ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,804, issued on April 14, was assigned to Samsung Electronics Co. Ltd. (Suwon City, South Korea).

"Systems and methods for spectrum-controlled waveform multiplexing" was invented by Nuwan Suresh Ferdinand (Stittsville, Canada) and Joonyoung Cho (Portland, Ore.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, a method includes accessing symbol sequences with each including multiple symbols, generating a respective frequency-domain signal for each of the symbol sequences based on a respective signal transformation algorithm that is based at least in part on a Fourier transform, mapping each of the frequency-domain signals to a respect...