In advance of the 2018 Winter Olympic Games, Samsung and KT have deployed the first LTE-Railway network for the Wonju-Gangneung train line in Gangwon Province. This line, which is scheduled to start service this month, features trains which operate at 155 mph (250 kmh). This allows commuters to move between Gangneung on South Korea's east coast to Seoul within two hours. LTE-Railway (or LTE-R) is a new network technology which allows devices to maintain a constant LTE network connection in a moving train.

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