ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,135, issued on June 10, was assigned to Rohde & Schwarz GmbH & Co. KG (Munich).

"Radio frequency scanner system and method for mobile network testing" was invented by Corbett Rowell (Munich) and Manuel Mielke (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a RF scanner system for mobile network testing. The scanner system comprises a switched directional antenna assembly, an RF receiver, and a positioning antenna assembly. The assembly includes several directional antennas oriented in different directions. The directional antennas are connected to at least one switch that is controlled by the RF receiver. The...