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:
Feb. 14, 2023
Filed:
Jan. 28, 2021
Applicant:
SK Hynix Inc., Icheon-si, KR;
Inventor:
Seong Uk Kim, Icheon-si, KR;
Assignee:
SK hynix Inc., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/44 (2006.01); G11C 29/10 (2006.01); G11C 29/14 (2006.01);
U.S. Cl.
CPC ...
G11C 29/44 (2013.01); G11C 29/10 (2013.01); G11C 29/14 (2013.01); G11C 2029/4402 (2013.01);
Abstract
A memory device includes a system block for storing test information and includes a data block including memory cells connected to a plurality of low bank column lines and a plurality of high bank column lines. The memory device also includes a column repair controller configured to detect, based on the test information, a concurrent repair column line in which a low bank column line among the plurality of low bank column lines and a high bank column line the plurality of high bank column lines corresponding to the same column address are concurrent repaired.