Patent ID: 9098403
Filing Date: 2015-08-04
Classification: G06F,G11C

Abstract:
1. A method of operating a non-volatile memory system, comprising: receiving on a controller circuit of the memory system a plurality of multi-bit data keys and, for each of the keys, an associated set of data from a host to which the memory system is connected; forming the data keys into a plurality of data pages, each of the data pages having one or more bits of more than one of the keys, and each of the keys having one or more bits on more than one of the data pages; writing the data pages into a corresponding plurality of word lines into a first non-volatile memory array of the memory system; writing the associated sets of data into a second non-volatile memory array of the memory system; and maintaining by the controller circuit of a mapping between each of the keys and the associated sets of data.