Did you just upgrade your cell phone to take advantage of fast "4G" network speeds?
You're going to need a new phone.
Verizon said on Monday it would start field trials next year of 5G technology, offering a 50-fold increase in data capability over current networks.
Read MoreVerizon launches mobile video trial
While 5G networks were expected to launch in the United States after 2020 (10 years following the commercial launch of 4G networks), Verizon said it wanted to speed up adoption of the technology.