Metro Engineering Project Schedule Optimization Based on Wireless Network Communication and BIM Model Algorithm

Table 1

Comparison between FDD-LTE and TDD-LTE

	FDD-LTE	TDD-LTE
Working principle	Frequency division duplex	` duplex
Uplink rate	150 Mbps	40 Mbps
Downlink rate	100 Mbps	50 Mbps
Frame structure	10 subframes2	5 ms half-frames2
Asymmetric service support	Poor	Preferably