveness of the algorithm is verified by simulation.The ECG detecting system can be used not only in hospital patient care,but also can be used for personal care at home.%以低功耗设计为目标,给出了一种新型的无线三导联心电图检测系统的设计方法.分别对所设计的模拟放大处理电路、基于STM32F103数据采集处理模块,基于nRF24L01无线通信模块进行了介绍.提出应用差分方法设计了一种复杂度低且正确率高的QRS复波检测算法,并通过仿真验证了该算法的有效性.该心电图检测系统不仅可用于医院病人监护,也可用于个人家庭监护.