ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,873, issued on March 17, was assigned to Kioxia Corp. (Tokyo).

"Memory system and method" was invented by Atsuo Shono (Kamakura Kanagawa, Japan) and Kiyotaka Iwasaki (Yokohama Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to an embodiment, a memory system includes a memory controller. At a first timing within a period from allocation of an area unit to completion of a data-in operation on the data unit stored in an area unit, the memory controller deallocates the area unit upon the completion of the data-in operation on the data unit when a usage of a buffer area is smaller than a first threshold value. At the first timin...