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:
Feb. 20, 2024
Filed:
Jul. 26, 2021
Opple Lighting Co., Ltd., Shanghai, CN;
OPPLE LIGHTING CO., LTD., Shanghai, CN;
Abstract
A detection circuit, a method for detecting light source flicker, a device for detecting light source flicker, and a photoelectric detection device are provided by the examples of the present disclosure, and the detection circuit includes a power supply; a photodiode configured to output a current based on a light source; a driving circuit connected in series with the photodiode and configured to generate an output voltage based on the current output by the photodiode, a current output by the power supply, and a resistive component, the driving circuit includes a plurality of circuits with different illumination correlation coefficients; and a control unit connected with the driving circuit and configured to select a circuit with a matched illumination correlation coefficient from the driving circuit to control the output voltage within a designate voltage range.