A design of SMS alarm system based on 51 SCM and GPS positioning module
Xiaowei Chen, Wenyu Niu, Jin Hong Xu · Advances in intelligent systems research/Advances in Intelligent Systems Research · 2015
A design of alarm system basing on 51 SCM used dedicated GPS positioning module and GSM SMS module, which owns higher positioning accuracy and lower signal requirement, comparing with ordinary mobile phone.It can send location information to the outside world for help accurately and timely, reduce unnecessary casualties to maximum extent and have broad application prospects and good feasibility.