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. 21, 2007
Filed:
Jan. 22, 2004
Applicants:
Jong-hyun Choi, Suwon-si, KR;
Dong-il Seo, Yongin-si, KR;
Kyu-chan Lee, Suwon-si, KR;
Young-hun Seo, Daegu, KR;
Inventors:
Jong-Hyun Choi, Suwon-si, KR;
Dong-Il Seo, Yongin-si, KR;
Kyu-Chan Lee, Suwon-si, KR;
Young-Hun Seo, Daegu, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 11/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dynamic random access memory (DRAM) device, including a DRAM core having memory cells for storing data information, and a read protection unit, prevents data stored in the memory cells before power-off, from being read out at power-on.