BARCELONA, Spain -- Big names in wireless communication and network equipment are moving to start next-generation 5G mobile service by 2019 -- a year earlier than they had planned -- which is likely to give a boost to innovations such as connected cars that depend on faster data speeds.
Accelerating the shift to fifth-generation networks has been a common theme at the Mobile World Congress that began here Monday. South Korean wireless company KT, which showed off its 5G technology at the Winter Olympics, said it expects a commercial launch in 2019.





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