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:
Apr. 26, 2005
Filed:
Oct. 01, 2003
Applicant:
Dong-yang Lee, Kyungki-do, KR;
Inventor:
Dong-yang Lee, Kyungki-do, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C007/00 ;
U.S. Cl.
CPC ...
Abstract
A Dynamic Random Access Memory (DRAM) device can include a DRAM cell array configured to be periodically refreshed and a refresh control circuit that is configured to issue an internal refresh command to the DRAM cell array to provide periodic refresh of the DRAM cell array. The refresh control circuit can further include a refresh information signal to external of the DRAM device before the internal refresh command is issued to the DRAM cell array.
Lee, Dong-yang. (2005). Dynamic random access memory devices and method of controlling refresh operation thereof (U.S. Patent No. 6885603). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6885603
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