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. 04, 2015

Filed:

Nov. 21, 2013
Applicant:

Taiyo Yuden Co., Ltd., Tokyo, JP;

Inventors:

Masaya Shimamura, Tokyo, JP;

Kenzo Kitazaki, Tokyo, JP;

Yutaka Nagai, Tokyo, JP;

Hiroshi Nakamura, Tokyo, JP;

Tetsuo Saji, Tokyo, JP;

Eiji Mugiya, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01); H05K 1/18 (2006.01); H05K 3/30 (2006.01);
U.S. Cl.
CPC ...
H05K 9/00 (2013.01); H05K 1/186 (2013.01); H05K 3/301 (2013.01);
Abstract

A circuit module includes a substrate, a mount component, a sealing body, a trench and a shield. The substrate has a mount surface. The mount component is mounted on the mount surface. The sealing body has a main surface and an outer peripheral surface, the sealing body sealing the mount component, the main surface sandwiching the mount component between the main surface and the mount surface, the outer peripheral surface covering the mount component on the mount surface. The trench has a groove-like shape, the trench being recessed from the main surface of the sealing body to the mount surface, the trench being formed to leave a space between the trench and the outer peripheral surface. The shield covers the main surface and the outer peripheral surface of the sealing body, the shield being filled in the trench.


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