ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,769,132, issued on Oct. 20, was assigned to DISPELIX OY (Espoo, Finland).
"Display structure, display device, and vehicle" was invented by Hanna Lajunen (Joensuu, Finland) and Toni Saastamoinen (Joensuu, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display structure, a display device, and a vehicle are disclosed. The display structure comprises a waveguide; an in-coupling structure configured to in-couple a set of in-coupled beams; a diffractive exit pupil expansion structure configured to receive and diffract the set of in-coupled beams to form a first set of guided beams and a second set of guided beams; and a diffractive out-coupling stru...