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:
May. 05, 2026

Filed:

Mar. 22, 2024
Applicants:

Zhejiang University, Hangzhou, CN;

Zhejiang Kepler Technology Co., Ltd., Jiaxing, CN;

Inventors:

Lijuan Xie, Hangzhou, CN;

Yingjie Zheng, Hangzhou, CN;

Yibin Ying, Hangzhou, CN;

Lin Li, Hangzhou, CN;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/35 (2014.01); G01N 21/3563 (2014.01); G01N 33/02 (2006.01);
U.S. Cl.
CPC ...
G01N 21/3563 (2013.01); G01N 33/025 (2013.01); G01N 2201/061 (2013.01);
Abstract

A spectrometer for detecting a trace element in an agricultural product and use thereof is provided. The spectrometer includes: a light source device configured to generate light required by spectroscopic detection; a convergence device configured to converge the light generated by the light source device; a chopping device configured to modulate a frequency of light converged by a convergence device; a filter device configured to shield light of a wavelength other than a preset wavelength; a detection device configured to receive light passing through a to-be-detected agricultural product and the filter device, and convert an optical signal into an electrical signal; and a processing device configured to generate spectroscopic analysis data according to the electrical signal outputted by the detection device and output a substance content analysis result according to the spectroscopic analysis data, where the preset wavelength of the filter device ranges from 400 nm to 5,000 nm.


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