US Patent Issued to Meta Platforms Technologies on April 29 for "Polarization-based processing of unpolarized image light" (Washington Inventors)

ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,484, issued on April 29, was assigned to Meta Platforms Technologies LLC (Menlo Park, Calif.).

"Polarization-based processing of unpolarized image light" was invented by Yang Zhao (Woodinville, Wash.), Afsoon Jamali (Issaquah, Wash.), Junren Wang (Kirkland, Wash.), Wai Sze Tiffany Lam (Lynnwood, Wash.), Lu Lu (Kirkland, Wash.) and Douglas Robert Lanman (Bellevue, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display system includes a source of unpolarized image light, and a stack of polarization-selective optical elements operable to switchably convert the unpolarized image light into two orthogonally polarized light beams, each of which bei...