a.k.a. 5th generation mobile networks, fifth generation, fifth-generation wireless systems
The name for the next major phase of mobile telecommunications standards beyond the current 4G standards. 5G does not describe any particular specification in any official document published by any telecommunication standardization body, the term is primarily used in research.
Historical perspective: As of 2013, any new capabilities are still being grouped under 4G standards, but according to Korea's Yonhap News Agency, Samsung successfully tested its 5G network with 1 Gbps speed (potentially up to 10 Gbps), and aims to provide service by 2020.
NetLingo Classification: Net Technology