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:
Dec. 04, 2018
Filed:
May. 11, 2015
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventor:
Choung-Ki Song, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 11/406 (2006.01); G11C 11/4074 (2006.01);
U.S. Cl.
CPC ...
G11C 11/40618 (2013.01); G11C 11/40611 (2013.01); G11C 11/4074 (2013.01); G11C 2211/4063 (2013.01);
Abstract
A semiconductor device includes a first control block suitable for selectively blocking a refresh command signal based on a period signal having a predetermined activating pattern and a predetermined mode signal activated in a predetermined mode to generate a refresh group signal; and a second control block suitable for controlling a refresh operation based on the refresh group signal.