ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,386,739, issued on Aug. 12, was assigned to Yangtze Memory Technologies Co. Ltd. (Hubei, China).

"Memory system and operation method thereof and memory controller" was invented by Zhe Zhang (Wuhan, China), Xue Wu (Wuhan, China) and Wei Wu (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A memory system includes a memory device, and a memory controller which is coupled with the memory device and configured to: compress a first mapping table, to obtain a second mapping table, wherein the first mapping table includes a correspondence relation between an exponent portion of each element of all elements corresponding to an error correction coding...