ALEXANDRIA, Va., June 12 -- United States Patent no. 12,301,315, issued on May 13, was assigned to ISCO International LLC (Schaumburg, Ill.).
"Methods and systems for detecting, measuring, and/or locating passive intermodulation sources via downlink (DL) signal injection" was invented by Pablo Tacconi (Arlington, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the subject disclosure may include, for example, modifying one or more signals in a downlink (DL) transmit path of a base station, resulting in one or more modified signals, causing one or more radio frequency (RF) signals corresponding to the one or more modified signals to be transmitted by the base station, and responsive to transmis...