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:
Mar. 11, 2014
Filed:
Dec. 08, 2010
Applicants:
Wun MO Yang, Ichon-si, KR;
Yi Chun Liu, Taiwan, TW;
Inventors:
Wun Mo Yang, Ichon-si, KR;
Yi Chun Liu, Taiwan, TW;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G11C 11/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
Various embodiments of a nonvolatile memory apparatus are disclosed. In one exemplary embodiment, the nonvolatile memory apparatus may include: a host interface; a memory controller coupled to the host interface; and a memory area including a plurality of chips controlled by the memory controller. The memory controller may be configured to assign logical addresses to the plurality of chips to form a plurality of virtual logical groups, set a plurality of threshold values and a plurality of scan ranges depending on the total erase count (TEC) of each logical group, and perform wear-leveling in stages.