US 12,242,746 B2
Storage device and method for storing meta data in a distributed manner
Sangjin Yoo, Suwon-si (KR); Kwangwoo Lee, Suwon-si (KR); Heewon Lee, Suwon-si (KR); Byungchan Park, Suwon-si (KR); Hyojin Ahn, Suwon-si (KR); and Dongcheul Jang, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-do (KR)
Filed on May 12, 2023, as Appl. No. 18/196,788.
Claims priority of application No. 10-2022-0146182 (KR), filed on Nov. 4, 2022.
Prior Publication US 2024/0152289 A1, May 9, 2024
Int. Cl. G06F 3/06 (2006.01)
CPC G06F 3/064 (2013.01) [G06F 3/0623 (2013.01); G06F 3/0656 (2013.01); G06F 3/0673 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A storage device comprising:
a memory device comprising a plurality of memory blocks comprising a meta block, the memory device storing first meta data comprising first status data and a first parameter in a first memory block among the plurality of memory blocks; and
a memory controller configured to:
store second meta data comprising second status data and second parameter,
determine final meta data among a plurality of pieces of meta data including the first meta data and the second meta data by comparing a plurality of pieces of status data with the first status data and the second status data based on a status of the meta block,
perform parameter confirmation for storing the final meta data in the meta block, and
control the memory device based on a parameter stored in the meta block.