ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,271, issued on Oct. 7, was assigned to Latys Intelligence Inc. (Montreal).
"Nonreciprocal beam steerable metasurfaces" was invented by Sajjad Taravati (Toronto) and George V. Eleftheriades (Scarborough, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "This invention presents a full-duplex nonreciprocal-beam-steering transmissive phase-gradient metasurface. The metasurface comprises a conductor layer interposed between two dielectric layers. Each of the dielectric layers comprises a plurality of meta-atoms embedded therein. Each of the meta-atoms comprises phase shifters and antenna elements. The meta-surface functions such that when an electroma...