This is 5G's moment -- four years early
True 5G mobile networks and devices won't be here until 2020. That may seem like a long time to you or me, but for the carriers and network equipment makers at Mobile World Congress, it's time to get cracking.
There are field trials going on at most major network vendors and operators, and a number of demonstrations in the MWC exhibition halls show how they think the next generation of mobile will work.
The mobile industry's been through this before, but this time it's better prepared than ever, according to people who helped define previous generations. This time they have a better grasp of both the demands users will place on the system and the technologies to meet those demands.
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