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. 26, 2026

Filed:

Jan. 28, 2022
Applicant:

Sony Group Corporation, Tokyo, JP;

Inventors:

Yusuke Mada, Tokyo, JP;

Atsushi Ito, Tokyo, JP;

Masaki Orihashi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/35 (2014.01); F25B 21/02 (2006.01); G01N 21/3563 (2014.01);
U.S. Cl.
CPC ...
G01N 21/3563 (2013.01); F25B 21/02 (2013.01); G01N 2201/0231 (2013.01);
Abstract

Provided is a light detection device including a Peltier element that includes a P-type semiconductor and an N-type semiconductor disposed between a first substrate and a second substrate, and a light receiving part that receives light from the object having been subjected to temperature modulation by the Peltier element, in which the first substrate is provided on the object side, the second substrate is provided on the light receiving part side, and at least parts of the first substrate and the second substrate transmits light from the object. The present technology can be applied to, for example, a detection device that detects a predetermined material by receiving and analyzing light from an object to be measured.


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