Eventually, in an estimated 15 to 20 years when there are few 4G LTE devices in use, most if not all of the spectrum will be used for 5G. Dynamic spectrum sharing lets carriers use the same spectrum band for both 4G and 5G.21 Eki 2020
Read moreWhen did they start working on 5G?
The 5GTF work helped accelerate the release of the 3GPP 5G New Radio (NR) standard in December of 2017. On April 3, 2019 , of we introduced 5G mobile service in parts of Chicago and Minneapolis. Customers in those cities were the first in the world to have a 5G-enabled smartphone connected to a 5G network.
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