ALEXANDRIA, Va., July 16 -- United States Patent no. 12,670,623, issued on June 30, was assigned to HARMAN CONNECTED SERVICES INC. (Mountain View, Calif.).

"Systems and methods for automatic camera calibration" was invented by Somnath Mukherjee (Bangalore, India), Dariusz Jerzy Rzeszotarski (Lodz, Poland) and Greg Bohl (Muenster, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems are provided for calibrating an on-board camera of a vehicle by detecting one or both of a lead vehicle geometry and a road lane width. In one example, a method includes identifying a known vehicle geometry of a lead vehicle; estimating a distance to the lead vehicle based on matching the known vehicle geometry...