ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,713,420, issued on Aug. 18, was assigned to AIRBUS DS SLC (Elancourt, France).
"Communication network comprising one geographical zone per communication group" was invented by Olivier Paterour (Elancourt, France) and Francois Piroard (Elancourt, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A communication network according to the 3GPP MCS (3rd Generation Partnership Project Mission Critical Services) standard includes at least one first communication group, plurality of user devices each having knowledge of the first communication group, at least one first communication group management server managing the first communication group via a group ...