US Patent Issued on April 1 for "Out-of-plane computer-generated multicolor waveguide holography" (North Carolina Inventors)

ALEXANDRIA, Va., April 2 -- United States Patent no. 12,265,358, issued on April 1.

"Out-of-plane computer-generated multicolor waveguide holography" was invented by David R. Smith (Durham, N.C.), Zhiqin Huang (Chapel Hill, N.C.) and Daniel L. Marks (Durham, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various examples of out-of-plane multicolor waveguide holography systems, methods of manufacture, and methods of use are described herein. In some examples, a multicolor waveguide holography system includes a planar waveguide to convey optical radiation between a grating coupler and a metasurface hologram. The grating coupler may be configured to couple out-of-plane optical radiation of three different ...