ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,661, issued on July 14, was assigned to Sandisk Technologies Inc. (Milpitas, Calif.).

"Non-volatile memory with operation adjustment based on open block ratio and cycling" was invented by Xiangying Deng (Milpitas, Calif.), Parth Amin (Livermore, Calif.) and Peng Wang (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A non-volatile memory apparatus performs a memory operation using one or more parameters that are set or adjusted based on an amount (e.g., percentage or ratio) of non-volatile memory cells that have not experienced programming since a last erase process. The amount of non-volatile memory cells that have not experienced pr...