T-Mobile, Qualcomm get FCC approval to test LTE-U

A controversial new wireless technology is closer to widespread use, after Qualcomm and T-Mobile got an official green light from the FCC to test LTE-U in four U.S. locations late last week.
Qualcomm has had limited testing underway with Verizon since January, but the new authorization from the FCC means that the T-Mobile implementations will be of greater scope. T-Mobile will trial LTE-U (see explainer on LTE-U here) infrastructure in Richardson, Texas; Bellevue, Wash.; Simi Valley, Calif.; an