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:
Jun. 06, 2017
Filed:
Sep. 24, 2015
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Inventors:
Yunjung Choi, Seoul, KR;
Se Hoon Oh, Hwaseong-si, KR;
Jin-Su Lee, Hwaseong-si, KR;
Younsoo Kim, Yongin-si, KR;
HanJin Lim, Seoul, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/00 (2006.01); H01L 49/02 (2006.01);
U.S. Cl.
CPC ...
H01L 28/75 (2013.01); H01L 28/90 (2013.01);
Abstract
A semiconductor device includes a lower electrode on a lower structure, a dielectric layer conformally covering a surface of the lower electrode, an upper electrode conformally covering a surface of the dielectric layer, and a barrier layer on the upper electrode. The barrier layer and the upper electrode define a space on a sidewall of the lower electrode.