ALEXANDRIA, Va., May 19 -- United States Patent no. 12,634,424, issued on May 19, was assigned to Distance Technologies Oy (Helsinki).

"Adaptive visibility enhancement in transparent augmented reality displays" was invented by Joona Petrell (Tampere, Finland) and Mikko Strandborg (Hangonkyla, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "An augmented reality system includes a tracker, a transparent display arranged on an optical path of a real-world light field from a real-world environment, at least one real-world facing camera, and at least one processor. The processor is configured to determine a relative position of each eye of at least one user with respect to the transparent display using the ...