[Retracted] Mining Geological Environment Monitoring and Real-Time Transmission Based on Internet of Things Technology

Table 1

Comparative analysis of data transmission technology.

Project	ZigBee	GPRS/GSM	BeiDou communication
Transmission rate	Average transmission rate	Average transmission rate	Low transmission rate
Coverage area	Covers most of the area	Covers most of the area	Large coverage
Construction cost	Low construction cost	Low construction cost	High construction cost
Communication cost	Low communication cost	Low communication cost	High communication cost
Instantaneity	Bad real-time performance	Real-time performance is a bit poor	Good real-time performance
Reliability	Reliability is low	Relatively low reliability	Good reliability
Security	Low security	Moderate security	High security