Patent ID: 11914468
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 18:
19. A data storage device, comprising:
memory means storing a first copy of a boot partition and a second copy of the boot partition, wherein the first copy and the second copy comprises a same number of boot chunks, wherein a first boot chunk of the second copy corresponds to first data of a first boot chunk of the first copy, and wherein the boot partition corresponds to second data associated with a boot operation of a host device; and
a controller coupled to the memory means, wherein the controller is configured to:
compare a plurality of boot chunks of the first copy to a corresponding plurality of boot chunks of the second copy, wherein a result of the comparing is stored in a delta table;
increase a correction capability associated with one or more boot chunks of the first copy corresponding to one or more boot chunks of the second copy that are different; and
provide the boot partition to the host device, wherein providing the boot partition comprises using the first copy, the second copy, and the delta table to increase error correction capability during the boot operation.