ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,748,532, issued on Sept. 29, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).

"Memory device and memory system" was invented by Ki-Heung Kim (Suwon-si, South Korea), ChangSik Yoo (Suwon-si, South Korea), Jeongdon Ihm (Suwon-si, South Korea) and Hyongryol Hwang (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A memory device includes at least one bank including at least a first sub-bank and a second sub-bank disposed in a wordline direction. The first sub-bank may include a normal data region connected to a plurality of first wordlines and storing normal data, the second sub-bank may include a metadata region co...