ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,586, issued on June 2, was assigned to SK hynix Inc. (Icheon-si, South Korea).

"Controller and memory system controlling garbage collection operation at power-on, and method of operating the controller and memory system" was invented by Wan Kim (Icheon-si Gyeonggi-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a controller includes sensing power-on of a memory system including a semiconductor memory device, determining whether to delay a garbage collection operation performed during an initial operation of the memory system, based on a sudden-power off (SPO) count value, and controlling the semiconductor memory d...