ALEXANDRIA, Va., June 19 -- United States Patent no. 12,335,733, issued on June 17, was assigned to Satelles Inc. (Reston, Va.).

"Wireless signal validation using a one-way function and an initially unknown input" was invented by Gregory Gutt (Herndon, Va.), Tim Flynn (New York) and David G. Lawrence (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "For validation of wireless signals, a wireless receiver receives a validation signal that includes information from a target signal. By using digital signature, message authentication code (MAC), and/or hashing, the validation signal is verified to be from a trusted source. By comparing the information from the verified validation signal with th...