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.

Date of Patent:
Aug. 28, 2018

Filed:

Jun. 27, 2017
Applicant:

Samsung Electro-mechanics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventors:

Yun Sung Kang, Suwon-si, KR;

Hai Joon Lee, Suwon-si, KR;

Tae Joon Park, Suwon-si, KR;

Dong Joon Oh, Suwon-si, KR;

Yun Hee Kim, Suwon-si, KR;

Kyo Yeol Lee, Suwon-si, KR;

Seung Mo Lim, Suwon-si, KR;

In Young Kang, Suwon-si, KR;

Assignee:

SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon-si, Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 4/33 (2006.01); H01G 4/12 (2006.01); H01G 4/005 (2006.01);
U.S. Cl.
CPC ...
H01G 4/33 (2013.01); H01G 4/005 (2013.01); H01G 4/1227 (2013.01);
Abstract

A thin-film ceramic capacitor includes: a body in which a plurality of dielectric layers and first and second electrode layers are alternately disposed on a substrate; and first and second electrode pads disposed on an external surface of the body. The dielectric layer contains a mixed phase of a perovskite phase having ferroelectric properties and a pyrochlore phase having paraelectric properties, the pyrochlore phase being disposed on interfaces between the dielectric layers and the first and second electrode layers in lower portions of the dielectric layers.


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