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:
Dec. 17, 2024

Filed:

Jun. 23, 2022
Applicant:

Semiconductor Energy Laboratory Co., Ltd., Atsugi, JP;

Inventors:

Shoki Miyata, Kanagawa, JP;

Yuto Yakubo, Kanagawa, JP;

Yoshiyuki Kurokawa, Kanagawa, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/096 (2006.01); H03K 19/20 (2006.01); H03M 1/46 (2006.01);
U.S. Cl.
CPC ...
H03K 19/0963 (2013.01); H03K 19/20 (2013.01); H03M 1/462 (2013.01);
Abstract

A semiconductor device with reduced power consumption can be provided. The semiconductor device includes a first transistor and a second transistor. The first transistor is a p-channel transistor including silicon in a channel formation region and the second transistor is an n-channel transistor including a metal oxide in a channel formation region. The metal oxide includes indium, an element M (e.g., gallium), and zinc. A gate of the first transistor is electrically connected to a gate of the second transistor, and one of a source and a drain of the first transistor is electrically connected to one of a source and a drain of the second transistor. The first transistor and the second transistor can each operate in a subthreshold region.


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