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.

Date of Patent:
Oct. 21, 2014

Filed:

Mar. 18, 2013
Applicant:

SK Hynix Inc., Icheon-si, KR;

Inventors:

Joo Hyeon Lee, Bucheon-si, KR;

Jun Hyun Chun, Yongin-si, KR;

Ho Uk Song, Icheon-si, KR;

Assignee:

SK Hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 17/00 (2006.01); G11C 17/16 (2006.01); G11C 8/10 (2006.01); G11C 29/00 (2006.01);
U.S. Cl.
CPC ...
G11C 17/16 (2013.01); G11C 8/10 (2013.01); G11C 29/787 (2013.01); G11C 17/165 (2013.01);
Abstract

A semiconductor device and method of operation having reduced read time of fuse array information during boot-up operation. When fuse array information is read, only repaired fuse-set information is read such that a read time of the semiconductor memory device is reduced, resulting in an increased read margin.


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