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AT&T is gearing up to deploy C-band spectrum for 5G later this year, and recently completed the first call on its network with Nokia using commercial gear. In March, the carrier secured 40 MHz of the first available batch of...

Given its deals with Verizon, AT&T and T-Mobile, it’s no wonder the engineers at American Tower have spent a lot of time thinking about the propagation characteristics of C-band spectrum. The biggest wireless carriers accounted for about 96% of the...