Future is 5G at Barcelona's Mobile World Congress

Running short of dramatically new phone designs, leaders of the world's wireless industry showcased their next big idea 5G, shorthand for the fifth generation of networks they expect to have up and running by 2020, at the Mobile World Congress in Barcelona. Most industry experts expect the first commercial deployments of 5G in the run-up to the Tokyo Olympics in 2020. Huawei and other companies will use software to power 5G, relying less on hardware than in the past. It will be based on SDN