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:
Oct. 27, 2009
Filed:
Jul. 03, 2008
Applicants:
Ji-hwon Lee, Gyeonggi-do, KR;
Sung-hoi Hur, Seoul, KR;
Inventors:
Ji-Hwon Lee, Gyeonggi-do, KR;
Sung-Hoi Hur, Seoul, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/336 (2006.01);
U.S. Cl.
CPC ...
Abstract
A NAND includes a device isolation pattern disposed in a region of a substrate defining a plurality of active regions. Memory transistors having memory gate patterns, constituting a cell string, cross the plurality of active regions. Select transistors are disposed over the memory transistors, and lower plugs are disposed on each side of the cell string to electrically connect the plurality of active regions on both sides of the cell string and the select transistors.