Research Article

Experimental Characterization of LTE Wireless Links in High-Speed Trains

Figure 5

Onboard measurement equipment.
(a) Two laptops mounted onboard running the GTEC 5G Simulator as part of two GTEC Testbed nodes
(b) USRP employed as part of a GTEC Testbed node, equipped with the indoor antennas. Only the two antennas in the middle out of the four antennas are used