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:
Nov. 06, 2018
Filed:
Jul. 22, 2016
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Masahiro Yamaki, Tokyo, JP;
Hitoshi Saita, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/58 (2006.01); H01L 23/42 (2006.01); H01G 4/33 (2006.01); H01G 4/005 (2006.01); H01G 2/14 (2006.01); H01L 23/00 (2006.01); H01L 49/02 (2006.01); H01G 4/012 (2006.01); H01G 4/224 (2006.01); H01L 23/367 (2006.01); H01G 4/12 (2006.01); H01L 23/498 (2006.01);
U.S. Cl.
CPC ...
H01L 23/42 (2013.01); H01G 2/14 (2013.01); H01G 4/005 (2013.01); H01G 4/012 (2013.01); H01G 4/224 (2013.01); H01G 4/33 (2013.01); H01L 23/3677 (2013.01); H01L 23/49822 (2013.01); H01L 24/16 (2013.01); H01L 28/82 (2013.01); H01L 28/84 (2013.01); H01G 4/1227 (2013.01); H01L 23/49816 (2013.01); H01L 23/49827 (2013.01); H01L 2224/16265 (2013.01); H01L 2924/19015 (2013.01); H01L 2924/19041 (2013.01); H01L 2924/19102 (2013.01);
Abstract
The present invention provides a thin film capacitor including a first electrode layer, a second electrode layer, and a dielectric layer provided between the first electrode layer and the second electrode layer, wherein a ratio (S/S) of a surface area S of a surface of the first electrode layer on an opposite side to the dielectric layer to a projected area Sin a thickness direction of the first electrode layer is 1.01 to 5.00.