Patent ID: 11908513
Assignee: SILICON STORAGE TECHNOLOGY, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A system comprising:
a first array of non-volatile memory cells, wherein the cells are arranged in rows and columns and the non-volatile memory cells in one or more of the columns stores W+ values, and wherein one of the columns in the first array is a dummy column; and
a second array of non-volatile memory cells, wherein the cells are arranged in rows and columns and the non-volatile memory cells in one or more of the columns stores W− values, and wherein one of the columns in the second array is a dummy column;
wherein pairs of cells from the first array and the second array store a differential weight, W, according to the formula W=(W+)−(W−).