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:
Sep. 03, 2024

Filed:

Apr. 21, 2023
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Masashi Murakami, Kyoto, JP;

Kazuko Nishimura, Kyoto, JP;

Yutaka Abe, Osaka, JP;

Yoshiyuki Matsunaga, Kyoto, JP;

Yoshihiro Sato, Osaka, JP;

Junji Hirase, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01); H10K 30/00 (2023.01);
U.S. Cl.
CPC ...
H01L 27/14609 (2013.01); H01L 27/14632 (2013.01); H01L 27/14643 (2013.01); H01L 27/14665 (2013.01); H01L 27/14636 (2013.01); H10K 30/00 (2023.02);
Abstract

An imaging device including a semiconductor substrate; a photoelectric converter that converts incident light into a signal charge, the photoelectric converter being stacked on the semiconductor substrate; a node to which the signal charge is input; a transistor having a source and a drain, one of the source and the drain being connected to the node; and a capacitive element connected between the transistor and a voltage source or a ground. The transistor is configured to switch between a first mode and a second mode, a sensitivity in the first mode being different from a sensitivity in the second mode, and in a cross-sectional view, the capacitive element is located between the semiconductor substrate and the photoelectric converter.


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