ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,457, issued on May 5, was assigned to Hyundai Mobis Co. Ltd. (Seoul, South Korea).
"Device for and method of compensating for disturbance in rack force" was invented by Ji Sung Kim (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a device for compensating for a disturbance in a rack force. The device includes a memory that stores instructions, and processors that determine an optimally estimated value of a rack force for minimizing an error representing a difference between an actual value of the rack force and an estimated value of the rack force, extract a specific frequency component from the optimally estimated v...