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:
May. 08, 2018
Filed:
Feb. 08, 2017
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Soo Hong Ahn, Gyeonggi-do, KR;
Il Park, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 13/00 (2006.01);
U.S. Cl.
CPC ...
G11C 13/0035 (2013.01); G11C 13/0033 (2013.01); G11C 13/0069 (2013.01);
Abstract
A data storage device includes a nonvolatile memory device including a reference memory region and a normal memory region, and suitable for determining whether to perform a refresh operation, based on the reference memory region; and a controller suitable for determining a first memory region in the normal memory region based on wear leveling operation data, and controlling the nonvolatile memory device to perform the refresh operation for a second memory region excluding the first memory region in the normal memory region.