ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,840, issued on April 21, was assigned to Apple Inc. (Cupertino, Calif.).

"Orientation based on vanishing points" was invented by Jai Prakash (Santa Clara, Calif.) and Lina M. Paz-Perez (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one implementation, a method of determining a downward direction is performed by a device including one or more processors, non-transitory memory, and an image sensor. The method includes capturing, using the image sensor, an image of a physical environment. The method includes detecting a plurality of lines within the image of the physical environment. The method includes determining one or more ...