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. 13, 2009
Filed:
Nov. 28, 2006
Applicants:
Uk-song Kang, Yongin-si, KR;
Kee-won Kwon, Seongnam-si, KR;
Inventors:
Uk-song Kang, Yongin-si, KR;
Kee-won Kwon, Seongnam-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dynamic random access memory device having reduced power consumption and a refresh cycle method. The memory device includes a monitoring address storage unit storing multiple monitoring addresses, an error correction code (ECC) engine detecting whether or not an error occurs in monitoring bits corresponding to the monitoring addresses, and a refresh cycle determining circuit adjusting a self refresh cycle depending on whether or not an error occurs in the monitoring bits.