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.

Patent No.:

US 9012959 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 21, 2015

Filed:

Mar. 06, 2014
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Koichi Fujita, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01); H01L 29/778 (2006.01); H01L 21/02 (2006.01); H01L 21/22 (2006.01);
U.S. Cl.
CPC ...
H01L 29/778 (2013.01); H01L 21/02518 (2013.01); H01L 21/22 (2013.01);
Abstract

A semiconductor device includes: a semiconductor substrate having an upper surface and a lower surface; a field effect transistor having a semiconductor layer on the upper surface of the semiconductor substrate, a gate electrode, a drain electrode, and a source electrode; a P-type diffusion region in the semiconductor substrate and extending to the upper surface of the semiconductor substrate; a first N-type diffusion region in the semiconductor substrate and extending t the upper surface of the semiconductor substrate; a first connection electrode connecting the P-type diffusion region to a grounding point; and a second connection electrode connecting the first N-type diffusion region to the gate electrode or the drain electrode. The P-type diffusion region and the first N-type diffusion region constitute a bidirectional lateral diode.


Find Patent Forward Citations

Fujita, Koichi. (2015). Semiconductor device (U.S. Patent No. 9012959). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9012959

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