【摘要】 介绍了1个采用MC35 GPRS模块实现的便携式无线心电监护仪的低功耗设计,文章首先介绍了监护仪的软硬件系统,然后根据低功耗设计的原则,分别从硬件和软件2个角度阐述了低功耗设计方法,最后,还对电源系统的改进方法进行了初步的探讨。实践证明,采用这种电源管理方案,有效地节约了系统的功耗,大大延长了监护仪的工作时间。更多还原

【Abstract】 This paper introduces the low-power design of a portable wireless ECG monitor which adopts MC35 GPRS module.At first,it presents the hardware and software system.Secondly,according to the principle of low-power design,it describes the low-power design methods from the aspects of hardware and software respectively.Finally,this paper discusses how to improve this power management system.In practice,this design efficiently reduces the power-consuming,and prolongs the working time of the monitor.更多还原