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:
Jan. 13, 2026
Filed:
Oct. 10, 2023
Kingfar International Inc., Beijing, CN;
Qichao Zhao, Beijing, CN;
Ran Yang, Beijing, CN;
KINGFAR INTERNATIONAL INC., Beijing, CN;
Abstract
A near-infrared light acquisition circuit, method, system and device relates to the technical field of near-infrared light acquisition. The near-infrared light acquisition circuit includes a plurality of acquisition modules, a plurality of transimpedance amplification modules, a plurality of filter modules, switching module and control module; the inputs of the transimpedance amplification modules are respectively and correspondingly connected to the outputs of the acquisition modules, and the outputs of the transimpedance amplification modules are respectively and correspondingly connected to the inputs of the filter modules, the outputs of the filter modules are connected to the inputs of the switching module, and the control ends of the switching module are connected to the logic outputs of the control module, the outputs of the switching module are connected to the inputs of the control module, and the output of the control module is connected to the upper computer.