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:
Aug. 26, 2014
Filed:
Dec. 30, 2011
Applicants:
Sang Hoon Shin, Icheon-si, KR;
Hyung Dong Lee, Icheon-si, KR;
Jeong Woo Lee, Icheon-si, KR;
Young Suk Moon, Icheon-si, KR;
Inventors:
Sang Hoon Shin, Icheon-si, KR;
Hyung Dong Lee, Icheon-si, KR;
Jeong Woo Lee, Icheon-si, KR;
Young Suk Moon, Icheon-si, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 11/406 (2006.01);
U.S. Cl.
CPC ...
G11C 11/40603 (2013.01); G11C 11/40615 (2013.01); G11C 11/40611 (2013.01);
Abstract
A memory system includes: a controller configured to provide a hidden auto refresh command; and a memory configured to perform a refresh operation in response to the hidden auto refresh command. The controller and the memory communicate with each other so that each refresh address of the controller and the memory has the same value as each other.