US Patent Issued to Dualitas on Sept. 1 for "Hologram waveguiding" (British Inventor)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,724,260, issued on Sept. 1, was assigned to Dualitas Ltd (Milton Keynes, Great Britain).

"Hologram waveguiding" was invented by Jamieson Christmas (Milton Keynes, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of head-up display for a vehicle. A first step comprises displaying a hologram of an image on a display device and spatially modulating light in accordance with the displayed hologram to form a holographic wavefront. A second step comprises replicating the holographic wavefront in a first direction using a first pupil expander to form a 1D array of replicas of the holographic wavefront. A third step comprises using a windscr...