ALEXANDRIA, Va., May 5 -- United States Patent no. 12,621,740, issued on May 5, was assigned to SAGEMCOM ENERGY & TELECOM SAS (Bois-Colombes, France).
"Transmission method and node device implementing said method" was invented by Jerome Barois (Rueil Malmaison, France) and Guillaume Bacri (Rueil Malmaison, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A transmission method makes it possible to transmit data from a first node device to a second node device belonging to a network neighbourhood of the first node device, the first and second node devices belonging to an electrical supply network. These nodes are configured for transmitting the data by powerline and by radio frequency. The method comprise...