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:
Jul. 12, 2022
Filed:
Jun. 09, 2020
Applicant:
SK Hynix Inc., Icheon, KR;
Inventors:
Yong Jin, Icheon, KR;
Jun Hee Ryu, Icheon, KR;
Jong Chan Kim, Icheon, KR;
Kyong Seon Lim, Icheon, KR;
Assignee:
SK hynix Inc., Icheon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 13/40 (2006.01); G06F 13/42 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/0611 (2013.01); G06F 3/0653 (2013.01); G06F 3/0679 (2013.01); G06F 13/4027 (2013.01); G06F 13/4282 (2013.01); G06F 2213/0026 (2013.01);
Abstract
A data storage device and a storage system including the same are disclosed. The data storage device includes a nonvolatile memory device configured to store user data and metadata including data type identification information matched with the user data, and a controller to control the nonvolatile memory device to be switched to a cold data storage device for storing cold data only when a number of program-erase (PE) cycles of the nonvolatile memory device is equal to or larger than a reference value.