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:
Oct. 20, 2020

Filed:

Feb. 09, 2018
Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Mitsuhiro Tomikawa, Tokyo, JP;

Koichi Tsunoda, Tokyo, JP;

Kazuhiro Yoshikawa, Tokyo, JP;

Kenichi Yoshida, Tokyo, JP;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/18 (2006.01); H05K 3/30 (2006.01); H05K 3/38 (2006.01); H05K 3/46 (2006.01); H05K 3/00 (2006.01);
U.S. Cl.
CPC ...
H05K 1/186 (2013.01); H05K 1/185 (2013.01); H05K 3/30 (2013.01); H05K 3/38 (2013.01); H05K 3/4697 (2013.01); H05K 3/007 (2013.01); H05K 3/0032 (2013.01); H05K 3/4644 (2013.01); H05K 2201/10015 (2013.01); H05K 2201/10984 (2013.01); H05K 2203/107 (2013.01); H05K 2203/1461 (2013.01);
Abstract

An electronic component embedded substrate includes: a substrate that includes an insulating layer and has a first principal surface and a second principal surface; an electronic component that is embedded in the substrate and has at least one first terminal, at least one second terminal, and a capacity part; at least one via conductor that are formed in the insulating layer and electrically connected to the second terminal; and an adhesion layer that is in contact with the second terminal on an end face of the second terminal which are close to the second principal surface. The electronic component is laminated with the insulating layer, and adhesion strength between the adhesion layer and the insulating layer is higher than that between the second terminal and the insulating layer.


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