Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CAPACITOR AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2019/171470
Kind Code:
A1
Abstract:
In order to provide a capacitor which can achieve a large electric capacity, a capacitor (1A) according to one embodiment of this invention comprises: a substrate (10) having a first surface and a second surface, and provided with one or more through holes (TH1) each extending from the first surface to the second surface; a first electroconductive layer (20a) which covers the first surface, the second surface and the sidewalls of the one or more through holes (TH1); a second electroconductive layer (20b) which, with the first electroconductive layer (20a) sandwiched between, faces the first surface, the second surface and the sidewalls of the one or more through holes (TH1); and a dielectric layer (50) interposed between the first electroconductive layer (20a) and the second electroconductive layer (20b).

Inventors:
HIGUCHI, Kazuhito (1-1 Shibaura 1-chome, Minato-k, Tokyo 01, 〒1058001, JP)
OBATA, Susumu (1-1 Shibaura 1-chome, Minato-k, Tokyo 01, 〒1058001, JP)
MATSUO, Keiichiro (1-1 Shibaura 1-chome, Minato-k, Tokyo 01, 〒1058001, JP)
SANO, Mitsuo (1-1 Shibaura 1-chome, Minato-k, Tokyo 01, 〒1058001, JP)
Application Number:
JP2018/008585
Publication Date:
September 12, 2019
Filing Date:
March 06, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KABUSHIKI KAISHA TOSHIBA (1-1 Shibaura 1-chome, Minato-ku Tokyo, 01, 〒1058001, JP)
International Classes:
H01L21/822; H01G4/33; H01L27/04
Foreign References:
JP2012089743A2012-05-10
US20020134581A12002-09-26
JP2017050378A2017-03-09
JP2009291991A2009-12-17
Attorney, Agent or Firm:
KURATA, Masatoshi et al. (11th Floor Celestine Shiba Mitsui Bldg., 3-23-1 Shiba, Minato-k, Tokyo 14, 〒1050014, JP)
Download PDF: