At a time of reduced state funding, the University of California, Berkeley, is turning to AT&T to upgrade Wi-Fi across its 178 acre campus. Under the agreement, AT&T will expand and upgrade voice and data coverage in over 80 buildings and place additional Wi-Fi hotspots on campus and in surrounding areas. AT&T will also upgrade its mobile broadband network on campus."Improving our wireless network and extending mobile services within our buildings can be challenging initiatives, especially at a time when the campus has fewer resources,"...