Patent ID: 11862279
Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G  Y | IPC G

Claim 16:
17. A device for determining a repaired line and a repairing line in a memory, comprising:
a processor; and
a memory, configured to store one or more programs, wherein the one or more programs, when executed by the processor in a test phase of a normal region, cause the processor to:
write first preset data sets into respective lines in the normal region, and write second preset data sets into respective lines in a redundancy region, wherein the second preset data sets written into the respective lines in the redundancy region are different, and the second preset data sets are different from the first preset data sets;
repair the lines in the normal region by using the lines in the redundancy region;
read data from the lines in the normal region after repairing; and
determine a repaired line in the normal region and a repairing line in the redundancy region according to at least one of: data of the lines in the normal region, the data of the lines in the normal region after repairing, or data of the lines in the redundancy region.