ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,236,994, issued on Feb. 25, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-do, South Korea).

"Semiconductor memory device and memory system having the same" was invented by Jongmin Bang (Hwaseong-si, South Korea) and Seungki Hong (Incheon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor memory device includes a command address generator configured to decode a command to generate an active command, and generate an address applied with the active command as a row address, a control signal generator configured to generate sequence data changing with a random sequence in response to the active command, and generate a rando...