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. 19, 2014
Filed:
Jul. 20, 2010
Applicants:
Dong Geun Lee, Seoul, KR;
Sung Hyun Kim, Seoul, KR;
Inventors:
Dong Geun Lee, Seoul, KR;
Sung Hyun Kim, Seoul, KR;
Assignee:
Hynix Semiconductor Inc., Icheon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/765 (2006.01); H01L 21/762 (2006.01); H01L 27/108 (2006.01); H01L 23/58 (2006.01); H01L 27/105 (2006.01); H01L 27/02 (2006.01);
U.S. Cl.
CPC ...
H01L 27/105 (2013.01); H01L 21/76229 (2013.01); H01L 27/10894 (2013.01); H01L 23/585 (2013.01); H01L 27/0207 (2013.01);
Abstract
A semiconductor device including a cell region and a peripheral region, the semiconductor device comprising: a guard ring region provided between the cell region and the peripheral region, the guard ring region having a barrier structure.