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:
Feb. 09, 2016
Filed:
Dec. 14, 2011
Applicant:
Jong-han Shin, Gyeonggi-do, KR;
Inventor:
Jong-Han Shin, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/336 (2006.01); H01L 27/108 (2006.01); H01L 29/423 (2006.01);
U.S. Cl.
CPC ...
H01L 27/10876 (2013.01); H01L 27/10894 (2013.01); H01L 27/10873 (2013.01); H01L 29/4236 (2013.01);
Abstract
A semiconductor device includes a substrate having a cell region and a peripheral region, a buried gate formed over the substrate of the cell region, a peripheral gate formed over the substrate of the peripheral region and comprising a conductive layer, an inter-layer dielectric layer that covers the substrate, and a peripheral bit line formed inside the inter-layer dielectric layer and contacting the conductive layer.