Patent ID: 11966625
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 7:
8. An operating method of a memory device, the operating method comprising:
reading, from a cell array of the memory device, information data read (IDR) data that includes information related to a setting operation of the memory device;
determining whether a read fail of the read IDR data occurs;
when the read fail occurs in the read IDR data, reading, from the cell array, replica IDR data including inverted bit values with respect to the IDR data; and
performing a recovery operation for repairing errors in the IDR data by using the read replica IDR data;
wherein error-repaired IDR data is generated based on the read replica IDR data when there is no memory cell that is determined as an on-cell in both the IDR data and the replica IDR data.