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. 01, 2023

Filed:

Apr. 17, 2019
Applicant:

Toshiba Memory Corporation, Tokyo, JP;

Inventors:

Yuusuke Takano, Yokkaichi Mie, JP;

Yoshiaki Goto, Kiyosu Aichi, JP;

Takeshi Watanabe, Yokkaichi Mie, JP;

Takashi Imoto, Kamakura Kanagawa, JP;

Assignee:

Kioxia Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/552 (2006.01); H01L 21/66 (2006.01); H01L 23/00 (2006.01); H01L 23/31 (2006.01); G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
H01L 23/552 (2013.01); H01L 22/14 (2013.01); H01L 24/48 (2013.01); H01L 24/49 (2013.01); G01R 31/2853 (2013.01); H01L 23/3128 (2013.01); H01L 2224/48095 (2013.01); H01L 2224/48227 (2013.01); H01L 2224/48228 (2013.01); H01L 2224/49 (2013.01); H01L 2924/00014 (2013.01); H01L 2924/15192 (2013.01); H01L 2924/15311 (2013.01); H01L 2924/15787 (2013.01); H01L 2924/15788 (2013.01); H01L 2924/181 (2013.01); H01L 2924/19107 (2013.01);
Abstract

According to one embodiment, a semiconductor device includes a wiring board that has a first surface and a second surface opposed to the first surface, a semiconductor chip provided on the first surface, external connection terminals provided on the second surface, a sealing resin layer provided on the first surface, and a conductive shield layer that covers at least a portion of a side surface of the wiring board and the sealing resin layer. The wiring board includes a first ground wire that is electrically connected to the conductive shield layer, and a second ground wire that is electrically connected to the conductive shield layer and is electrically insulated from the first ground wire.


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