ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,620, issued on Nov. 18, was assigned to e-Vision Smart Optics Inc. (Sarasota, Fla.).
"Beam steering devices" was invented by Anthony Van Heugten (Sarasota, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A beam steering device includes a substrate with a first refractive index that defines a cavity, an electroactive material in the cavity that has a variable refractive index, and two sets of opposing overlays. The overlays in one set of opposing overlays are parallel to each other, while the overlays in the other set are tilted with respect to each other. This allows one or more electric fields between the overlays to be used to align the electr...