公开(公告)号：US20220269602A1

公开(公告)日：2022-08-25

申请号：US17740927

申请日：2022-05-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byoung-Geun KIM ,  In-Hwan DOH ,  Joo-Young HWANG ,  Seung-Uk SHIN ,  Min-Seok KO ,  Jae-Yoon CHOI

IPC: G06F12/02 ,  G06F9/38 ,  G06F12/10

Abstract: A storage device includes a non-volatile memory including a plurality of memory blocks. The storage device performs an alignment operation in response to receipt of an align command. The alignment operation converts a received logical address of a logical segment into a physical address and allocates the physical address to a physical block address corresponding to a free block. The storage device is further configured to performs a garbage collection in units of the physical block address that indicates one memory block.