Patent ID: 11966610
Assignee: SK HYNIX INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 18:
19. An operating method of a controller, the operating method comprising:
allocating one or more empty storage mediums to a zoned namespace (ZNS), which is configured in units of storage mediums; and
controlling a memory device to perform an operation on the ZNS, wherein:
the empty storage mediums are allocated according to one of a die interleaving scheme and a channel interleaving scheme
the operation includes an erase operation to be performed in the units of storage mediums, and
wherein the allocating includes additionally allocating another at least one empty storage medium to the ZNS based on the size of a remaining capacity and a size of write data corresponding to a write request to process the write request with the ZNS, when a host device transmits the write request including the write data, the size of which is larger than the remaining capacity of the ZNS.