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Abstract:
本发明提出一种胎儿心电检测电路系统。其采用ADI的两路模拟前端芯片AD8232来采集孕妇胸部心电信号和腹部心电信号,经过低通、高通和工频陷波电路对采集的信号进行滤波处理,以滤除掉心电信号频率外信号的干扰;再将两路信号交超低功耗处理器MSP430f5342模数转换为数字信号,然后将两路信号经中值滤波算法去除基线漂移。两路信号经SPI通信交AT45DB081D存储,或者经过UART口传输给蓝牙模块后无线传输到手机APP端或者电脑端,经自适应滤波算法或者模板匹配法等算法提取出胎儿心电信号并显示波形和心率,并对异常胎儿心电报警。该电路系统有充电红色指示灯、导联脱落绿色指示灯闪烁提示、模块AD8232低功耗和蓝牙模块低功耗配置功能;该系统具有便携式、体积小、测量方便等优点。
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Patent Info :
Type: 发明申请
Patent No.: CN201611126712.3
Filing Date: 2016-12-09
Publication Date: 2017-04-26
Pub. No.: CN106580309A
Applicants: 北京工业大学
Legal Status: 撤回-视为撤回
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 6
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