The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 12, 2023
Filed:
Nov. 30, 2021
Applicant:
SK Hynix Inc., Icheon-si, KR;
Inventors:
Jun Hee Ryu, Icheon-si, KR;
Kwang Jin Ko, Icheon-si, KR;
Assignee:
SK HYNIX INC., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0882 (2016.01); G06F 13/16 (2006.01); G06F 12/0891 (2016.01); G06F 12/02 (2006.01); G06F 12/0897 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0882 (2013.01); G06F 12/0246 (2013.01); G06F 12/0891 (2013.01); G06F 12/0897 (2013.01); G06F 13/1668 (2013.01);
Abstract
A storage device is provided to comprise a memory device for storing data, a cache memory device including a first cache memory configured to cache certain data stored in the memory device and a second cache memory configured to store data evicted from the first cache memory, and a memory controller configured to receive a read request for first data from a host, evict second data from the first cache memory based on a reuse distance of the second data, store the second data in the second cache memory, load the first data to the first cache memory, and transmit the first data to the host.