ALEXANDRIA, Va., June 4 -- United States Patent no. 12,323,810, issued on June 3, was assigned to LEVL PARENT LLC (Wilmington, Del.).

"Radio frequency fingerprinting within dynamic network topology" was invented by Nuriel Rogel (Rehovot, Israel), Michael Estrin (Holon, Israel) and Daniel Zahavi (Rishon Lezion, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method comprising: receiving, by a first radio frequency (RF) receiving device, an RF data transmission from an RF transmitter; analyzing the received RF data transmission to estimate at least one RF feature; constructing, based on the at least one RF feature, an RF fingerprint of the RF transmitter which is specific to the fi...