ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,477, issued on March 3, was assigned to Taiwan Semiconductor Manufacturing Co. Ltd. (Hsinchu, Taiwan).
"Method for LUT-free memory repair" was invented by Katherine H. Chiang (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments of the present disclosure are directed towards a method for memory repair using a lookup table (LUT)-free dynamic memory allocation process. An array of memory cells having a plurality of rows and a plurality of columns is provided. Further, each memory cell of the array has multiple data states and a permanent state. One or more abnormal memory cells is/are identified in a row of the array a...