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:
Dec. 19, 2023

Filed:

Feb. 11, 2022
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Yonsei University, University—industry Foundation (Uif), Seoul, KR;

Inventors:

Jusung Han, Seoul, KR;

Jiseok Hwang, Gyeonggi-do, KR;

Se Joon Im, Gyeonggi-do, KR;

Chulmin Joo, Gyeonggi-do, KR;

Seungri Song, Seoul, KR;

Baek Cheon Seong, Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 9/02 (2022.01); G01N 21/47 (2006.01); G01B 9/02091 (2022.01); G01B 9/02001 (2022.01);
U.S. Cl.
CPC ...
G01N 21/4795 (2013.01); G01B 9/02001 (2013.01); G01B 9/02044 (2013.01); G01B 9/02091 (2013.01);
Abstract

A tomographic imaging system includes a light source, a light irradiation unit that irradiates light to a transparent material composite thin film sample and a reference mirror and acquires an interference signal between light reflected and scattered from the sample and light reflected from the reference mirror, a light measuring unit that measures the interference signal acquired by the light irradiation unit, a light transmission unit that transmits the light output from the light source to the light irradiation unit and transmits the interference signal of the light transmitted from the light irradiation unit to the light measuring unit; and a signal processing apparatus that converts the interference signal of the sample, outputs the converted interference signal as a tomographic image, and monitors the interference signal acquired by the light irradiation unit to modulate intensity and a polarization state of the light input to the light irradiation unit.


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