The $23 billion spectrum licenses AT&T purchased from EchoStar have given it a significant boost in 5G performance across the continental United States. It has activated wireless spectrum, the frequencies used for data transmission. AT&T subscribers who have a 5G capable phone or an AT&T Internet Air home internet plan should already see a significant boost in speed. The company says customer download speeds can increase 80% when connected to the wireless network in areas with the upgraded spectrum. For AT& ...