AT&T投资2500亿美元改造美国网络，迎接AI时代

AT&T is committing $250 billion over the next five years to modernize and expand its U.S. telecommunications infrastructure, a sweeping capital investment aimed at strengthening network capacity for what executives describe as the “AI age.” The company, which serves more than 100 million wireless and broadband customers nationwide, is replacing legacy copper lines with fiber, expanding 5G coverage, and integrating satellite connectivity into its broader network strategy. The investment marks one of the largest infrastructure commitments in the U.S. telecom sector in recent years. AT&T says the objective is to build a network capable of supporting the data-intensive demands of artificial intelligence applications, cloud computing, edge processing, and next-generation enterprise services. …