ALEXANDRIA, Va., March 5 -- United States Patent no. 12,244,257, issued on March 4, was assigned to LG INNOTEK Co. LTD. (Seoul, South Korea).
"Motor control device and method therefor" was invented by Jang Hoon Kim (Seoul, South Korea) and Won Kyu Kim (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motor control method according to an embodiment of a present invention comprises the steps of: performing three-phase commutation in a first range section of a motor rotational speed in a brake mode of a motor; performing two-phase commutation in a second range section of the motor rotational speed performing one-phase commutation in a first range section of the motor rotational speed; and tur...