ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,454, issued on June 17.
"Display glasses using single imager" was invented by Darwin Hu (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for designing display (glasses) devices in light-weight and small footprint are described. To reduce the cost, weight and volume of the display devices, only one imager is used. An optical engine (cube) is provided to split optical images from the imager into a first (left) portion and a second (right) portion. Each of the portions is redirected via one or more optical lenses to a predefined path, where the optical lenses are based upon polarization volume hologram (PVH) lenses in one emb...