ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,748,154, issued on Sept. 29, was assigned to LG Energy Solution Ltd. (Seoul, South Korea).
"Battery device, battery management system, and diagnosis method" was invented by Hojoon Lee (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A processor of a battery device performs a precharge operation by closing a precharge switch during a precharge duration, closing a positive main switch in response to the precharge operation being complete, and diagnosing the precharge operation based on a voltage of a positive connection terminal measured when the positive main switch is about to be closed and the voltage of the positive connection ter...