ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,562,222, issued on Feb. 24, was assigned to Micron Technology Inc. (Boise, Idaho).

"Reference voltage adjustment for word line groups" was invented by Tao Jiang (Shanghai), Bo Zhou (Shanghai) and Guang Hu (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and devices for reference voltage adjustment for word line groups are described. In some examples, one or more components of a memory system may determine a duration that data has been stored to one or more memory cells. Based on the duration, a voltage value of one or more reference voltages may be adjusted accordingly. For example, a voltage value of one or more r...