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.:
Date of Patent:
Oct. 07, 2025
Filed:
Mar. 04, 2022
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventors:
Assignee:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 25/77 (2023.01);
U.S. Cl.
CPC ...
H04N 25/77 (2023.01);
Abstract
Provided is a photodetector including: a photodetection element; a reset circuit that sets one end of the photodetection element to an initialization voltage after the photodetection element detects light, and that includes a variable current source capable of varying a current to be supplied to the one end of the photodetection element; and a control circuit that stepwise or continuously increases a current to be supplied to the one end of the photodetection element by using the variable current source until the one end of the photodetection element is set to the initialization voltage after the photodetection element detects light.