Patent ID: 8966161
Filing Date: 2015-02-24
Classification: G06F

Abstract:
1. A repairing method of a memory storage device having a rewritable non-volatile memory module, the rewritable non-volatile memory module comprises a plurality of physical units, wherein the physical units comprise at least one backup physical unit, and the at least one backup physical unit is configured to be accessed only by a specific command set, wherein the at least one backup physical unit stores at least one customized data, the method comprises: receiving a specific read command from a host system for reading the at least one backup physical unit when the memory storage device is capable of receiving and processing commands from the host system, wherein the specific read command belongs to the specific command set; transmitting the at least one customized data within the at least one backup physical unit to the host system; and writing the at least one customized data from the host system into a corresponding physical unit to restore the memory storage device to a factory setting when receiving at least one writing command from the host system for writing the at least one customized data, wherein the at least one backup physical unit further store a recovering structure table, and the recovering structure table records a corresponding relation between the at least one customized data and a logical address.