嵌入式脉搏波呼吸频率检测系统的研究与设计  

Research and Design of Embedded Pulse Wave Respiratory Frequency Detection System

作　　者：田立武[1] 沈晓萍[1] TIAN Liwu;SHEN Xiaoping(Jiaxing Vocational&Technical College,Jiaxing 314036,China)

机构地区：[1]嘉兴职业技术学院,浙江嘉兴314036

出　　处：《现代信息科技》2021年第18期48-50,55,共4页Modern Information Technology

基　　金：嘉兴职业技术学院科研项目(jz yy201933)。

摘　　要：项目基于嵌入式芯片设计了一款脉搏波呼吸频率检测系统,可应用于临床和家庭保健中的呼吸信号检测。项目对光电容积脉搏波信号的特征进行了深入研究,系统整体采用ARM芯片加Linux操作系统方案,主要包括ARM微处理器主板电路、脉搏波信号采集器、信号处理电路、LCD显示四部分。脉搏波信号的检测方法采用经验模态分解方法,系统稳定且结果数据误差小,达到项目要求。The project designs a pulse wave respiratory frequency detection system based on embedded chip,which can be applied to respiratory signal detection in clinical and family health care.The project makes an in-depth study on the characteristics of optical capacitance product pulse wave signal.The whole system adopts the scheme of ARM chip and Linux operating system,mainly including ARM microprocessor motherboard circuit,pulse wave signal collector,signal processing circuit and LCD display.The detection method of pulse wave signal adopts empirical mode decomposition method.The system is stable and the result data error is small,which meets the project requirements.

关 键 词：嵌入式 脉搏波 检测系统 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]