US 12,455,786 B2
Data processing system, storage device, operating method of storage device
Se Joong Kim, Gyeonggi-do (KR)
Assigned to SK hynix Inc., Gyeonggi-do (KR)
Filed by SK hynix Inc., Gyeonggi-do (KR)
Filed on May 16, 2024, as Appl. No. 18/665,596.
Claims priority of application No. 10-2024-0009513 (KR), filed on Jan. 22, 2024.
Prior Publication US 2025/0238323 A1, Jul. 24, 2025
Int. Cl. G06F 11/10 (2006.01); G06F 3/06 (2006.01)
CPC G06F 11/1096 (2013.01) [G06F 3/0689 (2013.01); G06F 11/1076 (2013.01); G06F 11/108 (2013.01); G06F 2211/1004 (2013.01); G06F 2211/1021 (2013.01); G06F 2211/1023 (2013.01); G06F 2212/262 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A storage device comprising:
a storage medium configured to store data of an external device; and
a storage controller configured to control an operation of the storage medium,
wherein the storage controller is configured to
receive a storage request for the data and an external trust level of the data from the external device,
determine an internal trust level of the data as one of a plurality of internal trust levels based on the external trust level in consideration of a status of the storage medium,
group the data into unit data having a size corresponding to the determined internal trust level,
generate parity information corresponding to the determined internal trust level based on the grouped data, and
control an operation of storing the grouped data and the parity information in the storage medium.