ALEXANDRIA, Va., April 7 -- United States Patent no. 12,596,259, issued on April 7, was assigned to SAMSUNG DISPLAY Co. LTD. (Yongin-Si, South Korea).
"Head-mounted display device" was invented by Dae Won Kim (Yongin-si, South Korea) and Su Jeong Kim (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to embodiments, a head-mounted display device includes a display panel, and an optical system disposed in front of the display panel. The display panel includes a light emitting device unit, three cholesteric layers disposed on the front surface of the light emitting device unit, an upper light blocking layer disposed between two cholesteric layers, a retardation plate disposed on f...