ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,452, issued on July 21, was assigned to MOTOROLA SOLUTIONS INC. (Chicago).

"Dynamic antenna tuning compensation in portable radio communication devices" was invented by Alexander Gomelsky (Holon, Israel), Tomer Dobershtein (Ashdod, Israel) and Lionid Kodner (Modi'in-Maccabim-Re'ut, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices, systems, and methods for dynamic antenna tuning compensation. One example method includes controlling a transmitter to transmit a first plurality of signals, each of the first plurality of signals having a fundamental frequency different from the others. The method includes controlling a receiver to receive a ...