ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,139, issued on May 19, was assigned to Seeing Machines Ltd. (Fyshwick, Australia).

"Enhanced video-based driver monitoring using phase detect sensors" was invented by John Noble (Fyshwick, Australia) and Timothy James Henry Edwards (Kallista, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A disclosed method determines a distance from a camera to a face of a vehicle driver using information determined by phase detecting pixels of a digital image sensor of the camera. The method includes capturing an image of the driver including the driver's face and processing the image to determine a face region of the image. The method further includes de...