CAJ | 학술논문

目的：为提高医疗物联网无线终端的射频传输距离，实现实时高效的数据通信，提出了基于STM32F103单片机的智能中继系统。方法该系统采用nRF905芯片实现对患者医疗健康信息在433 MHz频段的采集，并利用单片机控制串口转Wi-Fi模块把信息传输从433 MHz的频段转到2.4 GHz的无线Wi-Fi频段，采用就绪表查表算法来提高数据通信效率。结果该设计能够实时、高效地进行数据通信。结论该中继器使用方便，扩展了数据传输的距离和方式，实现数据的实时性传输，具有较高的实用价值。
목적：위제고의료물련망무선종단적사빈전수거리，실현실시고효적수거통신，제출료기우STM32F103단편궤적지능중계계통。방법해계통채용nRF905심편실현대환자의료건강신식재433 MHz빈단적채집，병이용단편궤공제천구전Wi-Fi모괴파신식전수종433 MHz적빈단전도2.4 GHz적무선Wi-Fi빈단，채용취서표사표산법래제고수거통신효솔。결과해설계능구실시、고효지진행수거통신。결론해중계기사용방편，확전료수거전수적거리화방식，실현수거적실시성전수，구유교고적실용개치。
Objective To improve the radio frequency (RF) transmission distance of the wireless terminal of the medical internet of things (IOT), to realize the real-time and efficient data communication, the intelligent relay system based on STM32F103 single chip microcomputer (SCM) is proposed. Methods The system used nRF905 chip to achieve the colection of medical and health information of patients in the 433 MHz band, used SCM to control the serial port to Wi-Fi module to transmit information from 433 MHz to 2.4 GHz wireless Wi-Fi band, and used table look-up algorithm of ready list to improve the efficiency of data communications.Results The design can realize real-time and efficient data communication.Conclusion The relay which is easy to use with high practical value can extend the distance and mode of data transmission and achieve real-time transmission of data.