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:
Jan. 14, 2020
Filed:
Nov. 14, 2018
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G11C 16/34 (2006.01); G11C 16/26 (2006.01); G11C 29/44 (2006.01); G11C 29/42 (2006.01); G11C 29/52 (2006.01); G06F 11/07 (2006.01); G06F 12/02 (2006.01); G11C 29/04 (2006.01);
U.S. Cl.
CPC ...
G11C 16/3431 (2013.01); G06F 11/073 (2013.01); G06F 11/076 (2013.01); G06F 12/0246 (2013.01); G11C 16/26 (2013.01); G11C 16/349 (2013.01); G11C 29/42 (2013.01); G11C 29/44 (2013.01); G11C 29/52 (2013.01); G06F 2201/81 (2013.01); G06F 2201/88 (2013.01); G11C 2029/0409 (2013.01);
Abstract
Memory systems may include a memory including a plurality of blocks, and a controller suitable for counting, with a counter, a number of reads to a block of the plurality of blocks, updating wordline information of a plurality of wordlines in the counted block when the number of reads exceeds a block read count threshold, selecting a wordline from the plurality of wordlines, determining an error rate of a neighbor wordline to the selected wordline, and reclaiming data in the block when the error rate exceeds an error threshold.