SANTA ROSA, Calif.--(BUSINESS WIRE)--Keysight Technologies, Inc. (NYSE: KEYS) today announced expanded capabilities for the E7515A UXM wireless test set. The new features address the rapidly evolving 3GPP LTE-Advanced carrier aggregation advancements. The UXM wireless test set is a highly integrated signaling test set created for functional and RF design validation in the 4G era and beyond. The UXM supports multiple cells, downlink and uplink carrier aggregation, MIMO up to 4x2 and integrated f