基于无线传输功能的心电信号监测系统的设计

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1、硕士学位论文摘要摘要随着移动通信的迅速发展，基于GPRS的移动心电监护系统具有广泛的应用前景。’本文采用GPRS通信技术，设计出了一种基于GPRS技术的便携式多参数移动心电监护仪。系统采用ATMEGAl6L微控制器作为数据采集和处理核心。硬件方面完成了心电信号的采集、放大、抗干扰滤波、LCD显示、SD卡存储电路、无线通讯等部分的设计，软件方面完成了心电信号的采集、SD卡读写、液晶显示、短消息收发等程序的设计。心电动态存储上采用SD卡作为存储介质，解决了大容量动态心电存储问题。同时，研究了无线通讯的短信收发、信息

2、回报等功能的实现。系统应用范围广、成本低，具有在线监护等特点，达到了移动实时心电监护的功效，特别适用于户外急救，使用非常方便。关键词单片机，短消息，心电动态存储，软硬件设计硕士学位论文摘要ABSTRACTWiththerapiddevelopmentofmobilecommunications．themobilemonitoringsystembasedonGPRShasthebroaderdevelopmentprospects。UsingthecurrentepidemicofGPRS—enabledmob

3、ilecommunicationsmonitor，thereal—timephysiologicalsignalcanbesenttothehospitalviaGPRSserversandachievedheef．fectofmobilereal-timemonitoring，SOtheuserscanbefindthecurrentlocation，ItdesignstheportabletypeECGholterofthetoomuchparameterbasedonGPRSinthispaper．And

4、itadoptstheA姗GAl6Lwithmicrocontrailunitfordatacaptureandprocessingcore．Itdesignedthecircuitofcollectionthe，amblifacation，anti．interferancefilter,LCD，SIDstorage，wirelesscommunacationoftheECGinhareware．AnditdesignedtheA，Dconversion，readingandwritingSD，LCD，rece

5、ivinganddispatchingshortmessageinsoftware。TheGPRShasitsincomparablesuperiority，usingpacketswitchingtechnology．Eachusercanalsooccupyanumberofwirelesschannel．Thesamewirelesschannelcanbesharedbymultipleusers，Therefore，theletterwaseffectiveuseofresources．Thesyst

6、embasedonGPRStechnologycansendandreceivedatapacket．Thesystemhasbeenvirtueofalways—online，andthecostofdatatraffic，andhavingnothingtodowithcommunicationatthelong，Thiswillgreatlyreducethecostofmakingservices，reducethefinancialburdenoftheusers．ThispaperbasedonGP

7、RStechnologydesignsportablemobilemulti-·parametermonitorwithreal-·timedetectingECGparametersofhumanandachievingthesupervisionandstoragingthedataofECGandtransmitingit．TheMonitorhascoveredawiderangeoflOWcost，andothercharacteristics，especiallyforoutdoorfirstaid

8、．Completedacardiacelectrophysiologysignalacquisitioncircuit,Physiologicalsignalswillbeappropriatetoenlargefiltering．InATMEGA16Lmicrocontroller行amework，thesystemhasLCDdisplaycircuit，SDCardstorage