Patent ID: 11881269
Assignee: SILICON MOTION, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 3:
4. A memory controller for reading data stored in a flash memory, wherein the flash memory comprises a first set of memory cells and a second set of memory cells, and each memory cell corresponds to a particular threshold voltage, and the memory controller comprises:
a control logic, obtaining a first voltage characteristic of the first set of the memory cells according to a first codeword and a second codeword, obtaining a second voltage characteristic of the second set of the memory cells according to the first codeword, the second codeword and a third codeword, and reading the first set of the flash memory by using the second voltage characteristic;
wherein the first set of memory cells comprises at least a part of the second set of the memory cells.