US 12,260,932 B2
Storage device and operating method thereof
Seok Min Lee, Icheon-si (KR)
Assigned to SK hynix Inc., Icheon-si (KR)
Filed by SK hynix Inc., Icheon-si (KR)
Filed on May 25, 2023, as Appl. No. 18/323,507.
Claims priority of application No. 10-2022-0164695 (KR), filed on Nov. 30, 2022.
Prior Publication US 2024/0177751 A1, May 30, 2024
Int. Cl. G11C 7/10 (2006.01); G11C 7/16 (2006.01)
CPC G11C 7/1096 (2013.01) [G11C 7/1063 (2013.01); G11C 7/109 (2013.01); G11C 7/16 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A storage device comprising:
an embedding vector manager configured to determine an estimated access frequency of each of a plurality of embedding vectors, based on a learning data set, and to divide the plurality of embedding vectors into a plurality of embedding vector groups, based on an order of the estimated access frequencies; and
a plurality of memory cell arrays each configured to store embedding vectors included in any one embedding vector group among the plurality of embedding vector groups.