ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,644, issued on June 2, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).

"Compaction method and device for sorted strings table files" was invented by Hui Qi (Suwon-si, South Korea) and Peng Yun (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A compaction method and device for SST files are provided. The method includes identifying one or more first SST files and one or more second SST files, obtaining priority information based on a key overlapping ratio between the one or more first SST files and one or more second SST files, obtaining attribute information of zones corresponding to the one or more first SS...