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. 22, 2026

Filed:

Apr. 08, 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 21/3563 (2014.01); G01J 3/02 (2006.01); G01J 3/433 (2006.01); G01N 21/17 (2006.01); G01N 21/359 (2014.01); G01N 21/84 (2006.01); G01N 33/02 (2006.01); G02B 1/00 (2006.01); G01N 21/01 (2006.01);
U.S. Cl.
CPC ...
G01N 33/025 (2013.01); G01J 3/0227 (2013.01); G01J 3/0245 (2013.01); G01J 3/4338 (2013.01); G01N 21/3563 (2013.01); G01N 21/359 (2013.01); G02B 1/002 (2013.01); G01N 2021/0118 (2013.01); G01N 2021/1757 (2013.01); G01N 2021/1791 (2013.01); G01N 2021/8466 (2013.01); G01N 2201/0633 (2013.01); G01N 2201/0686 (2013.01); G01N 2201/12784 (2013.01);
Abstract

A spectroscopic detection method for detecting a lycopene content in an agricultural product is realized by a spectrometer. The spectrometer includes: a light source device, a convergence device, a chopping device, a filter device, a detection device, and a processing device. The spectroscopic detection method includes: activating the light source device to generate light; converging, by the convergence device, the light generated by the light source device to obtain converged light; controlling and driving the chopping device to obtain detection light used for irradiating an agricultural product and having a modulation frequency; providing the filter device on an optical path of the detection light to obtain characteristic light; controlling the detection device to convert an optical signal of the characteristic light into an electrical signal; and controlling the processing device to output a substance content analysis result according to the electrical signal output by the detection device.


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